2-Inch Telescope Extension Tube
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This 2-inch telescope eyepiece extension tube adapter provides an additional 50mm of optical path length, making it a practical accessory for astrophotographers who need to achieve precise focus with cameras or imaging equipment. With an overall length of 85mm, it fits standard 2-inch focusers and is designed to bridge the gap between telescope and imaging device. It is a straightforward, functional tool that addresses a common focusing challenge in astrophotography setups.
Key Features & Specs
| Barrel Size | Standard 2-inch (50.8mm) barrel compatible with most 2-inch focusers |
|---|---|
| Optical Length | 50mm usable optical path extension |
| Total Length | 85mm overall physical length |
| Application | Designed for astrophotographic use, helping cameras reach correct focus distance |
| Compatibility | Works with 2-inch focuser-equipped telescopes and standard 2-inch accessories |
| Material | Machined metal construction for stability and durability during imaging sessions |
| Design | Tube-style adapter that threads or slides into focuser without additional tools |
Best for: Amateur and intermediate astrophotographers who use a 2-inch focuser telescope and need to extend the optical path to achieve proper camera focus during deep-sky or planetary imaging sessions.