C6-A-XLT (CG-5) OPTICAL TUBE ASSEMBLY

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Your Price: $549.99

Part Number: 91010-XLT

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6" Schmidt-Cassegrain Optical Tube Assembly
Aluminum Optical Tube
Celestron's premium StarBright XLT coatings
1500 mm focal length (f/10)
25 mm eyepiece included (60x)
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 dovetail rail compatible with CG-5 Advanced Series mount

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	6x30
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	Vixen/CG-5 Dovetail bar

$4,659.99

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$2,219.99

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