EYSDON M48x0.75 Focal Length Extension Tube Kit 5mm 10mm 15mm 20mm For Astronomical Telescope photography T Extending Ring

Product Description:

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 M48 interior thread and a M48 exterior thread for solving spacing problems in astrophotography and eliminates a range of focusing problems.

The required spacing can be achieved by combining several extenders of differing lengths.

Type: Astronomical Telescope M48*0.75 thread Extension Tube

Extension Tube Height: 5mm 10mm 15mm 20mm

Male thread: M48*0.75mm

Female thread: M48*0.75mm

Color: Black

Package Include:

1 x M48 Extension Tube Kit (5/10/15/20mm)

Please Note: This Combi are M48 (48mm) thread caliber, not M42 thread caliber

Note:

Please allow 0-2mm error due to manual measurement. pls make sure you do not mind before you bid.

Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

If you really care about these details, pls DO NOT order.

Why use its？

When you cannot get to the right focal plane for focusing with a camera or eyepiece. This extension tube kit solves this problem. You can use this extender with any camera or eyepiece or with various adapters. The M48 * 0.75 threads on both ends make it extremely versatile.

Use this extender for obtaining the correct image scale or for the exact spacing required for a reducer or field flattener.

You can reach the extension length required by combining several extenders of different lengths.

Except This Combi(5mm 10mm 15mm 20mm)

Tips:

If you need other length extension tube, can find in our store .

we have (3mm/5mm/7mm/10mm/12mm/15mm/20mm/30mm)