Feature

●Fully metal construction and anodizing aluminum process;durable for long time use
●Use this extension tube for getting the correct image scale or the exact spacing required for reducers or field flatteners
●T2 interior thread and T2 exterior thread for solving spacing problems in astrophotography and eliminates a range of focusing problems
●Astronomical T2 thread extension tube;male thread:M42x0.75mm;female thread: M42x0.75mm
●Link or extend tube length of the M42*0.75 products;Male thread;M42*0.75mm


Description

extension tubeextension tube

SVBONY Extension Tube Kit

SVBONY extension tube kit provides extra focuser back travel which is often needed for short-range terrestrial viewing or astrophotographic applications.

5mm 10mm 15mm 20mm 4 Pieces Length

The required spacing can be achieved by combining several extenders of differing lengths. You can use 1 piece, 2 pieces, 3 pieces or 4 pieces of the extension rings as you like to meet your different needs.

Main fetures:

SVBONY extension tube kit provides extra focuser viewing through telescope or for astrophotographic applications

Machined and anodized aluminum tube;the inside of the adapter is fully threaded to minimize reflections

Fully metal construction and anodizing aluminum process, durable for long time use

Use this extension tube for getting the correct image scale or the exact spacing required for reducers or field flatteners

The extension tube has a T2 interior thread and a T2 exterior thread for solving spacing problems in astrophotography and eliminates a range of focusing problems

Specification:

Type Astronomical T2 thread Extension Tube
Male thread M42*0.75mm
Female thread M42*0.75mm
Color Black
Net Weight 1.94oz/55g
Length 5mm 10mm 15mm 20mm