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Suggestions for 4 Inch Refractor for Visual/Astrophotography
- https://www.cloudynights.com/topic/647368-suggestions-for-4-inch-refractor-for-visualastrophotography/
- none
Why a 4 inch refractor? - Refractors - Cloudy Nights
- https://www.cloudynights.com/topic/785460-why-a-4-inch-refractor/
- The other one is a TeleVue NP-101, it's a modified Petzval, dual ED element flat-field 4 inch F/5.4. It cost about $4000 new, I paid $2000. Under dark skies, with the 31mm Nagler, the NP-101 provides nearly perfect field, edge to edge, it doesn't get any better than that.
Which 4" refractor for astrophotography - Stargazers …
- https://stargazerslounge.com/topic/186242-which-4-refractor-for-astrophotography/
- Posted May 17, 2013. I am considering a 4" or so refractor to set up an imaging rig on an HEQ5 Pro with a William Optics 66SD for a guide scope. I have had a look around and have a list of OTAs that look like they might suit the task. They are... Altair Wave Series 102mm F7 Super ED Triplet APO (102/715);
Top 12 4 Inch Refractor Telescope Of 2022 To Stay You …
- https://www.sanford-artedventures.com/4-inch-refractor-telescope
- Updated 02 Jun 2022 14:30. You can quickly check out the 4 inch refractor telescope of June 2022 with several well-known Svbony, Gskyer, Solomark, Orion, Celestron, Maxusee, Sarblue, Hexeum, including brands. Also, 12 market-leading products are presented through 2,824 customer reviews. Products Suggest Related Reviews Knowledge.
Why a Refractor Telescope Is Your Best Option for …
- https://astrobackyard.com/refractor-telescope-astrophotography/
- Setting up the Sky-Watcher Esprit 100 refractor telescope in the backyard. When choosing a refractor telescope for astrophotography, ensure that it is an apochromatic optical design, not an achromat. Also, ensure that the optical tube includes a robust, 10-1 speed focuser that can lock into position when needed.
12 Best Refractor Telescopes Worth the Money [2022]
- https://www.planetguide.net/refractor-telescope/
- The Meade Infinity 4” refractor telescope is ideal for the ... For example, a 6 inch scope can magnify up to 300x, while an 8 inch refractor telescope can magnify up to 400x. This is a rough calc. ... The Orion AstroView 120ST Equatorial Refractor Telescope is a best refractor telescope for astrophotography. It offers a wide-field view of ...
4 Inch Telescopes
- https://optcorp.com/collections/4-inch-telescopes
- Celestron StarSense Explorer DX 102AZ Smartphone Telescope CE-22460. $469.95 $599.95. In Stock. Free Shipping. Sky Watcher Evostar 100 ED APO Refractor Telescope SW-S11120. $1,255.00. Orion EON 115mm Triplet Apochromatic Refractor OR-10285. $1,699.99. In Stock.
3" vs 4" vs 5" vs 6" vs 7" Refractor Telescope for Visual and ... - YouTube
- https://www.youtube.com/watch?v=PN7D2M-D3IY
- Considering a new refractor? Not sure what aperture to get? This video is your guide to choosing one that's the right size for both visual and astrophotograp...
Astro-Tech AT102ED 4" f/7 ED Refractor OTA - Astronomics.com
- https://www.astronomics.com/astro-tech-at102ed-4-f-7-ed-refractor-ota.html
- This Astro-Tech AT102ED refractor has: The AT102ED is bringing ED optics to you at a fantastic price. When this scope was available in 2008 the retail price was $995. The reintroduction not only has a much lower price, but it has better mechanics as well as advancements in the optical assembly and polish. You get a 2" Rack and Pinion focuser ...
Astrophotography History: 4 inch newtonian reflector
- http://www.astrobirdphoto.com/history/4inch.htm
- Astrophotography History 4 inch newtonian reflector Over the next two years (1957-58) I succumbed to aperture fever and had a 3" and then 4" newtonian reflectors from Edmund Scientific. This one came with a mount and I added a war surplus finder scope. Cost $44.
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