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Questar 3. 5 Maksutov Telescope - Cloudy Nights However, the Questar’s design philosophy of being an all-in-one instrument, while commendable, is the telescope’s biggest flaw For those who are unfamiliar with the quirks of the Questar design, the scope has a number of highly unusual characteristics designed specifically to minimize the number of accessories required by the user
Questar 3. 5 Duplex, ETX, C5+ Comparison - June-July 1996 The Questar takes about 15 seconds, the ETX 2-3 minutes (most of that is sorting through the allen wrenches for the right one In a previous post I mentioned the solar filter that comes with the Questar as being a full aperture The provided filter is actually an off axis reduced aperture filter I also ordered the Powerguide II drive controller
Comparison of the Questar 7 with the Meade 7 Mak - 1996 The Questar told me by the reduction in tube current, clearly seen in the out of focus image as a vertical breakup from the dark spot to the top of the disk (or on the bottom if you are on the other side of focus) This pattern was much clearer than that indicated by Suiter on page 143 The star test was performed on both scopes for over two hours
Cloudy Nights questar 3. 5 Questar - a company with history Questar is a privately-owned business that has been making the Questar line of telescopes since 1952 Located in New Hope, PA, they are the only telescope company to publish the following amazing invitation; We invite you to inspect a Questar at our offices in New Hope, where you are always welcome
Questar 7 - commentary and comparison - Cloudy Nights A friend purchased a Questar 7 a few years ago and I am going to record my impressions of the telescope I have 20 years experience as an observer specialising in planetary and double star observing I also believe I have a reasonable knowledge of optics and telescopes in general some may think t
Deforking a Questar Standard, 2025 update - Cloudy Nights Deforking a Questar Standard, 2025 update - posted in Questar Forum: Ive decided to deform my Questar Standard Ive had good use of my 2013 BB Q standard mostly for Solar System astrophotography Deforking has become my preferred path Apologies if I ramble a bit Questar RA drive is precise enough for visual use and solar system imaging Deforking for use on a good GoTo mount, will let me do
Coatings - Questar Forum - Cloudy Nights Coatings - posted in Questar Forum: Hello, I have been looking at older Questar 3 5 scopes and have come across several from as long ago as the 1960s The mirror substrate will not change, but, how long do the coatings last? If I am going to buy an older Questar 3 5 I dont want to have to immediately get it re-coated Is it crazy to purchase a Questar 3 5 from the 1960s and expect the coatings
Questar vs small refractor? - Page 3 - Cloudy Nights Page 3 of 4 - Questar vs small refractor? - posted in Questar Forum: vicuna, Im late to the party, as usual, there are times when a Q 3 5 is favorable over a refractor when traveling When focal length is needed Example, Yellowstone NP, coming in the NE entrance there are mountains there with mountain goat It was sure nice having 1250mm of clear viewing vs 10 x 42 Zeiss binoculars Another
Questar eyepiece adapters - Page 2 - Questar Forum - Cloudy Nights Page 2 of 2 - Questar eyepiece adapters - posted in Questar Forum: I received a Televue adapter when I bought my ‘pre-owned’ Questar, (I say ‘pre-owned’ because ‘used’ or particularly ‘second-hand’ just sounds crude when referring to a Questar ) Anyway, long story short, I must be peculiar because I like using the thread-in Brandons and so sold the Televue adapter For one, I