45% Off
C9.25 A XLT Optical Tube Assembly (91027 XLT) - High-Performance Telescope Tube for Astronomy & Astrophotography | Perfect for Stargazing, Celestial Observation & Deep Space Imaging
SKU:
33413875
$1099.97
$1999.95
45% Off
Delivery & Return: Free shipping on all orders over $50
Delivery Time: 10-15 days international
22 peoples viewing this product right now!
Guranteed safe checkout
Product Description
Overview
- 9.25" Schmidt-Cassegrain Optical Tube Assembly
- Aluminum Optical Tube
- Celestron's premium StarBright XLT coatings
- 2350 mm focal length (f/10)
- 25 mm eyepiece included (94x)
- 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 choice of D-Style dovetail rail compatible with CGE mount, or V-Style dovetail rail compatible with CG-5 Advanced Series mount
Description
- 9.25" Schmidt-Cassegrain Optical Tube Assembly
- Aluminum Optical Tube
- Celestron's premium StarBright XLT coatings
- 2350 mm focal length (f/10)
- 25 mm eyepiece included (94x)
- 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 choice of D-Style dovetail rail compatible with CGE mount, or V-Style dovetail rail compatible with CG-5 Advanced Series mount
Specifications
| Optical Design | Schmidt-Cassegrain |
| Aperture (mm) | 234.95 mm (9.25") |
| Focal Length | 2350 mm (93") |
| Focal Ratio | 10 |
| Focal Length of Eyepiece 1 (mm) | 25 mm (0.98") |
| Magnification of Eyepiece 1 | 94x |
| Finderscope | 6x30 |
| Star Diagonal | 1.25 |
| Optical Tube | Aluminum |
| Highest Useful Magnification | 555x |
| Lowest Useful Magnification | 34x |
| Limiting Stellar Magnitude | 14.4 |
| Resolution (Rayleigh) | 0.59 arc seconds |
| Resolution (Dawes) | 0.49 arc seconds |
| Light Gathering Power (Compared to human eye) | 1127x |
| Secondary Mirror Obstruction | 85 mm (3.35") |
| Secondary Mirror Obstruction by Diameter | 36% |
| Secondary Mirror Obstruction by Area | 13% |
| Optical Coatings | StarBright / XLT |
| Optical Tube Length | 559 mm (22") |
| Optical Tube Weight | 20 lbs (9.07 kg) |
| Dovetail Compatibility | CG-5 Mount |
More
Shipping & Returns
For all orders exceeding a value of 100USD shipping is offered for free.
Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.
Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.
