Celestron 14 Inch EdgeHD OTA Optical Tube

Description

Celestron EdgeHD 14" - General Features

• 14" EdgeHD Optical Tube Assembly
• Aluminum Optical Tube
• Celestron's premium StarBright XLT coatings
• 3910mm focal length (f/11)
• 23mm Axiom - 2"
• 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

Specifications

• Optical Design  : Aplanatic Schmidt
• Aperture  : 355.6 mm (14 in)
• Focal Length  : 3910 mm (153.94 in)
• Focal Ratio  : f/11
• Finderscope  : 9x50
• Optical Tube  : Aluminum
• Eyepiece 1  : 23 mm (0.91 in)
• Magnification 1  : 170 x
• Star Diagonal  : 2" w/1.25" adapter
• Optical Coatings  : StarBright / XLT
• Secondary Mirror Obstruction  : 4.5 in (114.3 mm)
• Secondary Mirror Obstruction by Area  : 10.3 %
• Secondary Mirror Obstruction by Diameter  : 32.1 %
• Optical Tube Length  : 31 in (787.4 mm)
• Optical Tube Weight  : 46 lb (20.87 kg)