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Forum: UV/IR Thermal or Xray Photography January 9th, 2019, 01:37 AM
Replies: 2
Views: 255
Posted By Dr Klaus Schmitt
As a fast 2.8/200mm taking lens actually!

As a fast 2.8/200mm taking lens actually!
Forum: UV/IR Thermal or Xray Photography January 7th, 2019, 11:02 PM
Replies: 2
Views: 255
Posted By Dr Klaus Schmitt
Oncostele in UV using a Russian f2.8/200mm lens

This was indeed a surprising find, this prototype f2.8/200mm that it does so well also in UV...

https://a4.pbase.com/o10/08/747708/1/168664055.iGo4in9j.TG200_Onco_VISUV_2_c.jpg
Forum: UV/IR Thermal or Xray Photography January 5th, 2019, 01:03 AM
Replies: 2
Views: 187
Posted By Dr Klaus Schmitt
hmm, really wonder how this differential is...

hmm, really wonder how this differential is perceived??
Forum: UV/IR Thermal or Xray Photography January 3rd, 2019, 01:29 AM
Replies: 5
Views: 174
Posted By Dr Klaus Schmitt
OK, grerat that it works for you Asher! Happy New...

OK, grerat that it works for you Asher! Happy New Year!!
Forum: UV/IR Thermal or Xray Photography January 2nd, 2019, 12:03 AM
Replies: 5
Views: 174
Posted By Dr Klaus Schmitt
Here again in smaller version, if that helps... ...

Here again in smaller version, if that helps...

http://www.pbase.com/kds315/image/153751401/large.jpg

http://www.pbase.com/kds315/image/153751497/large.jpg
...
Forum: UV/IR Thermal or Xray Photography January 1st, 2019, 11:54 PM
Replies: 5
Views: 174
Posted By Dr Klaus Schmitt
1) look at the image, center on the middle gap...

1) look at the image, center on the middle gap between them (with your glasses on that you need for reading this sharp = in focus)
2) place the pointer finger at your nose tip without changing your...
Forum: UV/IR Thermal or Xray Photography January 1st, 2019, 01:11 PM
Replies: 5
Views: 174
Posted By Dr Klaus Schmitt
Sanvitalia VIS+UV stereo

Coastal Optics (Now JENOPTIK) f4/105mm - crosseye stereo images

http://www.pbase.com/kds315/image/153751401/original.jpg

http://www.pbase.com/kds315/image/153751497/original.jpg
...
Forum: UV/IR Thermal or Xray Photography December 31st, 2018, 07:45 AM
Replies: 6
Views: 335
Posted By Dr Klaus Schmitt
Thanks + Happy new Year Peter!

Thanks + Happy new Year Peter!
Forum: UV/IR Thermal or Xray Photography December 29th, 2018, 04:33 AM
Replies: 2
Views: 187
Posted By Dr Klaus Schmitt
Oncostele Wildcat 'Golden Red Star' psychedelic

I have shown this Orchid before here, and it is always difficult to spot the differences between the visible and the ultraviolet image. Hence a few years ago I have developed a method to show a...
Forum: UV/IR Thermal or Xray Photography December 23rd, 2018, 04:45 AM
Replies: 6
Views: 335
Posted By Dr Klaus Schmitt
Thanks Peter!

Thanks Peter!
Forum: UV/IR Thermal or Xray Photography December 18th, 2018, 09:01 AM
Replies: 2
Views: 213
Posted By Dr Klaus Schmitt
BART?? Oh yes, it is very pretty this flower in...

BART?? Oh yes, it is very pretty this flower in differenr wavebands. Don't forget, all non-visual images are "false colors", so this was just my choice to set those, anything would be possible here...
Forum: UV/IR Thermal or Xray Photography December 17th, 2018, 08:39 AM
Replies: 2
Views: 213
Posted By Dr Klaus Schmitt
Oncostele orchid multispectral

Quadriptych of VIS, UV, sim. Butterfly and Bee vision (left to right, top to bottom):

https://a4.pbase.com/g10/08/747708/2/168545390.umyZH3an.jpg
Forum: UV/IR Thermal or Xray Photography December 17th, 2018, 08:37 AM
Replies: 6
Views: 302
Posted By Dr Klaus Schmitt
Whatever works best for you Asher! I'm a...

