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High quality erecting prism with silver anodized plate, the complete housing is made by 6061T Aluminium by CNC.
This 1.25" 90 deg. erecting prism will very useful for daytime observations.
- Image erecting BAK4 prism with anti-reflection coating.
- High accuracy and high light transmission prism.
- 1.25” barrel for any 1.25” eyepieces.
- Internally matte blackened and threaded for no internal stray light reflection.
- Entirely aluminum, silver anodized.
- For RedCat and SpaceCat 51 only. Not compatible with RedCat 71.