To follow up on my article here about the possibility that camera manufacturers are upping ISO behind the scenes with older wide aperture lenses, I attempted to do a test with two of my lenses and the two camera bodies I have. The test components: – K-7 camera body (CMOS type imaging sensor) – K10D […]
Category: Article
Longer texts about photography.
I was planning on writing an article about my three wide angle lenses (14mm f2.8, 10-17mm fisheye, and Zenitar 16mm fisheye). I started taking a few sample photos with each and noticed something strange. The images at wide aperture with the 14mm f2.8 looked really poor. Initially I was thinking that user error was involved, […]
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Reversing Ring (Macro Photography)
Thanks to David at my local camera shop Camera Craft Inc. for giving me a M42 reversing ring + M42 to K-mount Adapter. This is a fun little gadget that’s a nice cheap way to get into extreme macro photography. This is what the reversing adapter looks like: The black ring is the one that […]