Whatever works best for you Asher! I'm a minimalist and you're a constructionist, there is room for all of us!! :-)
Forum: UV/IR Thermal or Xray Photography December 16th, 2018, 05:37 AM
Replies: 6
Views: 302
Posted By Dr Klaus Schmitt
Sure that could be done!! I do my work when I...

Sure that could be done!! I do my work when I press the shutter though....just my personal preference.
Forum: UV/IR Thermal or Xray Photography December 12th, 2018, 05:50 AM
Replies: 6
Views: 302
Posted By Dr Klaus Schmitt
Guess I take this as a joke Asher... ;-) I...

Guess I take this as a joke Asher... ;-)

I wrote about that here in more detail: https://photographyoftheinvisibleworld.blogspot.com/2018/12/baader-u-venus-filter-versus-optolong.html
Forum: UV/IR Thermal or Xray Photography December 11th, 2018, 01:42 PM
Replies: 6
Views: 302
Posted By Dr Klaus Schmitt
Oncostele orchid with two UV filters

Well, this one is a bit technical: I wanted to show the difference of a well working and not so well working filter for reflected UV photography.
...
Forum: UV/IR Thermal or Xray Photography December 4th, 2018, 01:43 AM
Replies: 6
Views: 335
Posted By Dr Klaus Schmitt
It actually is a hybrid of two hybrids Ons....

It actually is a hybrid of two hybrids Ons. Rustic Bridge x Onc. Crowborough, so one part is an Oncidium indeed!
Forum: UV/IR Thermal or Xray Photography December 3rd, 2018, 10:28 AM
Replies: 6
Views: 335
Posted By Dr Klaus Schmitt
Oncostele Wildcat 'Golden Red Star' VIS-UV

https://a4.pbase.com/o10/08/747708/1/168461378.b17WgBfo.Oncostele__ISUV_c.jpg
Forum: UV/IR Thermal or Xray Photography December 1st, 2018, 06:03 PM
Replies: 2
Views: 249
Posted By Dr Klaus Schmitt
Thanks Asher!

Thanks Asher!
Forum: UV/IR Thermal or Xray Photography November 29th, 2018, 03:26 PM
Replies: 2
Views: 249
Posted By Dr Klaus Schmitt
Common Sunflower VIS-UV-BV

https://a4.pbase.com/g10/08/747708/2/168464929.a3OryfVK.jpg
Forum: UV/IR Thermal or Xray Photography November 28th, 2018, 02:43 PM
Replies: 2
Views: 276
Posted By Dr Klaus Schmitt
Just learned that it is a Oncostele Wildcat...

Just learned that it is a Oncostele Wildcat 'Golden Red Star'
Forum: UV/IR Thermal or Xray Photography November 28th, 2018, 08:14 AM
Replies: 7
Views: 432
Posted By Dr Klaus Schmitt
Most welcome!

Most welcome!
Forum: UV/IR Thermal or Xray Photography November 28th, 2018, 08:13 AM
Replies: 2
Views: 276
Posted By Dr Klaus Schmitt
Oncostele Wildcat 'Golden Red Star' in UV using Lyman Alpha II lens

https://a4.pbase.com/o10/08/747708/1/168458969.FmiU6FW0.UVNikkor_105_vs_Nye_90mm_2a_c.jpg

The Lyman Alpha II f1.1/90mm does UV, too. A rather "unfriendly" comparision of its f1.1 to the UV Nikkor...
Forum: UV/IR Thermal or Xray Photography November 16th, 2018, 12:27 PM
Replies: 7
Views: 432
Posted By Dr Klaus Schmitt
Thank you guys!

Thank you guys!
Forum: UV/IR Thermal or Xray Photography November 15th, 2018, 11:55 PM
Replies: 7
Views: 432
Posted By Dr Klaus Schmitt
Indeed, UV photography is being used for such!...

Indeed, UV photography is being used for such! Read our paper about it here: http://www.academia.edu/3204233/An_attempt_to_push_back_frontiers_digital_near-ultraviolet_aerial_archaeology
Forum: UV/IR Thermal or Xray Photography November 15th, 2018, 10:20 AM
Replies: 7
Views: 432
Posted By Dr Klaus Schmitt
Man made structures in UV...

