Lighting CRI measurement using X-Rite i1Profiler software and the i1Pro spectrophotomenter, with the free Osram LED ColorCalculator software...
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Book Review: 52 Assignments, Experimental Photography. 52 project ideas to help you explore different aspects of photography, film and digital. with low and high tech ideas and hacks...
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Novoflex announce a range of new lens adapters for manual lenses with Canon EOS R and Nikon Z mirrorless cameras....
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Testing lenses for coma with a laser pointer star simulator in the daytime. Simple test setup also shows starburst diffraction spikes ...
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Techart EF lens to Fuji GFX lens adapter with AF functionality. Lens aperture can be set from the camera control dial. Firmware is updateable...
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Joining various old lenses together with filter rings and cardboard makes a range of specialist lenses that normally cost thousands of pounds. Simple experiments with telecentric macro lenses....
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Despite worries that many more megapixels might mean old lenses needed replacing, some tests with a 5Ds show that it benefits all lenses. A rising tide floats all boats...
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Lens hood for the EF-S 10-18mm F4.5-5.6 IS Modifying a cheap third party EW-73B lens hood to match a Canon EW-73C lens hood at a fraction of the price....
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Testing an M42 screw fit Zeiss MC S 135mm f3.5 manual focus telephoto lens on a Canon 100D/SL1 crop sensor camera with an M42-EF adapter....
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Using the Russian Tair 3 phs Photosniper 300mm f4.5 lens and rifle stock with a Canon EOS 100D/SL1 DSLR. Includes modification to use external trigger...
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