131 articles published
A prototype is a process before it is a lens. If the sample came off a bench build, with a machined housing...
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A tilt on a flat target is one of the few stereo faults you can attribute in an afternoon without new hardware....
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Two different faults produce the same morning image, and they are fixed in different places. Hunting, where the lens searches back and...
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A spot inside a returned lens needs a disposition with a stated cause, not a verdict, and the difference between the two...
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A drifted lens is not the problem; the missing baseline is. Nobody can say what changed because nobody recorded what the unit...
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The haze that will not clean off is usually the coating, not the dirt, and by the time it is visible on...
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S-mount has no flange standard. This field guide covers M12x0.5 thread, FT/HT lock, 1/1.8 inch image circle, fixed stops, and when to...
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A buyer-side sequence for sourcing custom optics: factory vs trading desk, five RFQ inputs, NDA, 60 working days to MP, and batch...
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C-mount is 17.526 mm. CS-mount is 12.526 mm. Same 1-32 UN thread. The 5 mm ring is one-way.
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