Blue Fireball 1.25" Non-Rotating Helical Focuser with T Thread
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High-precision non-rotating 1.25" helical focuser for guidescopes or finder scopes - an ideal solution for telescopes or finders with sluggish focusing.
Features:
- All metal, durable construction
- Features a 1.25" nosepiece with tapered barrel and a 1.25" eyepiece holder with brass compression ring
- Also features a male M42x0.75 T / T2 thread on the eyepiece end for a more secure attachment of T threaded cameras or accessories
- Continuously variable over the focusing range
- Nosepiece features a standard 1.25" female filter thread (M28.5x0.6)
Specifications:
- Focus range: 10mm (0.39in)
- Optical length: 45mm to 55mm (1.77in to 2.17in)
- Total length: 74mm to 84mm (2.91in to 3.31in)
- Weight: 100 g (3.53 oz)
| Product Banner Type | new |
|---|---|
| Free Shipping Graphic | Free US Shipping |
| Hide Found a better Shipped Price on Frontend? | No |
High-precision non-rotating 1.25" helical focuser for guidescopes or finder scopes - an ideal solution for telescopes or finders with sluggish focusing.
Features:
- All metal, durable construction
- Features a 1.25" nosepiece with tapered barrel and a 1.25" eyepiece holder with brass compression ring
- Also features a male M42x0.75 T / T2 thread on the eyepiece end for a more secure attachment of T threaded cameras or accessories
- Continuously variable over the focusing range
- Nosepiece features a standard 1.25" female filter thread (M28.5x0.6)
Specifications:
- Focus range: 10mm (0.39in)
- Optical length: 45mm to 55mm (1.77in to 2.17in)
- Total length: 74mm to 84mm (2.91in to 3.31in)
- Weight: 100 g (3.53 oz)
| Product Banner Type | new |
|---|---|
| Free Shipping Graphic | Free US Shipping |
| Hide Found a better Shipped Price on Frontend? | No |
Blue Fireball 1.25" Non-Rotating Helical Focuser with T Thread # E-16