• Please use real names.

    Greetings to all who have registered to OPF and those guests taking a look around. Please use real names. Registrations with fictitious names will not be processed. REAL NAMES ONLY will be processed

    Firstname Lastname


    We are a courteous and supportive community. No need to hide behind an alia. If you have a genuine need for privacy/secrecy then let me know!
  • Welcome to the new site. Here's a thread about the update where you can post your feedback, ask questions or spot those nasty bugs!

Portrait of an Industrial Vacuum Cleaner

D800M = Monochrome Conversion Sensor

D800M,Carl Zeiss Zeiss Makro-Planar T* 100mm f/2 ZF.2
1/1250s f/5.6 at 100.0mm iso100


Asher Kelman

OPF Owner/Editor-in-Chief

This is fabulous! I am so fascinated by the apparatus!!

Mea Culpa that I just discovered it tonight!


Asher Kelman

OPF Owner/Editor-in-Chief
A spammer posted here and helped me rediscover a fine industrial picture. So spammers do have a useful function, after all