SVBONY M42x0.75 Extension Tube Kit Length 5mm 10mm 15mm 20mm
1 | ReviewsKey Features
- Precise Threading
- T2 Thread Compatibility
- Perfect for Image Scaling
- Flexible Extension Options
- Durable Metal Construction
SVBONY M42x0.75 Extension Tube Kit Length 5mm 10mm 15mm 20mm
Use this extension tube for getting the correct image scale or the exact spacing required for reducers or field flatteners.

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 or 3 pieces of the extension rings as you like to meet your different needs.

M42x0.75mm Thread
The male thread and female thread of this M42 extension tube are M42x0.75mm, which can attach any M42X0.75mm telescope camera adapter.

All Metal Construction
Fully metal construction and anodizing aluminum process that makes the M42 extension tube durable and not easy to deform.

SVBONY M42x0.75 Extension Tube Kit Length 5mm 10mm 15mm 20mm
Use this extension tube for getting the correct image scale or the exact spacing required for reducers or field flatteners.

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 or 3 pieces of the extension rings as you like to meet your different needs.

M42x0.75mm Thread
The male thread and female thread of this M42 extension tube are M42x0.75mm, which can attach any M42X0.75mm telescope camera adapter.

All Metal Construction
Fully metal construction and anodizing aluminum process that makes the M42 extension tube durable and not easy to deform.

Customer Reviews
R. ODonnell
Aug 08, 2024
These added just the right extension for my Sony NEX6 on a Celestron Nexstar 127slt telescope to be able to focus the camera. Inexpensive solution to a focusing problem.
| Material | metal |
| Male thread | M42*0.75mm |
| Female thread | M42*0.75mm |
| Color | Black |
| Length | 5mm 10mm 15mm 20mm |
1. All metal construction and anodized aluminum material adapter, durable for a long time use
2. Using this extension tube can adjust the appropriate distance to get a clear image
3. The extension tube has a M42 male thread and a M42 female thread for solving diatance problems in astrophotography and eliminating a range of focusing problems