Thought it might be interesting to see how those look in the 300-400nm wave band...


https://a4.pbase.com/o10/08/747708/1/168308589.OZUxgBzu.Nye_200mm_UV_P1740616a_c.jpg
...
Forum: UV/IR Thermal or Xray Photography November 15th, 2018, 10:17 AM
Replies: 7
Views: 994
Posted By Dr Klaus Schmitt
Thank you Roshni!

Thank you Roshni!
Forum: UV/IR Thermal or Xray Photography October 24th, 2018, 06:40 AM
Replies: 7
Views: 994
Posted By Dr Klaus Schmitt
OH, but we can!! There is an effect one can use...

OH, but we can!! There is an effect one can use (once learned) to see POLARIZATION!!

Look here for Haidinger's Brush: https://en.wikipedia.org/wiki/Haidinger%27s_brush and also a bit better...
Forum: UV/IR Thermal or Xray Photography October 24th, 2018, 06:37 AM
Replies: 0
Views: 440
Posted By Dr Klaus Schmitt
Lyman-Alpha lenses for UV

Using a NYE OPTICAL Lyman-Alpha I f2.8/200mm mirror lens

Here a few UV shots, using Baader-U filter (rear mounted)... no sun, rain

Neighbour houses, ca 10-20m away:
...
Forum: UV/IR Thermal or Xray Photography October 24th, 2018, 01:09 AM
Replies: 7
Views: 994
Posted By Dr Klaus Schmitt
No I haven't yet looked into UV-Polarization as...

No I haven't yet looked into UV-Polarization as the needed filters are extremely costly...

Insects (some) have the ability to detect polarization, I have read....
Forum: UV/IR Thermal or Xray Photography October 23rd, 2018, 01:39 PM
Replies: 7
Views: 994
Posted By Dr Klaus Schmitt
African Violet in reflected UV

Was test shooting an African Violet flower with a LDM-1 800mm Long Distance UV-VIS-IR Microscope lens...

This from 6ft/1.8m away:...
Forum: UV/IR Thermal or Xray Photography October 14th, 2018, 07:14 AM
Replies: 0
Views: 600
Posted By Dr Klaus Schmitt
Sunflower VIS - UV

Normal vision vs UV (ultraviolet) using Baader-U filter

https://a4.pbase.com/g10/08/747708/2/168250233.TVKBUXtB.jpg
Forum: UV/IR Thermal or Xray Photography September 26th, 2018, 12:09 PM
Replies: 24
Views: 2,128
Posted By Dr Klaus Schmitt
Uuuuhh Asher, I had forewarned you, its is...

Uuuuhh Asher, I had forewarned you, its is starting....
Forum: UV/IR Thermal or Xray Photography September 22nd, 2018, 09:24 AM
Replies: 24
Views: 2,128
Posted By Dr Klaus Schmitt
I have to agree with Steve, expecially if ones...

I have to agree with Steve, expecially if ones takes into account the much higher sensitivity a sensor has for violet and blue as compared to UV, which leads to an overproportional (as this is a...
Forum: UV/IR Thermal or Xray Photography September 22nd, 2018, 09:20 AM
Replies: 7
Views: 974
Posted By Dr Klaus Schmitt
Well, don't take that too serious, this (my...

Well, don't take that too serious, this (my opinion) would be only valid if you had to hang it on a professional exhibit, a show etc, and this is what I meant. Here on a forum discussing photographs,...
Forum: UV/IR Thermal or Xray Photography September 16th, 2018, 01:46 PM
Replies: 3
Views: 666
Posted By Dr Klaus Schmitt
Here is a better synched version of it:...

Here is a better synched version of it: https://www.youtube.com/watch?v=HJs-l9ZIDCA
Forum: UV/IR Thermal or Xray Photography September 16th, 2018, 01:44 PM
Replies: 7
Views: 974
Posted By Dr Klaus Schmitt
Guess the first with the many pillars, as it...

Guess the first with the many pillars, as it gives a very distincet depth impression and the fantastic clouds above. The 2nd one is deeper, darker, more focus on that round bed of flowers...
so #1...
Forum: UV/IR Thermal or Xray Photography September 15th, 2018, 03:58 PM
Replies: 7
Views: 974
Posted By Dr Klaus Schmitt
Very impressive indeed those are. Personally I...

