|Optical Tube INFO:|
|Focal Length||2032mm (80″)|
|Focal Length of Eyepiece 1||40mm (1.57″)|
|Magnification of Eyepiece 1||51x|
|Star Diagonal||1.25″ Star Diagonal|
|Highest Useful Magnification||480x|
|Lowest Useful Magnification||29x|
|Limiting Stellar Magnitude||14|
|Resolution (Rayleigh)||0.69 arc seconds|
|Resolution (Dawes)||0.57 arc seconds|
|Light Gathering Power (Compared to human eye)||843x|
|Secondary Mirror Obstruction||64mm (2.5″)|
|Secondary Mirror Obstruction by Diameter||31%|
|Secondary Mirror Obstruction by Area||9.77%|
|Optical Coatings||StarBright XLT|
|Optical Tube Length||432mm (17″)|
|Optical Tube Diameter||238mm (9.37″)|
|Optical Tube Weight||14 lbs (6.35 kg)|
|Dovetail||CGE Dovetail Bar|
Celestron, EDGEHD, OTA
EDGEHD 8 Optical Tube Assembly
₹163,558.00 excl. 18% GST
- 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 3 focal ratios: native f/10, f/7 with the addition of a focal reducer, 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, 1.25” mirror diagonal for more comfortable viewing, and 40 mm Plössl 1.25” eyepiece are all included.
Available on backorder
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