2inch 360 Degree Rotating Single-Speed Focuser DIY Full Metal No-rack Manual Focus w/ 1.25inch Adapter for Refractor Telescope |

2inch 360 Degree Rotating Single-Speed Focuser DIY Full Metal No-rack Manual Focus w/ 1.25inch Adapter for Refractor Telescope |

Item: 2inch 360 Degree Rotatable Refractive Focuser

Material: Alluminium Alloy CNC Made

Interface Size: 2inch

Focusing Range: 0-70mm

Focuser External Thread: M94.5x1mm

Internal Thread: Standard SCT Female Thread (2" x 24TPI)

Focus Knob Diameter : 1.57" (40mm)

Microfocus Knob Diameter : 1.02" (26mm)

Size(L*W*H):12.5*9.5*16cm

Focus: Manual Focus

Weight: 900g

Features: Single Speed and 360 Degree Rotating

Adapter: with 2inch to 1.25inch adapter

Millimeter Markings on Focuser Drawtube: Yes

Use: DIY Refractive Astronomical Telescopes

Minimum Focuser Height (with 1.25" Adapter): 3.58" (91.1mm)

Maximum Focuser Height (with 1.25" Adapter): 5.77" (146.6mm)

Minimum Focuser Height (without 1.25" Adapter): 2.75" (70mm)

Maximum Focuser Height (without 1.25" Adapter): 5.37" (136.4mm)

Note: Do not use telescope to directly observe the strong light source such as the sun, otherwise it will cause permanent damage to your eyes!

1. 2inch interface for large caliber refractive caliber;

2. 70mm focusing range;

3. Alluminium alloy body CNC made for long use;

4. 360 Degree rotatable and single speed for focusing;

5. With 2inch to 1.25inch adapter.

1pc 2inch refractive focuser

1pc 2inch to 1.25inch adapter