WebJul 13, 2015 · Does anyone make a fast 6-10" Corrected Dall-Kirkham? - posted in Cats & Casses: There seems to be a growing popularity in the CDK design for large amateur / small-professional imaging scopes of 12-24 aperture. The design seems to have lots going for it both for visual and imaging use: coma & astigmatism free, flat field, medium-fast … WebThe 24 inch f/6.5 Corrected Dall-Kirkham Astrograph telescope (a PlaneWave CDK24) is equipped with an FLI ProLine KAF-16803 CCD camera and a choice of broadband and narrow-band filters. The mount is a 10Micron GM4000 …
Douglass Crall, M.D. - Medical Director Kentucky Department of ...
The Modified Dall-Kirkham telescope utilizes an elliptical primary and spherical secondary mirror as in the conventional Dall-Kirkham configuration, but also includes a lens group (usually two or three lens elements) ahead of the focal point to improve off-axis image quality. The primary mirror conic constant is slightly different from that for a conventional Dall-Kirkham and must be optimized along with the lenses during design. The usable field is much better than the Ritchey-Chrétien telescope without … WebIn addition to providing medical and mental health services, Quality Correctional Care will offer a complete package of services to ensure a facility’s compliance with the newly … netgear wifi security options
PlaneWave 17" CDK Telescope with Fused Silica Mirror
WebThe Takahashi Mewlon-250CRS Telescope is a flat field corrected Dall-Kirkham that provides amazing results when used for imaging or visual pursuits. Menu. 0; Telescopes . By Type ... This 3-element ED corrector allowed the Mewlon to be used as an imaging instrument or used as a corrected visual instrument capable of producing flat-field ... WebDouglass Crall, M.D. Medical Director Kentucky Department of Corrections at Commonwealth of Kentucky Louisville, Kentucky, United States 90 connections http://ootelescopes.com/ODK/odkoptimiseddall.html netgear wifi setup login