WebFind many great new & used options and get the best deals for Celestron 0.7x Focal Reducer Lens for EdgeHD 925 OTAs 9 1/4" Edge HD at the best online prices at eBay! … WebEntdecke Focal Reducer/Korrektor f/6,3 für SC-Teleskope in großer Auswahl Vergleichen Angebote und Preise Online kaufen bei eBay Kostenlose Lieferung für viele Artikel!
PF90 High Density Polyurethane Foam 100mm (2024)
WebJul 18, 2006 · I have found that the MAXfield focal reducer, while in theory yielding an f/2 system when attached to these instruments, will not give satisfactory star images — it works only with f/10 telescopes. The f/6.3 focal reducers, on the other hand, will compress the f/6.3 telescopes to about f/4 with very acceptable results. WebJul 6, 2024 · Orion Astroview 120ST f/5 Refractor on EQ3 mount. Celestron Comet Catcher 140mm f/3.64 Schmidt-Newtonian on alt-az mount. Celestron Omni XLT150R f/5 Refractor on CG4 mount with dual axis drives. Orion 180mm f/15 Maksutov-Cassegrain on CG5-GT Goto mount. Orion XT12i 12" f/4.9 Dobsonian Intelliscope. madrigal v. holder 716 f.3d 499 9th cir. 2013
Optec Reducer NextGEN MAXfield 0,33x SCT - OPTICS-PRO
WebAstronomy > Telescope accessories > Astrophotography > Optical accessories > Flatteners, Correctors, Reducers > Optec > Optec Reducer NextGEN MAXfield 0,33x SCT Product no.: 50520 Reducer NextGEN … WebThis focal reducer from Askar is designed for their FRA400 and FRA500 units. With a reduction factor of 0.7x, this reducer will bring the FRA400 or FRA500 to a 280 mm focal length and f/3.9 focal ratio. This Askar full-frame reducer has a back focus of 55 mm and has an M48x0.75 thread--perfect for attaching 2" filters. WebDesigned specially for the classic Meade and Celestron SCT's, the NGM yields an incredible f/3.3 effective focal ratio (EFL) on native f/10 systems. When used with an f/11 classic C … madrigal nash study phase 3