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產品介紹 / PRODUCT
BK P250/1200 OTAW

產品特點

The BK P250/1200 is the largest reflector in the Sky-Watcher Newtonian family. It is a paraboloidal mirror made from Pyrex glass, diffraction-limited secondary mirror support, 2" focuser, one 2" eyepiece, a 2"-1.25" eyepiece adapter, and a 9x50 finderscope. 

 

產品規格

Optical Design: Newtonian (Parabolic) 

Optical Diameter: 254mm 

Focal Length :1200mm 

F/Ratio :F/4.7 

Secondary Mirror Diameter: 58mm 

Highest Practical Power :508x 

Faintest Steller Magnitude: 14.7 

Finder Scope :8X50 

Focuser Diameter: 2" with 1.25 adapter 

Eyepieces: 2"-28mm 

Tube Weight: 12 Kgs 

Tube Dimensions: 28.8cm x 112cm 

Shipping Weight :20 kg 

Shipping Dimensions: 127x45x56 cm3
 

 

簡介

Product Features

The BK P250/1200 is the largest reflector in the Sky-Watcher Newtonian family. It is a paraboloidal mirror made from Pyrex glass, diffraction-limited secondary mirror support, 2" focuser, one 2" eyepiece, a 2"-1.25" eyepiece adapter, and a 9x50 finderscope. 
 


Specifications

Optical Design: Newtonian (Parabolic) 


Optical Diameter: 254mm 

Focal Length :1200mm 

F/Ratio :F/4.7 

Secondary Mirror Diameter: 58mm 

Highest Practical Power :508x 

Faintest Steller Magnitude: 14.7 

Finder Scope :8X50 

Focuser Diameter: 2" with 1.25 adapter 

Eyepieces: 2"-28mm 

Tube Weight: 12 Kgs 

Tube Dimensions: 28.8cm x 112cm 

Shipping Weight :20 kg 

Shipping Dimensions: 127x45x56 cm3
 

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