Very Bad Lens for Astrophotography – Canon EF 50mm f/1.4 USM

I do not usually make reviews of photographic material, but recently a friend told me excited that he had bought a Canon EF 50mm f / 1.4 USM to take astronomy photographs and after doing some tests he realized that he had been wrong. The most striking when it begins to be used, especially at f / 1.4, is the coma: This defect causes this objective to be inappropriate for astrophotography at apertures close to f / 1.4, since the […]

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