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ir leak

  1. Lars Harrekilde-Petersen

    Baader U-filter transmission (problematic IR leak?)

    Technical question: As seen in the attached image, the rather new Baader U SLOAN/SDSS filter has some low level IR leak in the 1000 to 1200nm range. Since I have a de-Bayer'ed (i.e. monochrome) CMOS camera, I wonder whether that leak may be troublesome. I expect a typical full spectrum...
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