optics related issues & queries in PhotoXchanger








Can a camera be a mile long?

lens aperture optics features
Updated August 13, 2019 23:18 PM








What defines an "objective"?

lens terminology optics
Updated April 18, 2019 15:18 PM




measuring the speed of light

optics camera
Updated January 05, 2019 18:18 PM





Is this lens decentered?

lens optics
Updated October 30, 2018 22:18 PM

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