Here are some examples of how this lens behaves, especially in astrophotography and infrared photography. The tested lens is Sigma 50mm F1.4 DG HSM Art for Sony E-mount. Index Motivations to get it Astrophotography: sharp and clear from corner to corner Infrared photography, homogeneous without unpleasant red dot Resolution and flares Weather protection Conclusion: Pros and Cons Motivations to get it This is the second copy I have of this lens, the first was for Canon and when I […]
It was the end of the warranty and stains began to appear on the left side of the monitor that invaded the image on the screen… and more problems. When I opened it I could see that the monitor panel was an LG!
Sony Zeiss 35mm 1.4 Distagon It is not sharp and clear from corner to corner. Infrared photography, not recommended.
My thing with airports is not new. I like to fly and I get on an airplane whenever I have the opportunity. There is always some anecdote to tell: something forgotten in a pocket when passing the security arch, an aborted landing at the last second because another plane is crossed on the runway, etc. But this story is quite curious: My plane had just landed. The typical trip in which one carries a large suitcase and a small cabin […]
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. What’s wrong with the Canon EF 50mm f/1.4 USM for Astrophotography 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 […]