$Levenhuk AP 66/400 ED Ra OTA Refractor$

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Levenhuk AP 66/400 ED Ra OTA Refractor

Name: Levenhuk AP 66/400 ED Ra OTA Refractor
Brand: Levenhuk
SKU: LEVENHUK-66400-2
Price: 360.00 USD
Availability: InStock

SKU:

LEVENHUK-66400-2

$360.00

In Stock

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SKU: LEVENHUK-66400-2 Category: Telescopes Brand: Levenhuk

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Specification
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Levenhuk AP 66/400 ED Ra OTA Refractor Specs

Brand	Levenhuk
Full Model Code	Levenhuk Ra 66 ED Doublet Black Anodized Optical Tube Assembly (65838)
Country of Origin	United States / China
Optical Design	Apochromatic Refractor (ED Doublet Core)
Aperture	66 mm (2.6 inches)
Focal Length	400 mm
Focal Ratio	f/6.06
Optical Coatings	Fully Multi-Coated Ultra-Wideband Anti-Reflective Matrix
Glass Material	Extra-Low Dispersion (ED) Optical Glass Element (FPL-53 Equivalent)
Secondary Mirror Obstruction	0 mm (None)
Secondary Mirror Obstruction by Diameter	0%
Secondary Mirror Obstruction by Area	0%
Resolving Power	1.75 Arcseconds (Dawes), 2.09 Arcseconds (Rayleigh)
Limiting Visual Magnitude	11.6
Highest Useful Magnification	132x
Lowest Useful Magnification	10x
Optical Tube Material	CNC-Machined T6061 Aluminum Alloy Structure with Black Anodized Finish
Focuser Style & Mechanism	2.0-inch Dual-Speed Crayford Focuser with 10:1 Micro-Gear Reduction System and 360-Degree Rotation
Mirror Lock Mechanism	No (Integrated Focuser Lock Screw Included)
Optical Tube Dimensions	75 mm x 300 mm (with Retracted Dew Shield)
Optical Tube Weight	1.60 kg (3.53 lbs)
Mount Attachment Type	Integrated Low-Profile L-Shape Mounting Bracket with 1/4-inch Photo Thread and Vixen-Style Profile
Finder Scope Specification	Optional Accessory Slot Configuration
Included Accessories	Aluminum Optical Tube, 2.0-inch Crayford Focuser, 1.25-inch Step-Down Reducer Adapter, Retractable Dew Shield, Heavy-Duty Aluminum Flight Case
Standard Warranty	Lifetime Warranty
Application	Portable high-contrast astrophotography and grab-and-go wide-field observation, utilizing premium ED optics to suppress secondary spectrum aberrations across deep-field tracking sweeps.