Very impressive indeed those are. Personally I would show one at a time, not in sequence, as it dilutes that striking effect (for me that is)...
Forum: UV/IR Thermal or Xray Photography September 15th, 2018, 03:56 PM
Replies: 24
Views: 2,027
Posted By Dr Klaus Schmitt
PS: I prefer the stand-alone presentation as each...

PS: I prefer the stand-alone presentation as each of them has some striking effect (on me that is), which gets better visible alone IMHO.
Forum: UV/IR Thermal or Xray Photography September 15th, 2018, 03:53 PM
Replies: 24
Views: 2,027
Posted By Dr Klaus Schmitt
Great you made it here Bob!! Happy to see more of...

Great you made it here Bob!! Happy to see more of your wonderful work!
Forum: UV/IR Thermal or Xray Photography September 15th, 2018, 03:51 PM
Replies: 3
Views: 666
Posted By Dr Klaus Schmitt
True, UV photogarphy usually happens 8-10 stops...

True, UV photogarphy usually happens 8-10 stops below "normal" photography. High ISO of modern cameras has allowed that now, SONY, NIKON, OLYMPUS, PANASONIC etc all provide useful bodies for that,...
Forum: UV/IR Thermal or Xray Photography September 13th, 2018, 10:10 AM
Replies: 3
Views: 666
Posted By Dr Klaus Schmitt
Human and simulated Bee vision video

This is a human vision (left) and simulated bee vision (right) video with bee pollinating,
which I shot a few days ago.

https://www.youtube.com/watch?v=iHNxTt-U55o

[Link, as I can't embed...
Forum: UV/IR Thermal or Xray Photography September 13th, 2018, 10:06 AM
Replies: 24
Views: 2,027
Posted By Dr Klaus Schmitt
Love those Bob! Excellent!!

Love those Bob! Excellent!!
Forum: UV/IR Thermal or Xray Photography September 13th, 2018, 10:04 AM
Replies: 4
Views: 640
Posted By Dr Klaus Schmitt
Very well done Bob! Saw those on UVP already. ...

Very well done Bob! Saw those on UVP already.
Works really great that monochrome camera of yours!

Impressive how well this old NOFLEXAR still holds up on
such modern high resolving cameras!
Forum: UV/IR Thermal or Xray Photography August 15th, 2018, 02:52 AM
Replies: 24
Views: 2,128
Posted By Dr Klaus Schmitt
From Mr Curry's site...the SEU Gen2 diabatic...

From Mr Curry's site...the SEU Gen2 diabatic transmission graph showing some deep blue / violet leakage.

No leakage would be if transmission stays below 1E-03 (OD3), or even better 1E-04 (OD4) by...
Forum: UV/IR Thermal or Xray Photography August 10th, 2018, 02:54 AM
Replies: 4
Views: 896
Posted By Dr Klaus Schmitt
The sense yes, but not that steady hands ;-)

The sense yes, but not that steady hands ;-)
Forum: UV/IR Thermal or Xray Photography August 10th, 2018, 02:14 AM
Replies: 7
Views: 1,351
Posted By Dr Klaus Schmitt
Yes, that's the one I selected, exactly because...

Yes, that's the one I selected, exactly because of that - it is balanced for me.

For me, it is "shooting against the light", was discussing this with an Italian
photographer friend many decades...
Forum: UV/IR Thermal or Xray Photography August 9th, 2018, 04:23 PM
Replies: 7
Views: 1,351
Posted By Dr Klaus Schmitt
No special sharpening applied, only to compensate...

No special sharpening applied, only to compensate for resizing a little bit.
That Quartz lens stepped down is quite sharp in ints center!

Here is the whole series with various aperture settings:...
Forum: UV/IR Thermal or Xray Photography August 9th, 2018, 04:21 PM
Replies: 4
Views: 896
Posted By Dr Klaus Schmitt
Tripod of course, a carbon one, not too heavy as...

