DIY Self-Made Refracting Telescope 70Mm Focus Holder Focusing Seat Matching 75Pvc For 75mm Outer Diameter Mirror Tube


Specification

short focusing base:

Specification: 70mm short barrel focusing seat

Outer diameter: 69.4mm

Focus range: 0-45mm

Adaptive focal length: less than 500mm

Weight: 120g

Interface size :1.25 inches (31.75mm)

Material :ABS+ metal

Note: Suitable for refracting telescope focusing, matching 75PVC pipe





long focusing base:

Specification: 70mm long barrel focusing seat

Outer diameter: 69.4mm

Focusing range: 0-127mm

Adaptive focal length: less than 600mm

Weight: 140g

Interface size :1.25 inches (31.75mm)

Material :ABS+ metal

Note: Suitable for refracting telescope focusing, matching 75PVC pipe

60mm Refractor Astronomical Telescope Focuser
Focusing Length 0-44.5mm / 0-127mm
Item Material: ABS+ Metal

Focusing Length 0-44.5mm Focuser will fit the Objective lens below the focal length of 500mm,

Focusing Length 0-127mm Focuser will fit the Objective lens above the focal length of 600mm.

The Telescope Focuser is with steel teeth in steel shaft.


Package Included:

1pc