Products
C6-A-XLT CG-5 Optical Tube Assembly
91010-XLT
- $1,298.00
6" Schmidt-Cassegrain Optical Tube Assembly, Aluminum Optical Tube, Celestron's premium StarBright XLT coatings
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C6-A-XLT (CG-5) - General Features
- 6\" Schmidt-Cassegrain Optical Tube Assembly
- Aluminum Optical Tube
- Celestron\'s premium StarBright XLT coatings
- 1500 mm focal length (f/10)
- 25 mm eyepiece included (60x)
- Visual back allows for use with 1.25\" accessories
- 6x30 finderscope to help accurately find objects
- Star diagonal provides more comfortable viewing position when observing objects that are high in the sky
- Includes dovetail rail compatible with CG-5 Advanced Series mount
Reference Materials
Astronomy Basics (English, French, German, Italian, Spanish)
(2.26 MB)
(0.38 MB)
(0.48 MB)
(0.64 MB)
| Optical Design | Schmidt-Cassegrain |
| Aperture | 150 mm (5.91 in) |
| Focal Length | 1500 mm (59.06 in) |
| Focal Ratio | 10 |
| Eyepiece 1 | 25 mm (0.98 in) |
| Magnification 1 | 60 x |
| Finderscope | 6x30 |
| Star Diagonal | 1.25 |
| Optical Tube | Aluminum - black |
| Fastar Compatible | No |
| Highest Useful Magnification | 354 x |
| Lowest Useful Magnification | 21 x |
| Limiting Stellar Magnitude | 13.4 |
| Resolution (Rayleigh) | 0.93 arcsec |
| Resolution (Dawes) | 0.77 arcsec |
| Light Gathering Power | 459 x |
| Angular Field of View | 0.83 ° |
| Linear Field of View (@1000 yds) | 44 ft (13.41 m) |
| Secondary Mirror Obstruction | 2.2 in (55.88 mm) |
| Secondary Mirror Obstruction by Diameter | 37.3 % |
| Secondary Mirror Obstruction by Area | 13.9 % |
| Optical Coatings | StarBright XLT |
| Optical Tube Length | 16 in (406.4 mm) |
| Optical Tube Weight | 10 lb (4.54 kg) |
| Dovetail Compatibility | CG-5 Mount C6-A-XLT (CG-5) Optical Tube Assembly Item #91010-XLT |
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