WebBecause this 6" optical tube is compact and weighs just 10.2 pounds, it will ride easily on even fairly lightweight mounts. Accessories include a 6 x 30 finder with bracket, a 2" to 1.25" adapter for the focuser and a dust cover to keep the optics clean during storage. WebJul 13, 2009 · AT6RC vs 6 F9 reflector - posted in Reflectors: HiIt seems that AT6RC is very popular nowadays and folks love theirs. But my question is: is it any better than a plain old 6 F9 reflector? At F9 any reflector should have almost zero coma, it does not even have to have parabolic mirror! At such F ratio, there should be no field curvature, minimal central …
Orion ED100 100mm f/9 Apochromatic Refractor Telescope
WebReflector 2 for Android Available on Google Play Reflector 2 for Fire TV Available on Amazon Reflector 4 Extras Reflector Director for iOS Buy for $6.99 on the App Store Reflector Student Download FREE on the App Store Need to download Reflector Teacher? Mac Windows (32-Bit) Windows (64-Bit) Need to download Reflector 3? WebApr 13, 2024 · Amazon's Choice Telescope 130EQ Newtonian Reflector Telescopes for Adults, Professional Telescopes for Adults Astronomy, Comes with 1.5X Barlow Lens … healing music for flu
My new 127mm f9.4 refractor.... - Stargazers Lounge
WebOct 4, 2024 · This Sky-Watcher Evostar 100ED apochromatic refractor has: • 100mm f/9 apochromatic doublet optics using an ED element. • dual-speed 2" Crayford focuser with 10:1 ratio fine focusing. • 2" dielectric star diagonal with 2" and 1.25" eyepiece holders. • two 1.25" Long Eye Relief eyepieces (20mm and 5mm) • 8 x 50mm right-angle finderscope. WebFeb 20, 2024 · Optical design: true Ritchey-Chrétien two-mirror Cassegrain optics, with hyperbolic primary and secondary mirrors. 6" aperture, 1370mm focal length, f/9 focal ratio. Hyperboloid primary mirror: Made of BK-7 optical glass. Polished to diffraction-limited or better surface accuracy. WebCheck San Antonio International Airport flight status information for arrivals and departures in real-time. View live flight tracking and travel resources. healing music and scripture