T2 M42*0.75mm Thread Extension Ring Tube for Astronomy Telescope
Type: Extension Tubes
Model: Astronomical T2 thread Extension Tube
To Fit: Telescope
- 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 internal thread and a T2 external thread for solving spacing problems in astrophotography and eliminates a range of focusing problems.
- Type: Astronomical T2 thread Extension Tube
- Male thread: M42*0.75mm
- Female thread: M42*0.75mm
- Link or extend tube length of the M42*0.75 Products
- Color: Black anodize
- Length: 5mm 10mm 15mm 20mm,30mm,40mm