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Weighing in at 14.3 lbs this 5.5 inch Vixen telescope is an incredible performer. Deep Sky objects are easily visible and Astro-Imagers looking for a fast instrument with clear aperture will be impressed with the NA140 Telescope's performance. The advanced 4-element objective lens, set in two groups, minimizes residual chromatic aberrations. This new NA140SS Telescope has all Japanese made glass optics. With its unique Petzval like correcting lens at the rear, this Neo-Achromatic refractor telescope is specifically designed to provide improved color and a flat field, ideal for astrophotography. Manufactured in Japan. Includes Vixen's new Dual Speed Focuser and FREE Dielectric Coated Diagonal!
- Optical Design:Neo Achromat Refractor 2 Group 4 Element Design
- Aperture: 140mm
- Focal Length: 800mm
- Focal Ratio: f/5.7
- Coating: Multi Coating
- Resolving Power: 0.82 arc sec
- Limiting Magnitude: 12.5
- Light Gathering Power: 400x
- Finder Scope: Optional
- Focuser: Dual Speed
- Adapter Thread: 60mm
- Astrophotography: Prime Focus, Eyepiece Projection & Afocal Imaging
- Visual Back: Compression Ring
- Optical Tube Length: 41” (1040mm)
- Optical Tube Diameter: 5.5” (140mm)
- Optical Tube Weight: 14.3 lb
- Available Accessories: 7x50mm Finder Scope; Flip Mirror Diagonal; Dovetail Plate