WebiOptron Photron RC10 - 10 inch Ritchey-Chrétien Astrograph Telescope OTA. Introducing the new iOptron Photron 250 mm (10") Ritchey-Chretien (RC) Astrograph! iOptron has long been recognized for producing solid, stable, accurate tracking telescope mounts, and now they have added three new RC Astrograph telescopes to their well … WebUtilizing the same hyperbolic primary and secondary mirror design used in the Hubble Space Telescope, the Keck telescopes, and the ESO Very Large Telescope, the iOptron Photron 150mm f/9 Ritchey-Chrétien Catadioptric Telescope (RCT) is ideally suited for both stargazing and astrophotography.
iOptron Photon RC6 6" Ritchey-Chretien OTA - Rother Valley …
WebThis RC OTA comes with a 150mm (5.9”) mirror with a 1370mm focal length, giving it a relatively fast focal ratio of f/9 in a compact steel tube that’s only 15.4” long. The precisely figured hyperbolic primary mirror is made from quartz for enhanced thermal stability. WebPhotron Ritchey-Chrétien Telescopes. Gefällt 75 Mal. A place to share information and images related to the Photron line of Ritchey-Crétien by iOptron phir hera pheri watch online free
8-inch Telescopes (203mm) - Telescope Nerd
WebThe iOptron Photron 406mm f/8 Ritchey-Chretien Catadioptric Truss-Tube Telescope builds on the success of the solid tube models in the series with a completely redesigned housing that utilizes an open truss system to improve the overall thermal dynamics that allow the optical system to settle into the ambient temperature faster and resist heating … WebTelescope Under £200; Telescopes Above £500 Deep Sky; ... The iOptron® Photron™ Ritchey-Chrétien design telescopes feature low thermal expansion quartz primary and secondary mirrors with ninety-nine percent reflective dietetic coatings. ... #6111 6" RC OTA only OTA w/2" dual speed Crayford focuser 2X25mm, 1X 50mm focus extention WebWas $1,299.99 Now $1,199.99 You Save $100.00 3 easy payments of $400.00 With payment plan Quantity: More Shipping Information 8" (200mm) aperture Ritchey-Chretien optical tube ideal for use with DSLR cameras and small-format CCDs to produce wonderfully flat, virtually coma-free astrophotos tsp max deductions