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Lack of sharpness at f1.8 on Canon 50mm STM

Started 4 months ago | Discussions thread
KenMT Regular Member • Posts: 185
Re: Lack of sharpness at f1.8 on Canon 50mm STM
1

If you are looking at focusing at 2m (6 ft) at f 1.8 then the depth of field (eg acceptable sharpness) is 9mm or 3/8 of an inch. Drop to 1 m and DOF drops to 2mm. Could this be a part of the problem?

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Canon EOS 7D Mark II Canon EOS 5D Mark IV Canon EF 100mm F2.8L Macro IS USM Canon MP-E 65mm f/2.5 1-5x Macro Sigma 12-24mm F4.5-5.6 EX DG Aspherical HSM +7 more
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