This is a continuation of a series of posts on the Fuji GFX 50S. You should be able to find all the posts about that camera in the Category List on the right sidebar, below the Articles widget. There’s a drop-down menu there that you can use to get to all the posts in this series;… [Read More]
Mitakon Zhongyi Speedmaster 50mm f/0.95 OOF PSFs — part 2
Yesterday, I published a post showing unusual behavior of out of focus point spread functions (OOF PSFs) using the Mitakon Zhongyi Speedmaster 50mm f/0.95 on a Sony a7RIII. In a PM, Brandon Dube had some interesting things to say about the effect. I don’t know why it happens. It could be genuine apodization caused by poor… [Read More]
Fuji 250/4 AF-S, AF-C static accuracy
This is a continuation of a series of posts on the Fuji GFX 50S. You should be able to find all the posts about that camera in the Category List on the right sidebar, below the Articles widget. There’s a drop-down menu there that you can use to get to all the posts in this series;… [Read More]
Mitakon Zhongyi Speedmaster 50mm f/0.95 OOF PSFs
I did a brief report on the Mitakon Zhongyi Speedmaster 50 mm f/0.95 lens a while back. I noted that the sensor in the camera I used, the Sony a7RII, couldn’t make use of all the light the lens gathered. In one of the DPR fora, a question arose as to whether or not that… [Read More]
Sony a7III shutter latency
This is a continuation of a series of posts on the Sony a7III. You should be able to find all the posts about that camera in the Category List on the right sidebar, below the Articles widget. There’s a drop-down menu there that you can use to get to all the posts in this series; just… [Read More]