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(Picture, included in How to Create the Infrared Blue Sky Effect in Lightroom)
How suitable are Olympus Micro Four Thirds lenses for infrared photography? Here is an IR performance review of 14 Olympus and third-party MFT lenses.
(Picture, included in Olympus Infrared Lens Review)
Diffraction impacts infrared photography more than in visible light. Calculate the aperture limits for any IR filter, based on your personal requirements.
(Picture, included in diffraction in infrared photography)