Focal reducer lens elements gso
WebThe GSO 0.5x focal reducer provides a nominal reduction of 0.5 times. The actual focal length reduction will vary a little over or under 0.5x depending on where the focal … http://www.gs-telescope.com/content.asp?id=136
Focal reducer lens elements gso
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WebSep 17, 2024 · I've been using the TS version CCD47 with the GSO RC6 and now I'm using it with the GSO RC8 carbon. TS recommends a distance of 70 - 90mm from end of the reducer to the sensor. The further away, the more it reduces. I extended it even to 100mm and the quality was still fine. WebThe reducer features 2-element fully multi-coated optical design and blacked lens edges in a black anodize aluminum filter cell. It also has additional 1.25" filter threads, so you can …
WebAdd Apertura Lens Pen Optics Cleaning Tool to your order + $8.99 . ... The 2-element optical design with fully multi-coated optics means this Apertura focal reducer has a high-performance level. It is built to last, and the black-anodized assembly will slip into a 2" focuser or adapter and accept 2" barreled accessories via its non-marring ... WebMay 12, 2024 · Petzval design vs Triplet with a flattener - posted in Refractors : I am looking for a quality refractor with a focal length in the range of 500mm to 700mm. One of the questions I have is what are the inherent advantages or disadvantages of these designs, if any. I am most familiar with Televue and Stellarvue and they both have scopes in that FL …
WebSep 26, 2024 · The focal length of the reducer is the distance at which light that entered the reducer "from infinity" (meaning: parallel light rays), is forced (by the reducer) to converge to a single dot. This image shows the "firestarter" method of measuring focal distance of reducers using the Sun as the source of parallel light rays: WebProduct Details. GSO's popular 1.25" 0.5x focal reducer screws on to any accessory such as eyepieces, camera adapters, etc. that accepts standard 1.25" threaded filters and provides a nominal reduction of 0.5x. Use of …
WebThe reducer features 2-element fully multi-coated optical design and blacked lens edges in a black anodize aluminum filter cell. It also has additional 1.25" filter threads, so you can screw/stack additional filters on to this reducer, it also have an option 25mm extension tube. Art No.: RD002 0.5X Focal Reducer 2"
WebNEW: Elements ThermoTank 3. On the trail, at the job site, in the classroom, or simply sitting at home relaxing – the Celestron Elements ThermoTank 3 will keep your hands toasty. ... Unique focal reducer and field corrector lens accessory ; Reduces the focal length and f/ ratio of your Schmidt-Cassegrain telescope by 37%; Provides a dual ... how to scan doc with ipadWebFocal reducer for GSO RC 8". 0.00. Marcelo Alves. # 1/22/2024. What's the best focal reducer for RC8? My camera is Canon T5 modified with APS-C sensor. I only used my … north mercer enatai sewer upgrade projectWebAug 29, 2015 · one of the better collimation / spacing results i've gotten that was at 1366mm FL (4 mm less than its supposed to be) reducer spacing at 15.88mm (CCDT67) + 55mm (t-ring and camera back distance) i'm using a super low profile T2 thread to M48 that basically gets the CCDT67 as close as is possible to the sensor, increasing distance will result in … how to scan document to word fileWebJun 27, 2024 · About FL reducers (GSO) itself: they seem to be just a simple single element lens, no more. In most happy case (if I'm wrong) 2 element glued achromat. I … north mercer schoolWebThe new TS Photoline 150 mm f/8 Apo convinces with its high optical performance, neat chromatic correction and very good mechanics - with large 3.7" focuser for astrophotography with large sensors. ♦ Aperture 150 mm / focal length 1200 mm / focal ratio f/8. ♦ Very good chromatic correction due to color-pure imaging by "Extra-Low-Dispersion ... north mercer r-3 schools mercer moWebFeb 22, 2024 · GSO's new 2" 0.5x focal reducer screws on to any accessory (such as eyepieces, camera adapters, etc.) that accepts standard 2" threaded filters and provides … how to scan document to word documentWebFeb 21, 2010 · If the reducer-to-focus distance is longer than 1/2 the reducer's focal length, the reduction factor will exceed 0.5X, which for a simple lens is too aggressive. The 0.7X reducer's longer working … how to scan document with android