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How to Fix a Telescope with Focus Problems in 11 Easy Steps
- https://starrynova.com/telescope-focus-problems/#:~:text=%2011%20Ways%20to%20Fix%20Telescope%20Focus%20Problems,focusing%20features%20are%20great%20if%20they...%20More%20
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Astrophotography Focus Issue
- https://ap.community.sony.com/s/question/0D50B00004ILCGTSA5/astrophotography-focus-issue?language=en_US
- Then find the focus match with the scope and camera. You should have the correct focus on the camera calibrated. You can mark the focus point on the lens body. If the distance from the lens to the image plane of the scope is locked, focus should be set, at this point the only thing you need adjust at night is the scope. Exposure should be set Manually
How to Focus your Camera For Astrophotography
- https://astrobackyard.com/how-to-focus-astrophotography/
- Autofocusing a lens or telescope for astrophotography is possible, but requires some additional hardware and software (more on this below). …
Astrophotography - Unable to achieve focus with current …
- https://astronomy.stackexchange.com/questions/11709/astrophotography-unable-to-achieve-focus-with-current-setup
- When I use the lenses in the Telescope Adapter Extension, focus is not achievable. My theory is that the focal plane of most DSLR are 55mm back focus plane. ... All these systems have large sensors (comparable to DSLR) which work well for astrophotography, but don't have moving mirrors, so their flange distances are tiny. https://en.wikipedia ...
Astrophotography Focusing: How to get Sharp Stars - Stellar …
- https://stellardiscovery.com/astrophotography-focusing/
- Most of the time, focusing in astrophotography is a manual process that requires you to adjust the focus by hand. This process typically involves adjusting a focusing ring or a focusing knob. Both DSLR lenses and telescopes are commonly used for astrophotography, so I will run through some of the features and differences you will likely encounter.
Problems with focus - Beginners Forum (No astrophotography)
- https://www.cloudynights.com/topic/821076-problems-with-focus/
- Problems with focus - posted in Beginners Forum (No astrophotography): Hello, I have a NexStar 6se that I am just beginning to get used to. This morning I was able to see Jupiter and Saturn using my 25 mm eyepiece. Things were clear (but small). When I tried to use my plossl 17 mm eyepiece for a closer view, it wasnt much larger, and I could not get either planet into …
Focusing Methods - Astrophotography and Image …
- https://www.astropix.com/html/astrophotography/methods.html
- There are several problems with using a Hartmann mask to focus: The viewfinder of the camera may be at an uncomfortable angle when the scope is pointed overhead with a refractor, SCT,... As the images merge as you get close to focus, the exact …
How to Fix a Telescope with Focus Problems in 11 Easy …
- https://starrynova.com/telescope-focus-problems/
- 11 Ways to Fix Telescope Focus Problems Start with a low magnification.. One of the mistakes frequently made by beginners is starting with too high of a... Don’t focus on something too near.. Focus on something at least 100 feet away. You’ll want to set up somewhere that has... Turn off any ...
7 Astrophotography Mistakes to Avoid - Nature TTL
- https://www.naturettl.com/astrophotography-mistakes/
- 7 Astrophotography Mistakes to Avoid 1. Poor planning. Poor planning is the mother of all mistakes when it comes to photographing the night sky. Never rush; 2. Not focusing your lens carefully. This usually happens when you’re shooting exciting and spectacular transient... 3. Underexposing your ...
DSLR Focus Problem - Beginners Forum (No astrophotography)
- https://www.cloudynights.com/topic/524017-dslr-focus-problem/
- The main problem, I believe, is that when the t-mount adapter is fully inserted into the focuser lens barrel, the camera focal plane is 2.5" from the end of the lens barrel. Too much distance for the focuser to accommodate. Additionally, the lens barrel intrudes deeply into the main mirror field of view while nearly achieving focus.
Optical aberrations: how to fix errors in your telescope
- https://www.skyatnightmagazine.com/advice/understanding-optical-aberrations/
- Affects: All telescope designs. Curved surfaces are employed to bend light in both refractors and reflectors, and this results in a curved focal plane where objects at the centre of the field of view are in focus on the camera’s sensor but those further out from the centre, known as off-axis, are out of focus.
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