Tripod of course, a carbon one, not too heavy as exposure times for UV are 8-10x the visible ones. Otherwise no chance to get somewhat matching images (despite that, there is also wind, you know...)
Forum: UV/IR Thermal or Xray Photography August 9th, 2018, 03:54 AM
Replies: 4
Views: 896
Posted By Dr Klaus Schmitt
Black-Eyed-Susan multispectral

Quadriptych of human vision, UV, simulated butterfly and bee vision (left to right, top to bottom)

https://a4.pbase.com/g10/08/747708/2/167923141.yhF9nD9C.jpg
Forum: UV/IR Thermal or Xray Photography July 19th, 2018, 12:39 AM
Replies: 7
Views: 1,351
Posted By Dr Klaus Schmitt
Funny that you would call it "Petzval" as it is...

Funny that you would call it "Petzval" as it is basically a "monocle lens" at work here!
Forum: UV/IR Thermal or Xray Photography July 18th, 2018, 02:04 AM
Replies: 7
Views: 1,351
Posted By Dr Klaus Schmitt
Gazania colorful UV

https://c1.staticflickr.com/9/8170/8003472852_10315f2db9_o.jpg

an experiment with a selfmade quartz lens...
Forum: UV/IR Thermal or Xray Photography July 18th, 2018, 02:03 AM
Replies: 3
Views: 909
Posted By Dr Klaus Schmitt
This is too funny indeed, now that you have...

This is too funny indeed, now that you have mentioned this, I see it, too!! :-)
Forum: UV/IR Thermal or Xray Photography July 15th, 2018, 04:34 PM
Replies: 3
Views: 909
Posted By Dr Klaus Schmitt
Missouri Coneflower multispectral

MIssouri coneflower - Rudbeckia missouriensis in human vision, UV, simulated butterfly and bee vision (left to right, top to bottom):
...
Forum: UV/IR Thermal or Xray Photography July 15th, 2018, 04:31 PM
Replies: 12
Views: 1,564
Posted By Dr Klaus Schmitt
I had a L2/3 disc slip and compressed nerve, my...

I had a L2/3 disc slip and compressed nerve, my doc opted for have an OP done.

Instead I went to my osteopathic pretitioner and after several seesions I could freely
move again (like tying shoe...
Forum: UV/IR Thermal or Xray Photography July 15th, 2018, 04:27 PM
Replies: 12
Views: 1,564
Posted By Dr Klaus Schmitt
Amazing techniques, very impressive!

Amazing techniques, very impressive!
Forum: UV/IR Thermal or Xray Photography July 2nd, 2018, 12:23 AM
Replies: 2
Views: 896
Posted By Dr Klaus Schmitt
Thank you Asher! Indeed, a color that is not too...

Thank you Asher! Indeed, a color that is not too oftenb in fashion (I like it...)

Never seen roses like this, but my very first UV shot was a russian rose and it
looked like velvet in UV...
...
Forum: UV/IR Thermal or Xray Photography June 25th, 2018, 10:37 AM
Replies: 2
Views: 896
Posted By Dr Klaus Schmitt
The Rose

https://a4.pbase.com/o10/08/747708/1/167681222.sMZgr3U1.Rosa_UV_P1730713_c.jpg

In reflected ultraviolet light...
Forum: UV/IR Thermal or Xray Photography May 12th, 2018, 02:03 AM
Replies: 3
Views: 1,265
Posted By Dr Klaus Schmitt
wonderful work!

wonderful work!
Forum: UV/IR Thermal or Xray Photography May 9th, 2018, 12:04 PM
Replies: 14
Views: 1,766
Posted By Dr Klaus Schmitt
Thank you!

Thank you!
Forum: UV/IR Thermal or Xray Photography May 9th, 2018, 11:45 AM
Replies: 14
Views: 1,766
Posted By Dr Klaus Schmitt
On another location, yes! Crab spider with...

On another location, yes!

Crab spider with prey on Tulip (http://photographyoftheinvisibleworld.blogspot.de/2015/04/cretian-tulip-tulipasaxatilis-with-crab.html)
...
Forum: UV/IR Thermal or Xray Photography May 8th, 2018, 10:28 PM
Replies: 14
Views: 1,766
Posted By Dr Klaus Schmitt
Far from that! Flowers are being used as hunting...

Far from that! Flowers are being used as hunting grounds by some clever insects for instance which (ab)use the flower's ability to attrract pollinators and feed on them - the famous crab spider for...
Forum: UV/IR Thermal or Xray Photography May 8th, 2018, 11:17 AM
Replies: 14
Views: 1,766
Posted By Dr Klaus Schmitt
Some birds have some sort of zoom or better...

