EDGEHD 14 Optical Tube Assembly

871,811.00 excl. 18% GST

  • Experience our best Optical performance with EdgeHD’s aplanatic, flat field Schmidt-Cassegrain optics for pinpoint stars all the way to the edge of today’s largest imaging sensors and widest eyepieces
  • Aluminum Optical Tube with Tube vents featuring an integrated 50-mesh filter allows hot air to be released from behind the primary mirror. Mirror support knobs hold the mirror in place and reduce image shift during imaging
  • Versatile design accommodates 3 focal ratios: native f/10, f/7 with the addition of a focal reducer, or ultra-fast f/2 imaging with a removable secondary mirror and third-party accessories
  • Celestron’s premium StarBright XLT coatings provide maximum light transmission
  • A 9×50 finderscope, 2” mirror diagonal for more comfortable viewing, and wide-angle 23 mm Luminos 2″ eyepiece are all included

Available on backorder

Optical Tube INFO:
Optical Design EdgeHD
Aperture 356mm (14″)
Focal Length 3910mm (154″)
Focal Ratio f/10
Focal Length of Eyepiece 1 23mm (0.91″)
Magnification of Eyepiece 1 170x
Finderscope 9×50
Star Diagonal 2″ with 1.25″ adapter
Optical Tube Aluminum
Highest Useful Magnification 840x
Lowest Useful Magnification 51x
Limiting Stellar Magnitude 15.3
Resolution (Rayleigh) 0.39 arc seconds
Resolution (Dawes) 0.33 arc seconds
Light Gathering Power (Compared to human eye) 2579x
Secondary Mirror Obstruction 114mm (4.5″)
Secondary Mirror Obstruction by Diameter 32%
Secondary Mirror Obstruction by Area 10%
Optical Coatings StarBright XLT
Optical Tube Length 787mm (31″)
Optical Tube Diameter 400.5mm (15.77″)
Optical Tube Weight 46 lbs (21 kg)
Dovetail CGE Dovetail Bar

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