Baader M48 Extension Tube 40 mm
31.00
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Baader M48 Extension Tube 40 mm
The Baader M48 Extension Tube 40 mm adjusts the optical distance of cameras and accessories with M48 threading. It can also be used as a 2" nosepiece with safety kerfs, combining robustness, light weight and compatibility with the modern M48 standard.
Baader M48 Extension Tube 40 mm
Description
The Baader M48 Extension Tube 40 mm is designed to precisely adjust the optical path length of cameras and accessories with M48 threads.
On the telescope side, it features an internal M48 thread (3.5 mm depth), while the camera/eyepiece side has an external M48 thread (3 mm depth). Its optical path length is 40 mm.
It can also serve as a 2" (50.8 mm) nosepiece with a 36 mm insertion depth and safety kerfs. In this configuration, its optical height is 4 mm.
Made from high-quality aluminum, the adapter provides a clear aperture of 45 mm, an external diameter of 53 mm and a net weight of 0.05 kg.
Built to Baader’s modern 3 mm depth standard (replacing the older 5 mm T-2 standard), it ensures full compatibility with modern astrophotography cameras and accessories.
Technical Specifications
Manufacturer: Baader Planetarium
Model: M48 Extension Tube – 40 mm
Adapter family: M48 System
Optical length: 40 mm (or 4 mm in nosepiece mode)
Adapter type: Extension / 2" Nosepiece
Usage: Adjusting distances for M48 accessories, M48 / 2" nosepiece
Telescope side thread: M48 internal, 3.5 mm depth
Camera/eyepiece side thread: M48 external, 3 mm depth
Nosepiece insertion: 36 mm with safety kerfs
Inner diameter / clear aperture: 45 mm
Outer diameter: 53 mm
Net weight: 0.05 kg
Material: High-quality aluminum
Compatible with: Baader Planetarium and M48 system
Baader M48 Extension Tube 40 mm
Specific References
- UPC
- 2958640
Baader M48 Extension Tube 40 mm
The Baader M48 Extension Tube 40 mm adjusts the optical distance of cameras and accessories with M48 threading. It can also be used as a 2" nosepiece with safety kerfs, combining robustness, light weight and compatibility with the modern M48 standard.