Some birds have some sort of zoom or better tele-lens built into their eyes, as the density of receptors in a very narrow spot on their fovea is so high, that they have increadibly high resolution...
Forum: UV/IR Thermal or Xray Photography May 8th, 2018, 11:15 AM
Replies: 14
Views: 1,766
Posted By Dr Klaus Schmitt
Well Peter: Dog and cats CANNOT SEE UV!! Some...

Well Peter: Dog and cats CANNOT SEE UV!! Some birds, bees, butterflies, fish, and crustaceans do...
Agreed, a very astounding variety is there, namely a crab that sees 255 (!!!) colors especially.
Forum: UV/IR Thermal or Xray Photography May 7th, 2018, 01:44 PM
Replies: 14
Views: 1,766
Posted By Dr Klaus Schmitt
I would agree! If I could just ADD UV as another...

I would agree! If I could just ADD UV as another color to what I see, now that I would consider...
Forum: UV/IR Thermal or Xray Photography May 7th, 2018, 05:57 AM
Replies: 14
Views: 1,766
Posted By Dr Klaus Schmitt
Another new type Gazaina multispectral

Quadriptych of human vision, UV, simulated butterfly and bee vision (left to right, top to bottom):

https://a4.pbase.com/o10/08/747708/1/167436554.4sfs45G5.GazanianewST1a1_c.jpg

(studio shot...
Forum: UV/IR Thermal or Xray Photography May 7th, 2018, 02:33 AM
Replies: 4
Views: 1,014
Posted By Dr Klaus Schmitt
Cultivars carry on those marks but they are not...

Cultivars carry on those marks but they are not part of the breeding process, an optimization based on humans perception, not a Darwin natural selection process indeed!

The evolutionary selection...
Forum: UV/IR Thermal or Xray Photography May 6th, 2018, 09:20 AM
Replies: 4
Views: 1,014
Posted By Dr Klaus Schmitt
A cultivar this is, a new breed.

A cultivar this is, a new breed.
Forum: UV/IR Thermal or Xray Photography May 6th, 2018, 01:41 AM
Replies: 4
Views: 1,014
Posted By Dr Klaus Schmitt
New type Gazania multispectral

A new breed of Gazania rigens, with filled center, very pretty...

Triptych of human vision, UV, simulated bee vision (left to right):
...
Forum: UV/IR Thermal or Xray Photography May 1st, 2018, 02:44 PM
Replies: 5
Views: 1,156
Posted By Dr Klaus Schmitt
That's quite some ability, especially in this...

That's quite some ability, especially in this fast paced time, where hardly anybody has time anymore!! Great that you have preserved that!!
Forum: UV/IR Thermal or Xray Photography April 29th, 2018, 02:45 AM
Replies: 5
Views: 1,156
Posted By Dr Klaus Schmitt
First time ever I had the case where the insects...

First time ever I had the case where the insects see more than we in the visible (not UV) part!!
Forum: UV/IR Thermal or Xray Photography April 26th, 2018, 02:32 AM
Replies: 5
Views: 1,156
Posted By Dr Klaus Schmitt
Dwarf tulip multispectral

Quadriptych of a dwarf tulip in human vision, UV, and simulated butterfly and bee vision (left to right, top to bottom):

...
Forum: UV/IR Thermal or Xray Photography April 21st, 2018, 03:11 AM
Replies: 5
Views: 1,244
Posted By Dr Klaus Schmitt
Thank you, glad you like my work! No,...

Thank you, glad you like my work!

No, fluorescent UV imaging is inducing visible light be using UV as a stimulus. My work is REFLECTED UV, i.e. invisible UV light is being photographed (2nd image)...
Forum: UV/IR Thermal or Xray Photography April 10th, 2018, 11:24 PM
Replies: 5
Views: 1,244
Posted By Dr Klaus Schmitt
Good questions, I wish I had the answers to that!...

Good questions, I wish I had the answers to that! Biologists since many decades are working on that,
but still a lot is lacking that we don't know - yet.
Forum: Interactive Artist Showcase April 10th, 2018, 01:30 PM
Replies: 18
Exhibition Quality Pictures for Discussion and Questions: OPF Gallery One, "By Appointment only"
Views: 9,219
Posted By Dr Klaus Schmitt
Congrats to Paula + Asher!!

