The SV221 Correct Image diagonal prism is designed to enhance your observation experience with a refractor telescope. Featuring a high-quality aluminum casing, it offers high light transmission and clear viewing.

Features

• Diameter: 1.25 inches (31.75 mm)
• Internal connection: M28.5x0.6 mm thread
• External connection: 1.25 inch (31.75 mm) socket
• Image orientations: upright, non-inverted image
• Angle of deflection: 45°
• Material: plastic and metal

Benefits

The SV221 Correct Image diagonal prism is designed to provide a comfortable and accurate observation experience. Its 90-degree design allows you to avoid leaning forward during observations, and its internal anti-reflective coating ensures clear and bright images.

Compatibility

This diagonal prism is compatible with refractor telescopes and some catadioptric telescopes such as Schmidt-Cassegrain, Maksutov-Cassegrain, etc. It is not designed for use with Newtonian/Dobsonian telescopes or other variants of Newtonian telescopes.