EXCERPT page containing first few paragraphs. 2021-06-13 01:03:34
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Shooting in infrared introduces an inherent focus error problem. In most cases, autofocus does not focus accurately enough for critical sharpness, and in many cases it is so much in error that at least f/8 might be required to obtain a usable image. In general, you cannot rely on autofocus for critical sharpness, though there are certain magic combinations.
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Diglloyd Infrared Photography covers cameras and lenses for infrared photography.
The coverage explains all the issues involved in shooting in infrared, which do not change. It is not a review of any particular camera or lens, though many examples are included.
- Guidance on workflow for infrared, including black and white and channel swapping for false-color images.
- How infrared renders, and why certain spectral cutoffs matter: false color vs black and white.
- Image quality issues to be on the lookout for in infrared.
- Numerous lens evaluations in infrared.