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Product details
The SVBONY F9115A Fine Thread 1.25 inch 0.5x Eyepiece Reducing Lens is an accessory designed for telescopes. It reduces the focal ratio by 0.5x to enhance the field of view.
- Product type: Accessories
- Compatibility: Telescopes
- Material: Optical glass
- Key feature: Reduces focal ratio by 0.5x
- Color/Variant: Anodised aluminium
- Focus: 0.5X
- Lens material: Pure optical glass
- Thread interface: M28x0.6 pitch (fine thread)
- Tube size: 1.25 inch
- Total article length (including external thread): 14mm
- Total article length (excluding male thread): 11mm
- Clear aperture: 22mm
- Weight: about 12g
- Fits standard 1.25 inch eyepieces
- Shortens the focal length to increase the field of view
- Reduces the focal ratio of the telescope by 0.5x
- Increases the imaging area
- Optical lenses help transmit more light
- Filters can be fitted and screwed onto the eyepiece or camera at the same time
- Anodised aluminium housing
- Not recommended for very fast telescopes or very wide angle eyepieces