There have been rumblings for months about a new Pentax 645 based on the Sony 50MP 33x44mm chip that’s in the Phase One IQ250 and the Hasselblad H5D-50c. The buzz was that it would be cheap (for a medium format camera) and that Ricoh would put some marketing, service, and distribution wood behind the camera… [Read More]
Search Results for: Sony shutter shake
Handholding the a7 and a7R, part 1
You may have noticed that I haven’t posted much for the last week or so. I’ve spent the time trying to come up with a way to measure the absolute and relative image sharpness of a7 and a7R when not firmly mounted to a tripod. I had been resisting this exercise in the past because… [Read More]
NEX-7 — more Zeiss 24mm autofocus testing
Yesterday morning, I set out to make a series of pairs of images, letting the NEX-7 focus the first image in the pair, and manually focusing the second. The images did not turn out the way I expected. I expected to catch the NEX-7 making autofocus mistakes. Now that I understand the limitations of the… [Read More]