C6-A-XLT (CG-5) Optical Tube Assembly

₹76,607.00 excl. 18% GST

6″ Schmidt-Cassegrain Optical Tube Assembly (OTA)
Features Celestron’s premium patented StarBright XLT Optical coatings
1500 mm focal length (f/10)
Tube constructed of durable and lightweight aluminum
Includes: 25mm eyepiece (60x), 6×30 Optical finderscope, star diagonal, 1.25” visual back, CG-5 dovetail bar

Available on backorder

Optical Tube INFO:
Optical Design	Schmidt-Cassegrain
Aperture	150mm (6″)
Focal Length	1500mm (59″)
Focal Ratio	f/10
Focal Length of Eyepiece 1	25mm (0.98″)
Magnification of Eyepiece 1	60x
Finderscope	6×30
Star Diagonal	1.25″ Star Diagonal
Optical Tube	Aluminum
Highest Useful Magnification	354x
Lowest Useful Magnification	21x
Limiting Stellar Magnitude	13.4
Resolution (Rayleigh)	0.93 arc seconds
Resolution (Dawes)	0.77 arc seconds
Light Gathering Power (Compared to human eye)	459x
Secondary Mirror Obstruction	56mm (2.2″)
Secondary Mirror Obstruction by Diameter	37%
Secondary Mirror Obstruction by Area	14%
Optical Coatings	StarBright XLT
Optical Tube Length	406mm (16″)
Optical Tube Diameter	180mm (7.12″)
Optical Tube Weight	10 lbs (4.54 kg)
Dovetail	CG-5 Dovetail bar