http://www.kenrockwell.com/pentax/35mm/lenses/50mm-f17-smc-m.htm After the chromatic aberrations that I observe, it could be an achromat.
I recently bought a Pentax K-50 in a set with two lenses (18-55 & 50-200) as well as a 50mm fixed focal length lens. The camera is great but I am extremly disappointed in the lenses. Two out of ...
I am trying to fix chromatic aberration in images taken with wide lens industrial cameras. Searching the internet I didn't find a good software to do so. I tried Hugin and a few others, but without ...
Is it a bad idea to activate lens-corrections in camera, when also use lens-correction in Lightroom?
My EOS has the option to correct known lens-aberration which is activated at the moment. I use Lightroom (5.2) for post-processing, which can also correct lens-aberration. Is it a problem to ...
I have looked on my new 50mm lens photo (I have Nikon D90) and I see "purple fringing" around the unfocused objects (longitudinal chromatic aberration). What's is going on? Is it common for this lens ...
Panasonic GH2 automatically corrects lens geometric distortion and chromatic aberration. If I understand it right, it always applies this correction just after reading from the sensor — so the image ...
Most lenses tend to be expensive because the lens needs to be very complicated in order to correct for various optical effects (aberration, etc). Is it possible to build a sensor and processor ...
What is Chromatic Aberration? Is it a physical part of the lens, or just an optical illusion?
Another question is how to correct it (suggested in proposals), but ... are there ways of avoiding it in the first place?