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What is coma in astrophotography? – Sony Photo Review
- https://sonyphotoreview.com/what-is-coma-astrophotography/#:~:text=The%20most%20simple%20way%20to%20reduce%20coma%20in,to%20remedy%20the%20vast%20majority%20of%20optical%20imperfections.
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What is coma in astrophotography? – Sony Photo Review
- https://sonyphotoreview.com/what-is-coma-astrophotography/
- Without getting to deep into the science, coma is an optical aberration that results in some points of light growing “tails”, especially near the edges of images. This is very noticeable in some images, where stars will be …
10 Best Lenses for Astrophotography - FixThePhoto.com
- https://fixthephoto.com/best-lens-for-astrophotography.html
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What is Coma in Photography and How You Can Reduce It
- https://photographylife.com/what-is-coma
- Coma in Lenses. Coma is a relatively common problem on telescopes, microscopes and photographic lenses, and it is often most visible …
How to Remove Coma Aberration From Your Astro Images
- https://milkywayphotographers.com/article/2019/02/14/how-to-remove-coma-aberration-from-your-astro-images/
- What is Coma Aberration? Before we start talking about how to remove or even avoid coma in your astrophotography images, lets first talk …
The Best Lens for Astrophotography | Light Stalking
- https://www.lightstalking.com/astrophotography-lens/
- How Coma and Chromatic Aberration Can Rule Out Some Lenses in Astrophotography. Coma is a phenomenon that makes the stars have weird …
Best lenses for astrophotography | Space
- https://www.space.com/best-lenses-for-astrophotography
- The Rokinon/Samyang is a great ultra-wide lens for astrophotography that won’t break the bank. Specifications. Type: 14mm prime lens for full-frame and APS-C sensor cameras. Compatibility: Canon ...
The Best Lens for Astrophotography (That You Probably …
- https://astrobackyard.com/budget-astrophotography-lens/
- In the following post, I’ll share my experiences using 2 astonishingly affordable camera lenses for astrophotography. I shoot with both full-frame and APS-C sized sensor Canon DSLR’s, so the lenses are both made by Canon. The Canon EF 50mm F/1.8 STM, and the Rokinon 14mm F/2.8 wide-angle lens. It’s not possible for me to recommend a ...
Testing Lenses For Coma - MilkyWayPhotographers.com
- https://milkywayphotographers.com/article/2019/12/28/testing-lenses-for-coma/
- All lenses are affected by coma, or technically comatic aberration, to some degree. Faster lenses with a wide-angle of view, like those typically used by night photographers, are often affected by coma. Coma can even vary with the color of light, which then makes it a form of chromatic aberration.
Question about coma: Astrophotography Talk Forum …
- https://www.dpreview.com/forums/thread/3840399
- The new AFS Nikkor 58mm f/1.4 picks this up and improves on both coma and bokeh. It is a sharp lens. But when judged on sharpness its not the greatest lens. Its inferior in sharpness to the sigma Art 50mm f/1.4 and at a much higher price. The usual lens optimization, say for MTF50, requires 50% of the light go into a as small as possible spot.
Optical aberrations: how to fix errors in your telescope
- https://www.skyatnightmagazine.com/advice/understanding-optical-aberrations/
- Coma is an aberration that occurs predominately in reflectors and manifests itself in the appearance of ‘comet-shaped’ stars with their brightest portion pointing towards the centre of the field of view. Though not too obvious when observing through an eyepiece, coma becomes quite intrusive in images, especially when a large sensor is in use.
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