CircaM

CircaM

Lives in United States OH, United States
Joined on Dec 17, 2012

CircaM's recent activity

  • I found a CPL filter made by ICE. It is reasonably priced ($13) and is supposed to be under and over coated with Multicoated (16 coatings) optical glass filter. According to: http://www.scvphotoide ...
  • Thank you for the reply. You are likely dead on, this thing was cheap and only has 1 glass. I used a Macular degeneration test grid to try to demonstrate the distortion I am seeing. @55mm. @18mm I ...
  • Created discussions teleconverter and distortion?
    Hi recently purchased a 2x telephoto converter lens for my 18-55mm lens. It's the kind that screws onto the filter ring in front of the lens. I was looking back though the pictures I took with the ...
  • Created questions SD exFAT cluster size?
    I just got a new UHS-1 SD card for my camera and I formatted it to exFAT for performance reasons. I always shoot RAW + Jpeg and I want the card to be in top performance. The camera is able to do 6 ...
  • I have a Pentax K-r and two 50mm lenses. I don't need 2 50mm's so I want to test which one will take the best images and sell the other one. One is a SMC Pentax-A 50mm f/2.0 manual. The aperture ...
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Total messages 15
Threads started 7
Last post 4 months ago
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