The Vixen' s NEW AX103S, f/8.0 Refractor features a three element objective lens, incorporating a central ED lens. This reduces chromatic aberration and yields high contrast images. The rear Field Corrector Lens, helps to deliver sharp images to the edges of the field of view.
"Precision Multi-Coating" applied to the lenses, assures high light transmission. Astronomy Magazine states "Its superb optics allow high magnification views". Read the full Review.
The built in Dual Speed Focuser enables coarse and fine focus adjustments. Sky at Night Magazine states: "With its excellent build quality and rich feature set, we thoroughly recommend this system if you’re looking to upgrade from your current setup". Read the full review.
Manufactured in Japan; Dimensions: 103mm x 825mm/ 4 x 32.4 in. Dovetail not included.
Features
- Objective Lens: 4 in (103mm), Precsion Multi-Coating
- Focal Length: 825mm f/8.0
- Resolving Power, limiting Magnitude: 1.13 arc sec., 11.8
- Light Gathering Power: 217x
- Adapter Thread/Visual Back: 60mm, 42mm for T-Ring / 50.8mm
- Tube rings
- Dual Speed Focuser
- Tube weight: 10.1 lbs (4.6kg)
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 AX103S Chromatic Aberration & Spot Diagram |

AX103 Light Path Diagram |
AX103S Accessories
Focal Reducer #37228
Focal Reducer Instructions Here Use with Extension Tube
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Extension Tube #2957
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$299
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$9.95
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