Products

Precise Newtonian & SCT Collimation Fits Standard 1.25" Focusers and Diagonals Bright Internal Surface for Viewing Mirror Reflections Integrat...

7x Magnification 50mm Objective Lenses 6.6° Angular Field of View Multi-Coated Optics BK7 Porro Prisms Water Resistant Tripod Adaptable Descrip...

Balances payloads up to 17 lbs (7.71 kg) Designed for 19mm (0.74") diameter counterweight shafts Compatible with Celestron Advanced VX, CG-5, CGEM...

Adds 11 lbs (5 kg) of balancing force Designed for 19mm (0.74") diameter counterweight shafts Compatible with Advanced VX, CG-5, CGEM, CGEM II, an...

Adds 12 lbs (5.44 kg) of balance capacity to your mount Designed for Celestron mounts with a 19mm (0.74") counterweight shaft Compatible with Adva...

Adds 22 lbs (9.98 kg) of balancing mass to your equatorial mount Designed specifically for heavy-duty 32mm (1.26") diameter counterweight shafts O...

11" (279.4mm) Schmidt-Cassegrain Optical Tube Assembly 1593x Light Gathering Power for Bright Deep-Sky Views 0.42 Arc Second Dawes Limit Resolutio...

8" (203.2mm) Schmidt-Cassegrain Optical Tube Assembly 2032mm Focal Length at f/10 Computerized Dual Fork Arm Alt-Azimuth Mount Internal 16-Channel...

235mm (9.25") Schmidt-Cassegrain Optical Tube Fully Computerized Dual Fork Arm Alt-Azimuth Mount Internal 16-Channel GPS for automatic alignment d...

11" (279.4mm) EdgeHD Optical Design 2800mm Focal Length at f/10 42mm Image Circle for Full-Frame Sensors Computerized Dual Fork Arm Alt-Az Mount I...

8" (203.2mm) EdgeHD Optical Design 2032mm Focal Length at f/10 42mm Optimized Image Circle for Full-Frame Sensors Computerized Dual Fork Arm Alt-A...

235mm (9.25") EdgeHD Aplanatic Schmidt-Cassegrain Optics 2350mm Focal Length at f/10 Optimized 42mm Image Circle for Full-Frame Sensors StarBright...

Features Ideal for Accurate Polar Alignment Well suited for use with Off-Axis Guiders for centering and guiding of stars Adjustable red LED light b...

2MP CMOS sensor captures still images and video up to 1920x1080 resolution Variable magnification from 20x to 200x 8-LED adjustable ring illuminat...

Complete 3-part cleaning system: brush, fluid, and wipes Safe for all glass and multi-coated optical surfaces Includes 10 individually wrapped, pr...

Designed for 11" Celestron SCT, EdgeHD, and RASA telescopes Delivers up to 30 watts of direct heating to the corrector plate Connects via a standa...

Maintains clear optics by directly heating your 14" corrector plate Delivers up to 52 watts of heating power for use in heavy dew conditions Rigid...

Permanently mounts to 5" Schmidt-Cassegrain telescopes Directly heats the corrector lens for maximum efficiency Draws a maximum of 7 watts at 12V ...

Maintains clear optics on your 6" Schmidt-Cassegrain Delivers up to 12 watts of direct heating power Durable aluminum ring with a 153.4mm inner di...

Permanently mounts to 8" SCT, EdgeHD, and RASA telescopes Directly heats corrector glass for maximum efficiency 20 watts of heating power prevents...

Designed for Celestron 9.25" Schmidt-Cassegrain and EdgeHD telescopes Delivers up to 24 watts of heating power directly to the corrector lens Ligh...

Prevents dew formation on 6" and 8" Schmidt-Cassegrain, EdgeHD, and RASA corrector plates Blocks stray light to improve image contrast Constructed...

Prevents dew formation on 9.25" and 11" Schmidt-Cassegrain, EdgeHD, and RASA corrector plates Blocks stray light to increase image contrast Flexib...

Over 99% reflectivity from 58-layer dielectric mirror coatings 1.25” Twist-Lock holder provides a secure, self-centering grip Diffraction-limited ...