Celestron CPC Deluxe 1100 HD Computerized Telescope - Manual (Page 35)

APPENDIX A – TECHNICAL SPECIFICATIONS
Optical Specification CPC Deluxe 800 HD – #11007 CPC Deluxe 925 HD – #11008 CPC Deluxe 1100 HD – #11009
Design 203 mm (8”) EdgeHD Optics 235 mm (9.25”) EdgeHD Optics 280 mm (11”) EdgeHD Optics
Focal Length 2032 mm 2350 mm 2800 mm
F/ratio of the Optical System 10 10 10
Primary Mirror: Material Fine Annealed Pyrex Fine Annealed Pyrex Fine Annealed Pyrex
Coatings Starbright XLT Coating Starbright XLT Coating Starbright XLT Coating
Central Obstruction 2.75” 3.35” 3.75”
Corrector Plate: Material Optical Quality Crown Glass Optical Quality Crown Glass Optical Quality Crown Glass
Coatings A-R Coatings both sides A-R Coatings both sides A-R Coatings both sides
Highest Useful Magnification 480x (~4 mm eyepiece) 555x (~4 mm eyepiece) 660x (~4 mm eyepiece)
Lowest Useful Magnification 29x (~70 mm eyepiece) 34x (~70 mm eyepiece) 40x (~70 mm eyepiece)
(7 mm exit pupil)
Magnification: Standard Eyepiece
51x 102x 122x
Resolution: Rayleigh Criterion .68 arc seconds .59 arc seconds .50 arc seconds
Dawes Limit .57 arc seconds .49 arc seconds .42 arc seconds
Light Gathering Power 843x 1127x 1593x
Near Focus with Standard Eyepiece ~25 feet ~40 feet ~100 feet
or Camera
Field of View: Standard Eyepiece
.85º .8º .67º
Linear Field of View (at 1000 yds) 44 ft. 42 ft. 35 ft.
Optical Tube Length 17” 22” 24”
Weight of Telescope 42 lbs 58 lbs 65 lbs
Weight of Tripod 19 lbs 19 lbs 19 lbs
Electronic Specifications
I nput Voltage 12 V DC Nominal
Maximum 15 V DC Max
Minimum 9 V DC Min
Power Supply Requirements 12 VDC-2.5A (Tip positive)
GPS Internal 48 channel
Mechanical Specifications
Motor: Type DC Servo motors with encoders, both axes
Resolution .1406 arc sec
Slew speeds Nine slew speeds: 4º /sec, 2º /sec, .5º/sec, 64x, 16x, 8x, 4x, 1x, .5x
Hand Control Double line, 16 character Liquid Crystal Display
19 fiber optic backlit LED keypad
Fork Arm Dual Fork tine cast aluminum with detachable HC holder
Gears 5.78”, precision brass gears on RA axes, 180 tooth.
Stainless steel worm gear
Bearings 9.8” Azimuth Bearing Surface
Optical Tube Aluminum
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