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تلقائي تلقائي تلقائي النجمة تلسكوب تليسكوب النطاق الأخضر متعدد الطبقات مع الطول البؤري الطول البؤري 750 مم كحد أقصى 354 مرة in Kuwait

تلقائي تلقائي تلقائي النجمة تلسكوب تليسكوب النطاق الأخضر متعدد الطبقات مع الطول البؤري الطول البؤري 750 مم كحد أقصى 354 مرة

KWD 1,574.500

ماركة
pcagfaajmh
1 +

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)

منتجات شبيهه


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