Description
- Experience our best optical performance with EdgeHD’s aplanatic, flat field Schmidt-Cassegrain optics for pinpoint stars all the way to the edge of today’s largest imaging sensors and widest eyepieces
- Aluminum optical tube with tube vents featuring an integrated 50-mesh filter allows hot air to be released from behind the primary mirror. Mirror support knobs hold the mirror in place and reduce image shift during imaging
- Versatile design accommodates 2 focal ratios: native f/10 or ultra-fast f/2 imaging with a removable secondary mirror and third-party accessories
- Celestron’s premium StarBright XLT coatings provide maximum light transmission
- A 9×50 finderscope, 2” mirror diagonal for more comfortable viewing, and wide-angle 23 mm Luminos 2″ eyepiece are all included
Specifications
| Optical Tube Info: | |
|---|---|
| Optical Design: | EdgeHD |
| Aperture: | 234.95mm (9.25″) |
| Focal Length: | 2350mm (93″) |
| Focal Ratio: | f/10 |
| Focal Length of Eyepiece 1: | 23mm (0.91″) |
| Magnification of Eyepiece 1: | 102x |
| Finderscope: | 9×50 |
| Star Diagonal: | 2″ with 1.25″ adapter |
| 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: | 85mm (3.35″) |
| Secondary Mirror Obstruction by Diameter: | 36% |
| Secondary Mirror Obstruction by Area: | 13% |
| Optical Coatings: | StarBright XLT |
| Optical Tube Length: | 559mm (22″) |
| Optical Tube Diameter: | 271.78mm (10.7″) |
| Optical Tube Weight: | 21 lbs (9.53 kg) |
| Dovetail: | CGE Dovetail Bar |
| Additional Information | |
| Solar Warning |
|
| California Prop 65 |
WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov
|
