Tele Vue Optics 2” Eyepiece Barrel Extension

Tele Vue Optics 2” Eyepiece Barrel Extension:

Enhancing Your Viewing Experience

Key Features:

1. Backfocus Distance Increase: The 2" Eyepiece Barrel Extender (EBX-2120) is designed to extend the backfocus distance, providing improved versatility for your telescope setup.

2. Filter Mounting Capability: This extender offers a convenient mounting location for 2" (48mm) eyepiece filters, enhancing your observational possibilities.

3. Parfocalization Aid: Assists in making eyepiece sets parfocal, streamlining the viewing process by reducing the need for frequent focus adjustments.

4. Compatibility with Ethos Models: The extender can be used with Ethos models that have dual 2" / 1¼" barrels, expanding the utility of these eyepieces.

5. Enhances Nagler Type-4 Eyepieces: Specifically, the EBX-2120 makes the 12mm Nagler Type-4 eyepiece approximately parfocal with the 17mm and 22mm Nagler Type-4 eyepieces when used in a Tele Vue 2" diagonal.

6. Optimized for 55mm Plössl: The extender is particularly beneficial for the 55mm Plössl eyepiece, making it approximately parfocal with the 27mm Panoptic eyepiece.

7. Extended Focusing Range: Addresses the need for extra focuser travel, especially relevant for eyepieces like the 55mm Plössl with a field stop located near the barrel's bottom.

8. Quality Construction: As with all Tele Vue products, the barrel extender is made with high-quality materials and craftsmanship, ensuring durability and reliable performance.

9. Easy Installation: Designed for straightforward attachment, enhancing the usability of your eyepieces without complicated setup procedures.

10. Versatile Accessory for Observers: An essential tool for amateur astronomers and professionals alike, offering enhanced flexibility and convenience in various observational settings.