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31
CPC SERIES
SPECIFICATIONS
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CPC 11073/11073-XLT 11074/11074-XLT 11075/11075-XLT
Models CPC 800 CPC 925 CPC 1100
Specifications
Optical Design Schmidt-Cassegrain Schmidt-Cassegrain Schmidt-Cassegrain
Aperture 8” (203mm) 9.25” (235mm) 11” (279mm)
Focal Length/Ratio 2032mm F/10 2350mm F/10 2800mm F/10
Finderscope 8x50mm Finderscope w/ quick release bracket 8x50mm Finderscope w/ quick release bracket 8x50mm Finderscope w/ quick release bracket
Mount Dual Fork Arm Dual Fork Arm Dual Fork Arm
Optical Tube Aluminum Aluminum Aluminum
Eyepiece 40mm Plossl (51x) 40mm Plossl (59x) 40mm Plossl (70x)
Star Diagonal 1.25" 1.25" 1.25"
Accessory Tray Leg Brace / Eyepiece Holder Leg Brace / Eyepiece Holder Leg Brace / Eyepiece Holder
Tripod Heavy Duty Steel Adjustable Heavy Duty Steel Adjustable Heavy Duty Steel Adjustable
Power Supply Car Battery Adapter Car Battery Adapter Car Battery Adapter
Telescope Control System NexStar Computer Control System NexStar Computer Control System NexStar Computer Control System
Software NexRemote control NexRemote control NexRemote control
software w/RS232 cable software w/RS232 cable software w/RS232 cable
Computerized Hand Control Double line 16 character, Double line 16 character, Double line 16 character,
Liquid Crystal Display; Liquid Crystal Display; Liquid Crystal Display;
19 LED backlit buttons 19 LED backlit buttons 19 LED backlit buttons
Hand Control Ports RS-232 communication port on hand control RS-232 communication port on hand control RS-232 communication port on hand control
Drive Base Ports Aux Port, Autoguide Ports Aux Port, Autoguide Ports Aux Port, Autoguide Ports
Database 40,000 Object Database 40,000 Object Database 40,000 Object Database
GPS Internal 16 channel Internal 16 channel Internal 16 channel
Software Specifications
Motor: Type DC Servo motors with encoders, both axes DC Servo motors with encoders, both axes DC Servo motors with encoders, both axes
Resolution .1406 arcsecond .1406 arcsecond .1406 arcsecond
Slew Speeds Nine slew speeds: 3º /sec, 2º /sec, Nine slew speeds: 3º /sec, 2º /sec, Nine slew speeds: 3º /sec, 2º /sec,
.5º/sec, 64x, 16x, 8x, 4x, 1x, .5x .5º/sec, 64x, 16x, 8x, 4x, 1x, .5x .5º/sec, 64x, 16x, 8x, 4x, 1x, .5x
Software Precision 24bit, 0.08 arcsec calculations 24bit, 0.08 arcsec calculations 24bit, 0.08 arcsec calculations
Tracking Rates Sidereal, Solar and Lunar Sidereal, Solar and Lunar Sidereal, Solar and Lunar
Tracking Modes Altazimuth, EQ North & EQ South Altazimuth, EQ North & EQ South Altazimuth, EQ North & EQ South
Alignment Procedures SkyAlign, Auto Two Star Align, SkyAlign, Auto Two Star Align, SkyAlign, Auto Two Star Align,
One-Star Align, EQ Align, Solar System Align One-Star Align, EQ Align, Solar System Align One-Star Align, EQ Align, Solar System Align
Mechanical Specifications
Fork Arm Dual fork arm, cast aluminum Dual fork arm, cast aluminum Dual fork arm, cast aluminum
w/ detachable HC cradle w/ detachable HC cradle w/ detachable HC cradle
Gear 5.625" 180 tooth hard anodized 5.625" 180 tooth hard anodized 5.625" 180 tooth hard anodized
aluminum gear mated w/ brass worm aluminum gear mated w/ brass worm aluminum gear mated w/ brass worm
Bearings 9.8" azimuth bearing 9.8" azimuth bearing 9.8" azimuth bearing
Periodic Error Correction Permanently Programmable Permanently Programmable Permanently Programmable
Optical Specifications
Highest Useful Magnification 480x 555x 660x
Lowest Useful Magnification 29x 34x 40x
Limiting Stellar Magnitude 14 14.4 14.7
Resolution: Rayleigh .68 arc seconds .59 arc seconds .50 arc seconds
Dawes Limit .57 arc seconds .49 arc seconds .42 arc seconds
Light Gathering Power 843x unaided eye 1127x unaided eye 1593x unaided eye
Field of View :standard eyepiece .8º .7º .6º
Linear FOV (@1000 yds) 42 ft. 38 ft. 32 ft.
Optical Coatings Standard: StarBright Coatings Standard: StarBright Coatings Standard: StarBright Coatings
Optional: StarBright XLT Coatings Optional: StarBright XLT Coatings Optional: StarBright XLT Coatings
Secondary Mirror Obstruction 2.5" 3.35" 3.75"
by Area 10% 13% 12%
by Diameter 31% 36% 34%
Optical Tube Length 17 inches 22 inches 23 inches
Telescope Weight 42 lbs 58 lbs 65 lbs
Tripod/Mount Weight 19 lbs 19 lbs 19 lbs
C11 • Dumbbell Nebula • Image courtesy of Sebastian Voltmer
Specifications are subject to change without notice or obligation.
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