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Astronomical Telescope Eyepiece 90 Degree Diagonal Erecting Prism 1.25IN
$ 8.87
- Description
- Size Guide
Description
You can see the image upside down but left-right correct with 90 degree erecting prism while upright with 45 degree prism. Justsimply insert the erecting prism into 1.25'' focuser and enjoy the nature far away: see the birds, deer at the edge of the forest, the summit cross on a mountain or a cruise ship far away on the sea……
Feature:
Fit for 1.25'' focuser stand and eyepiece.
Multi-coated BK-7 prism for superior image fidelity and clearity.
90 degree erecting prism images upside down but left-right corrected, and 45-degree images uprightly.
Work well with refractor, Cassegrain and catadioptric telescope but not recommended for reflector telescope.
With dust cover to keep the lens for crisp viewing and long time service.
Specification:
Angle: 45° / 90° (optional)
Material: Plastic + Metal
Size: 1.25inch
Weight: 74-88g / 2.6-3.1oz
Package weight: 92-106g / 3.2-3.7oz
Package size: 10.5 * 7 * 5cm / 4.1 *2.7 *1.9in
Package list:
1 * Erecting Prism
Y10007-90