C9.25 -A XLT (CGE) Optical Tube Assembly

₹169,817.00 excl. 18% GST

9.25″ Schmidt-Cassegrain Optical Tube Assembly (OTA)
Features Celestron’s premium patented StarBright XLT Optical coatings
2350mm focal length (f/10)
Fastar compatible
Tube constructed of durable and lightweight aluminum
Includes: 25mm eyepiece (94x), 6×30 Optical finderscope, star diagonal, 1.25” visual back, CGEM-style dovetail bar

Available on backorder

Optical Tube INFO:
Optical Design	Schmidt-Cassegrain
Aperture	2345mm (9.25″)
Focal Length	2350mm (93″)
Focal Ratio	f/10
Focal Length of Eyepiece 1	25mm (0.98″)
Magnification of Eyepiece 1	94x
Finderscope	6×30
Star Diagonal	1.25″ Star Diagonal
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	20 lbs (9.07 kg)
Dovetail	CGE Dovetail Bar