Fisheye Lenses for Astrophotography - TTArtisan vs. Sigma vs. Canon vs. Opteka - SHOOTOUT

All test results from this video are up on: https://astrolenses.com.
This video is a shootout review of the following fisheye lenses: Opteka 6.5mm f/3.0 HD, TTArtisan 11mm f/2.8, Sigma 15mm f/2.8 Diagonal Fisheye, Sigma 8mm f/2.8 Circular Fisheye, Canon 8-15mm f/4L USM
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Supporting this channel:
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◦ I'm on Patreon:   / nebulaphotos  
◦ One-time donations: https://paypal.me/nebulaphotos

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Lens links:
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Opteka 6.5mm f/3.0 HD - https://amzn.to/3nWxxuS
TTArtisan 11mm f/2.8 - https://amzn.to/3nWeaC9
Sigma 15mm f/2.8 Diagonal Fisheye - https://amzn.to/3rFN6ZU
Sigma 8mm f/2.8 Circular Fisheye - https://amzn.to/3puBfMG
Canon 8-15mm f/4L USM - https://amzn.to/38FJ9Mh

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Table of Contents:
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00:00 Intro
01:32 Opteka 6.5mm overview
02:57 TTArtisan 11mm overview
03:58 Sigma 15mm overview
04:58 Sigma 8mm overview
05:39 Canon 8-15mm overview
06:33 Star Tests Intro
06:51 Opteka 6.5mm star test
07:40 TTArtisan 11mm star test
08:06 Sigma 15mm star test
08:18 Sigma 8mm star test
08:33 Canon 8-15mm star test
09:00 Head to head star test comps
10:42 Final Thoughts
13:07 Astrolenses.com, Patreon, Outro

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Music:
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Zodiac by Jahzzar is licensed under a Attribution-ShareAlike 4.0 International License.

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Social:
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Affiliate programs disclosure:
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I use the OPT, Astrobin, and Amazon affiliate marketing programs. Many links in my video descriptions are affiliate links, which means at no extra cost to you, I will make a small commission if you click these links and then go on to purchase something.