UV Color Checker & DIY Spectralon Grey PTFE Standard

August 15th, 2024

Creating a Color Checker equivalent for reflected ultraviolet photography, and a grey PTFE standard (Labsphere Spectralon alternative) for white balancing. [...]

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Last updated by Dave Kennard

Storage for smaller filters

August 6th, 2024

A look at different solutions for storing small filters (particularly 49mm screw thread filters and drop-in filters). [...]

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Last updated by Dave Kennard