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Camera Lens Testing - Focus Testing - Bob Atkins Photography
- http://www.bobatkins.com/photography/technical/focus_testing.html#:~:text=To%20use%20the%20lens%20testing%20chart%20you%20set,on%20it%20with%20the%20camera%20at%2045%20degrees.
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How to use Test Charts - YouTube
- https://www.youtube.com/watch?v=Ml8MUyzLamM
- The design, size, and substrate of your test charts are determined by the resolution of your sensor, field of view and working distances of your lens, and th...
Free lens testing chart download - Photography News
- https://www.photographynews.co.uk/inspiration/free-lens-testing-chart-download/
- The Photography News test chart comes in two sizes for free download, A3 (42×29.7cm) and A2 (42×59.4cm). Size-apart, they are identical and both are high resolution at 300ppi. To start, you need to make a high quality …
How to Test Your Lens | B&H eXplora
- https://www.bhphotovideo.com/explora/photography/tips-and-solutions/how-test-your-lens
- I sometimes buy multiple copies of the same lens to test before returning the less-sharp copies. When shooting the test charts I make a set of Post-It notes, one for each value of each relevant test parameter - which lens copy, aperture, focal length, ISO setting - and swap Post-Its onto a corner of the chart for each test image so that the metadata record becomes part of …
Understanding Video Test Charts - B&H Explora
- https://www.bhphotovideo.com/explora/video/tips-and-solutions/understanding-video-test-charts
- What we will try to do here is explain the basics behind using video test charts. It’s up to you to invest the time and effort required to learn all the details if that’s a goal you want to achieve. Test patterns —the kind you used to see on TV after the late, late show ended and the station signed off for the evening—are used to ...
Jeffrey Friedl's Blog » Jeffrey’s Autofocus Test Chart
- http://regex.info/blog/photo-tech/focus-chart
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Camera Lens Testing - Focus Testing - Bob Atkins …
- http://www.bobatkins.com/photography/technical/focus_testing.html
- To use the lens testing chart you set it up at 45 degrees to the axis of the lens as shown below.The easiest way to do this is to have the camera horizontal and tilt the target back by 45 degrees. You can also lay the target on the floor and shoot down on it with the camera at 45 degrees. In this configuration (with the target at 45 degrees to ...
Using A Color Checker Chart | Fstoppers
- https://fstoppers.com/gear/using-color-checker-chart-2732
- All that is needed to do to give your photographs a collective white balance is to load of the test shot in in your editor, select the white balance tool …
How to Read MTF Charts - Photography Life
- https://photographylife.com/how-to-read-mtf-charts
- Each horizontal line in the chart is plotted in 0.1 (10%) increments such as 0, 0.1, 0.2, etc. As you remember from section #5 of this article, two groups of lines are measured for MTF – a “fine” detail group of 30 lines/mm that measures resolution and a much thicker group of 10 lines/mm that measures contrast.
How to Use a Color Checker | Expert Photography Tips
- https://expertphotography.com/color-checker-photography/
- Step 2 – Lens Correction. Now you should use the Crop tool to remove all the extra space in the photograph and have only the color checker tablet in the frame. You won’t have any background in the photo. I suggest cropping into the black edge of the tablet itself to ensure you get rid of the background completely.
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