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Edward1064
Rising Star
since ‎01-04-2013
‎08-18-2024

User Statistics

  • Posts 125
  • Solutions 3
  • Likes given 5
  • Likes received 16

User Activity

Opto-electronic Design of Mirrorless Camera and Saturating Exposures

08-17-2024
Hi All,For some time, I have not been able to answer a question that has to do with light exposure on these cameras. I understand that while operating, the sensor is always exposed to light through the lens. There would seem to be situations where th...

The Infamous 1.6x Factor

06-25-2022
Hi All,This is my first post to the Forum after it went to the new format.Because I am interested in the new R7, I was watching the short video about it by Rudy Winston, Canon’s guy. It was disappointing to hear him repeat that confusing, and inaccur...

Lens Diffraction vs Image Quality

10-09-2021
While recently attempting some panoramic photography, I was using f-numbers of f/11 to f/16 to increase the DOF. Later I wondered whether light diffraction was spoiling some of the image quality. My equipment was a 7DII and Canon 16-35 mm IS USM f/4 ...

Tripods from Field Optics Research

09-13-2021
I'd like to find a decent lightweight tripod (< $220 or so) to carry in my backpack and use with my 7DII and Canon 16-35mmL IS lens for HDR work and possibly try some panoramas.  Since I already have a good ball head, an RRS BH-40, only tripod legs a...

Anna's Hummingbird

08-29-2021
Here is another hummer for this section, an Anna's.  This one from about a month ago.   Ed 7DII, EF100-400mm f/4.5-5.6L IS II USM400 mm, 1/400 sec at f/5.6, ISO 1600   
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