Congrats to Paula + Asher!!
Forum: UV/IR Thermal or Xray Photography April 10th, 2018, 12:52 PM
Replies: 5
Views: 1,244
Posted By Dr Klaus Schmitt
Dandelion Spring 2018 multispectral

Today about a common spring flower a Dandelion - Taraxacum officinale in reflected ultraviolet photography and simulated butterfly and bee vision. Lens was a UV Nikkor 105mm quartz fluorite lens.
...
Forum: UV/IR Thermal or Xray Photography March 26th, 2018, 04:22 PM
Replies: 5
Views: 1,246
Posted By Dr Klaus Schmitt
Thanks guys!

Thanks guys!
Forum: UV/IR Thermal or Xray Photography March 23rd, 2018, 02:13 PM
Replies: 5
Views: 1,246
Posted By Dr Klaus Schmitt
I will be there in Denver by coincidence as I...

I will be there in Denver by coincidence as I will give a speech on the IEEE conference, but will fly back home just a few days before they open up the exhibit ;-)
Forum: UV/IR Thermal or Xray Photography March 23rd, 2018, 01:25 AM
Replies: 5
Views: 1,246
Posted By Dr Klaus Schmitt
Denver Botanic Gardens

Will have an exhibit on pollinators from April 2018 onwards, with some of my images on display. These flowers will be on exhibit: Gaillardia, Linus, Rudbeckia, Crepis, which are common in the...
Forum: UV/IR Thermal or Xray Photography February 18th, 2018, 03:19 AM
Replies: 5
Views: 1,509
Posted By Dr Klaus Schmitt
Thanks guys!

Thanks guys!
Forum: UV/IR Thermal or Xray Photography January 26th, 2018, 07:39 AM
Replies: 5
Views: 1,509
Posted By Dr Klaus Schmitt
Rubeckia hirt multispectral at American Natural History Museum

The American Natural History Museum, NY has asked me to participate with some of my works for their forthcoming 2017-2019 exhibit "Our Senses", which has already opened its doors to the public...
Forum: UV/IR Thermal or Xray Photography January 14th, 2018, 06:23 AM
Replies: 3
Views: 1,335
Posted By Dr Klaus Schmitt
Well, the sensitivities of their eyes have been...

Well, the sensitivities of their eyes have been researched for quite some time, also the neuronal processing they do in their optical systems in their brains (there are various theories though), but...
Forum: UV/IR Thermal or Xray Photography January 13th, 2018, 11:21 AM
Replies: 3
Views: 1,335
Posted By Dr Klaus Schmitt
Winter Jasmine multispectral

http://a4.pbase.com/o10/08/747708/1/166851104.Iwl6Xas3.WinterJasminex44_c.jpg

Quadriptych of human vision, UV, simulated butterfly and bee vision (left to right, top to bottom)
Forum: UV/IR Thermal or Xray Photography August 5th, 2017, 12:16 PM
Replies: 7
Views: 2,768
Posted By Dr Klaus Schmitt
Most welcome!

Most welcome!
Forum: UV/IR Thermal or Xray Photography August 5th, 2017, 03:24 AM
Replies: 7
Views: 2,768
Posted By Dr Klaus Schmitt
Here is a paper about it:...

Here is a paper about it: http://www.pnas.org/content/98/24/13745.full.pdf
Forum: UV/IR Thermal or Xray Photography August 4th, 2017, 03:17 PM
Replies: 7
Views: 2,768
Posted By Dr Klaus Schmitt
Rudbeckia hirta multispectral

Trying out a new modified camera...shot with UV Nikkor 105mm

http://www.pbase.com/kds315/image/165960349/original.jpg
Forum: UV/IR Thermal or Xray Photography August 4th, 2017, 03:15 PM
Replies: 5
Views: 1,600
Posted By Dr Klaus Schmitt
Recent? That's pretty old and well researched...

Recent? That's pretty old and well researched already ;-)
Forum: UV/IR Thermal or Xray Photography July 27th, 2017, 01:09 AM
Replies: 5
Views: 1,600
Posted By Dr Klaus Schmitt
Never heard about that, but for sure they have...

