Celestron EdgeHD 11" Optical Tube Assembly Dome Observatories, Roll-Off Roof Observatories, Astronomical Equipment

EdgeHD 11" Optical Tube Assembly	$3,299.00
[91050-XLT]

11" EdgeHD Optical Tube Assembly
Aluminum Optical Tube
Celestron's premium StarBright XLT coatings
2800mm focal length (f/10)
23mm Axiom 2" eyepiece included (102x)
9x50 finderscope to help accurately find objects
2" diagonal provides more comfortable viewing position when observing objects that are high in the sky
Mirror Support Knobs hold the mirror in place and reduces image shift during imaging.
Tube vents with integrated 60 micron mesh filter allowing hot air to be released from behind the primary mirror.
Fastar Compatible optical tubes are equipped with a removable secondary mirror for fast f/2 ccd imaging
Includes dovetail rail compatible with CGE mount

OPTICAL DESIGN:	Aplanatic Schmidt
APERTURE:	279.4 mm (11 in)
FOCAL LENGTH:	2800 mm (110.24 in)
FOCAL RATIO:	10.02
FINDERSCOPE:	9x50
OPTICAL TUBE:	Aluminum
EYEPIECE 1:	40 mm (1.57 in)
MAGNIFICATION 1:	70 x
STAR DIAGONAL:	1.25
OPTICAL COATINGS:	StarBright
SECONDARY MIRROR OBSTRUCTION:	3.75 in (95.25 mm)
SECONDARY MIRROR OBSTRUCTION BY AREA:	11.6 %
SECONDARY MIRROR OBSTRUCTION BY DIAMETER:	34.1 %
OPTICAL TUBE LENGTH:	24 in (609.6 mm)
OPTICAL TUBE WEIGHT:	28 lb (12.7 kg)
DOVETAIL COMPATIBILITY:	CGE Mount/ Orange