Operation Manual

57
Appendix A – Technical Specifications
CGE Pro Series 11086 11087 11088 11089
CGE Pro 925 CGE Pro 1100 CGE Pro 1400 CGE Pro 1400 Fastar
Specifications:
Optical Design
235mm (9.25") Schmidt-
Cassegrain
280mm (11") Schmidt-
Cassegrain
356mm (14") Schmidt-
Cassegrain
356mm (14") Schmidt-
Cassegrain
Focal Length
2350mm F/10 2800mm F/10 3910mm F/11 3910mm F/11
Finderscope
6x30 9x50 9x50 9x50
Mount
CGE Pro Computerized
Equatorial
CGE Pro Computerized
Equatorial
CGE
Pro Computerized
Equatorial
CGE Pro Computerized
Equatorial
Eyepiece
25mm Plossl (94x) 40mm Plossl (70x) 40mm Plossl (98x) 40mm Plossl (98x)
Star Diagonal
1.25" 1.25" 2" w/1.25" adapter 2" w/1.25" adapter
Accessory tray
Yes Yes Yes Yes
Tripod
2.75" Stainless Steel 2.75" Stainless Steel 2.75" Stainless Steel 2.75" Stainless Steel
Technical Specs
Highest Useful Magnication
555x 660x 840x 840x
Lowest Useful Magnification
34x 40x 51x 51x
Limiting Stellar Magnitude
14.4 14.7 15.3 15.3
Resolution: Rayleigh
.59 arc seconds .50 arc seconds .39 arc seconds .39 arc seconds
Dawes Limit
.49 arc seconds .42 arc seconds .33 arc seconds .33 arc seconds
Light Gathering Power
1127x unaided eye 1593x unaided eye 2579x unaided eye 2579x unaided eye
Field of View: standard eyepiece
.55º .61º .53º .53º
Linear FOV (@1000 yds)
29 ft. 32 ft. 28 ft. 28 ft.
Optical Coatings - Standard
Starbright XLT Coating Starbright XLT Coating Starbright XLT Coating Starbright XLT Coating
Secondary Mirror Obstruction
3.35" 3.75" 4.5" 4.5"
by Area
13% 12% 10% 10%
by Diameter
36% 34% 32% 32%
Optical tube length
22 inches 24 inches 31 inches 31 inches
Telescope Weight
176 lbs 204 lbs 243lbs 243lbs
CGE Pro Mount
Additional Specifications
Hand Control
Double line, 16 character Liquid Crystal Display; 19 fiber optic backlit LED buttons
Motor: Type
DC Servo motors with encoders, both axes
Max Slew Speed
5.5º/second
Hand Control Ports
RS-232 communication port on hand control
Motor Ports
Aux Port, Autoguide Ports
Tracking Rates
Sidereal, Solar and Lunar
Tracking Modes
EQ North & EQ South
Alignment Procedures
2-Star Align, 1-Star Align, Solar System Align, Quick Align, Last Align
Database
40,000+ objects, 400 user defined programmable objects.
Enhanced information on over 200 objects
Complete Revised NGC Catalog
7,840
Complete Messier Catalog
110
Complete IC Catalog
5,386
Complete Caldwell
109
Abell Galaxies
2,712
Solar System objects
9
Famous Asterisms
20
Selected CCD Imaging Objects
25
Selected SAO Stars
29,500
Total Object Database
45,492