Never heard about that, but for sure they have already adapted their visionary system to take care of that; evolution simply works that way...
Forum: UV/IR Thermal or Xray Photography July 23rd, 2017, 05:15 PM
Replies: 5
Views: 1,600
Posted By Dr Klaus Schmitt
White Gazania rigens multispectral

Human vision, Ultraviolet vision, simulated Bee vision, simulated Butterfly vision
(left to right, top to bottom)

http://m5.i.pbase.com/g10/08/747708/2/165792995.Y3NuANNc.jpg
Forum: UV/IR Thermal or Xray Photography July 12th, 2017, 02:03 AM
Replies: 2
Views: 2,149
Posted By Dr Klaus Schmitt
That third one is basically that Asher ;-)

That third one is basically that Asher ;-)
Forum: UV/IR Thermal or Xray Photography July 9th, 2017, 01:52 PM
Replies: 2
Views: 2,149
Posted By Dr Klaus Schmitt
Rudbeckia hirta multispectral

http://m8.i.pbase.com/o10/08/747708/1/165792998.zNBmFTlm.Rudbeckia2017VISUVBVP7080338a_c.jpg

Human vision - UV - sim. Bee Vision
Forum: UV/IR Thermal or Xray Photography February 14th, 2017, 04:41 PM
Replies: 10
Views: 3,418
Posted By Dr Klaus Schmitt
Thank you Maggie!

Thank you Maggie!
Forum: UV/IR Thermal or Xray Photography January 17th, 2017, 09:00 AM
Replies: 10
Views: 3,418
Posted By Dr Klaus Schmitt
Thanks a lot Asher!

Thanks a lot Asher!
Forum: UV/IR Thermal or Xray Photography January 16th, 2017, 04:28 PM
Replies: 10
Views: 3,418
Posted By Dr Klaus Schmitt
NEWS: Due to the enormous success the exhibit...

NEWS: Due to the enormous success the exhibit WONDERS OF NATURE
has been prolonged until 30 November 2017!!!
Forum: UV/IR Thermal or Xray Photography January 16th, 2017, 04:26 PM
Replies: 10
Views: 3,418
Posted By Dr Klaus Schmitt
Thanks Peter!

Thanks Peter!
Forum: UV/IR Thermal or Xray Photography January 8th, 2017, 10:27 AM
Replies: 10
Views: 3,418
Posted By Dr Klaus Schmitt
Thanks guys, appreciate it!

Thanks guys, appreciate it!
Forum: UV/IR Thermal or Xray Photography January 8th, 2017, 04:21 AM
Replies: 10
Views: 3,418
Posted By Dr Klaus Schmitt
Gasometer Oberhausen Museum exhibit

Gasometer Oberhausen Museum Germany exhibit at closing reports record breaking 750.000 visitors for their "Wonders of Nature" exhibit - including some of my flower images in super large print size.
...
Forum: UV/IR Thermal or Xray Photography December 7th, 2016, 12:33 PM
Replies: 2
Views: 1,957
Posted By Dr Klaus Schmitt
This time of the year is rather difficult and no...

This time of the year is rather difficult and no flowers with UV patterns available really, but I needed to test this ultra rare lens out, so my African Violet had to do ;-)
Forum: UV/IR Thermal or Xray Photography December 7th, 2016, 09:31 AM
Replies: 2
Views: 1,957
Posted By Dr Klaus Schmitt
African Violet

Shot using an ELCAN UV f5.6/52mm prototype lens and mod. Xenon flash

Visible light:
http://www.pbase.com/kds315/image/164643964/original.jpg

Ultraviolet light:...
Forum: UV/IR Thermal or Xray Photography November 16th, 2016, 08:00 AM
Replies: 8
Views: 2,885
Posted By Dr Klaus Schmitt
Thanks guys! Quite a specific one was used (as it...

Thanks guys! Quite a specific one was used (as it has to be UV transmitting tele lens), an 800mm LDM-1 mirror only lens (http://macrolenses.de/ml_detail_sl.php?ObjektiveNr=315) with Z-folded light...
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Posting images or text grants license to OPF, yet of such remain with its creator. Still, all assembled discussion 2006-2017 Asher Kelman (all rights reserved) Posts with new theme or unusual image might be moved/copied to a new thread!