Celestron Schmidt-Cassegrain Optical Tube Assemblies (OTA)
Optical Tubes

Celestron Schmidt-Cassegrain Optical Tube Assemblies (OTA) are available individually for use with your favorite mount. Each OTA is made to the same exacting standards as those used on all our high quality telescopes. All optical surfaces are coated with Celestron’s high efficiency StarBright® multi-layered coating group. These tube assemblies are equipped with the same dovetail mounting bar used on the CGE and Advanced Series for easy attachment to a variety of popular mounts. Every tube assembly is made, assembled and quality control tested at our manufacturing facility in Torrance, California.

C11-A XLT CG-5 Optical Tube Assembly item #91067-XLT
11" Schmidt-Cassegrain Optical Tube Assembly Aluminum Optical Tube with Celestron's premium StarBright XLT coatings

 S$4995.00
C11-A XLT CGE Optical Tube Assembly (Item #91036-XLT)
11" Schmidt-Cassegrain Optical Tube Assembly
Aluminum Optical Tube with Celestron's premium StarBright XLT coatings

 S$4895.00
C14-A XLT (CGE) Optical Tube Assembly (item #91038-XLT)
General Features
*14" Schmidt-Cassegrain Optical Tube Assembly
*Aluminum Optical Tube
*Celestron's premium StarBright XLT c...

 S$9999.00
No stock
C14-AF XLT (CGE) Optical Tube Assembly (item #91038-XLT)
14" Schmidt-Cassegrain Optical Tube Assembly, Aluminum Optical Tube, Fastar Compatible

 S$10495.00
In stock
C6-A-XLT Advanced VX Optical Tube Assembly (item #91010-XLT)
6" Schmidt-Cassegrain Optical Tube Assembly, Aluminum Optical Tube, Celestron's premium StarBright XLT coatings

 S$1295.00
C6-A-XLT CG-5 Optical Tube Assembly item #91010-XLT
6" Schmidt-Cassegrain Optical Tube Assembly, Aluminum Optical Tube, Celestron's premium StarBright XLT coatings

Price : Call No stock
C6-A-XLT NexStar Orange OTA (Item #91010-XLT-NS)
6" Schmidt-Cassegrain Optical Tube Assembly, Aluminum Optical Tube, Celestron's premium StarBright XLT coatings

Price : Call
C8-A XLT CG-5 Optical Tube Assembly item #91020-XLT
8" Schmidt-Cassegrain Optical Tube Assembly, Aluminum Optical Tube
, Celestron's premium StarBright XLT coatings

 S$1999.00
In stock
C8-A XLT CGE Optical Tube Assembly item #91024-XLT
8" Schmidt-Cassegrain Optical Tube Assembly
, Aluminum Optical Tube, Celestron's premium StarBright XLT coatings

 S$1999.00
C8-A XLT Optical Tube Assembly Advanced VX (item #91020-XLT)
8" Schmidt-Cassegrain Optical Tube Assembly, Aluminum Optical Tube, Celestron's premium StarBright XLT coatings

 S$1999.00
In stock
C9.25 XLT CG-5 Optical Tube Assemblyitem #91025-XLT
9.25" Schmidt-Cassegrain Optical Tube Assembly Aluminum Optical Tube Celestron's premium StarBright XLT coatings

 S$2999.00
In stock
C9.25 XLT CGE Optical Tube Assembly (Item #91027-XLT)
9.25" Schmidt-Cassegrain Optical Tube Assembly Aluminum Optical Tube Celestron's premium StarBright XLT coatings

 S$2995.00
EdgeHD 11 OTA CGE Dovetail item #91050-XLT
EdgeHD is an aplanatic Schmidt telescope designed to produce aberration-free images across a wide visual and photographic field of view. The...

 S$6685.00
In stock
EdgeHD 14 OTA CGE Dovetail item #91060-XLT
Edge HD is an aplanatic Schmidt telescope designed to produce aberration-free images across a wide visual and photographic field of view. Th...

 S$11215.00
Celestron EdgeHD 8 Optical Tube Assembly (CG5) (#Item 91031)
EdgeHD is an aplanatic Schmidt telescope designed to produce aberration-free images across a wide visual and photographic field of view. The...

 S$2495.00
Stocks : Call
EdgeHD 800 OTA CGE Dovetail item #91030-XLT
Edge HD is an aplanatic Schmidt telescope designed to produce aberration-free images across a wide visual and photographic field of view. Th...

 S$2495.00
EdgeHD 9.25 OTA CGE Dovetail (Item #91040-XLT)
Edge HD is an aplanatic Schmidt telescope designed to produce aberration-free images across a wide visual and photographic field of view. Th...

 S$4795.00
In stock