تلقائي تلقائي تلقائي النجمة تلسكوب تليسكوب النطاق الأخضر متعدد الطبقات مع الطول البؤري الطول البؤري 750 مم كحد أقصى 354 مرة
مميزات خاصة
- Accessory tray for convenient storage of accessories
- Fully coated glass optical components with high transmission coatings for enhanced image brightness and clarity
- Erect image optics Ideal for terrestrial and astronomical use
- Slow motion controls for smooth tracking
- Quick and easy notool setup
وصف
Optical design: Newtonian reflection telescope
Aperture: 150 mm (6 inches)
Focal length: 750 mm
Focus ratio: F5
Eyepiece: 20 mm (38 times)
Finder mirror: 6x30
Tripod: 2" height adjustable stainless steel tripod
Maximum effective magnification: 354 times
Minimum effective magnification: 21 times
Limit Star: 13.4
Resolution (Rayleigh limit): 0.93 angular seconds
Resolution (Dow's limit): 0.77 arc seconds
Concentration: 459 times (relative to the human eye)
Secondary mirror occlusion: 44 mm
Secondary mirror blocking ratio (diameter): 30%
Secondary mirror occlusion ratio (area): 8.78%
Tube length: 686 mm
Tube weight: 4.54 kg
Equatorial weight: 7.71 kg
Tripod height: 1118~1626 mm
Tripod weight: 8.16 kg
Heavy hammer: 1 5.4 kg
ude range: 777 degrees
Motor: low COG DC servo motor, dualaxis encoder
Swing speed: 9 speeds, up to 4 degrees / sec
Tracking speed: star speed, sun speed and lunar speed
Tracking mode: Equatorial Mount (Northern Hemisphere), Equatorial Mount (Southern Hemisphere)
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