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Abstract: An equation for the on-axis gain of a uniformly illuminated rectangular aperture is derived which is valid in the "Optical Fresnel Zone." This equation is formulated in terms of the ordinary ...

If you're searching for the best Leica M lens for your rangefinder, you have plenty of options to choose from. In this guide, I break down the entire lineup, highlighting the strengths of each lens ...

Point-and-shoots are on the rise again. I tested the current crop of pocket-size cameras for travel, wildlife, underwater, ...

Fujifilm has once again changed the camera market with the World's first medium-format digital compact camera. The post I’ve ...