Skywatcher N 250/1200 PDS Explorer BD OTA

Skywatcher N 250/1200 PDS Explorer BD OTA - Image 3

Skywatcher N 250/1200 PDS Explorer BD OTA

Name: Skywatcher N 250/1200 PDS Explorer BD OTA
Brand: Skywatcher
SKU: SKYWATCHER-EXPLORER2501200
Price: 437.00 USD
Availability: InStock

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SKYWATCHER-EXPLORER2501200

$437.00

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SKU: SKYWATCHER-EXPLORER2501200 Category: Telescopes Brand: Skywatcher

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Specification
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Skywatcher N 250/1200 PDS Explorer BD OTA Specs

Brand	Sky-Watcher
Full Model Code	Sky-Watcher Explorer-250PDS Dual-Speed Parabolic Newtonian Optical Tube Assembly
Country of Origin	China (Manufactured)
Optical Design	Newtonian Reflector (Parabolic Primary Mirror Layout with Planar Secondary Mirror)
Aperture	250 mm (9.84 inches)
Focal Length	1200 mm
Focal Ratio	f/4.8
Optical Coatings	Aluminized Mirror Coating Surface Matrix with Protective Silicon Dioxide Overcoat Shield
Glass Material	Premium Optical Borosilicate Glass Substrate optimizing mirror geometry during temperature transitions
Secondary Mirror Obstruction	58 mm
Secondary Mirror Obstruction by Diameter	23.20%
Secondary Mirror Obstruction by Area	5.38%
Resolving Power	0.46 Arcseconds (Dawes), 0.55 Arcseconds (Rayleigh)
Limiting Visual Magnitude	14.5
Highest Useful Magnification	500x
Lowest Useful Magnification	36x
Optical Tube Material	Roll-Formed Sheet Steel Optical Tube Cylinder Finished in Metallic Black Diamond Powder Coat
Focuser Style & Mechanism	2-inch Dual-Speed Crayford Focuser Assembly featuring 10:1 Micro-Focus Reduction Gear Drive
Mirror Lock Mechanism	No (Equipped with standard manual spring-tensioned cell adjustment bolts)
Optical Tube Dimensions	290 mm x 1140 mm
Optical Tube Weight	14.50 kg (31.97 lbs)
Mount Attachment Type	Cast Aluminum Support Tube Rings bolted onto a standard medium Vixen-style or wide Losmandy-style dovetail interface runner
Finder Scope Specification	9x50 Optical Straight-Through Finder Scope Kit Complete with O-Ring Alignment Bracket
Included Accessories	250mm PDS Parabolic Newtonian OTA, Tube Rings, Losmandy/Vixen Cross-Compatible Dovetail Bar, 9x50 Finder Scope, 28mm 2-inch Eyepiece
Standard Warranty	2-Year Limited Warranty
Application	Custom configurations on heavy-duty mount platforms, delivering a high-aperture, 10:1 dual-speed focusing system built for intensive deep-sky imaging and high-resolution tracking layouts.