Alstar Diagonal Mirror 90 Degree, Telescope Diagonal 1.25 inches with Fixing Eyepiece Thumbscrew, Telescope Accessories for Refracting Telescope Eyepiece Lense for Astronomical Visual Observation
US$7.60
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by www.ulifunke.com
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
US$7.60
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by www.ulifunke.com
Free 30-day returns Details
Product details
| Management number | 231747232 | Release Date | 2026/06/18 | List Price | US$7.60 | Model Number | 231747232 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- Enhanced Viewing Comfort & Optical Performance: Features 90-degree observing angle for comfortable overhead viewing without neck strain; Premium multi-coated lenses maximize light transmission for exceptional clarity; Advanced internal extinction treatment reduces reflections; delivering sharper images with enhanced contrast during astronomical observations
- Universal Compatibility & Secure Mounting: Designed for 1.25 inch refracting telescopes with dual installation options including threaded and barrel mounts; The precision-engineered housing ensures secure eyepiece attachment without surface damage; Compatible with standard 1.25 inch filters through M28.5x0.6mm filter threads for versatile observing configurations
- Precision Engineering & Durable Construction: Built with enhanced aluminum housing for superior light transmittance and long-term durability; Features precise 90-degree deflection angle providing erect images with lateral inversion; The sturdy construction maintains perfect optical alignment while withstanding regular telescope use
- User-Friendly Design & Easy Installation: Quick-install design with fixing eyepiece thumbscrew for safe and efficient accessory mounting; Specifically engineered for refracting telescopes with 1.25 inch fittings; The ergonomic viewing position eliminates uncomfortable bending; making extended observation sessions more enjoyable for astronomers
- Professional Features for Enhanced Observation: Provides vertically erect images with lateral inversion for stable astronomical viewing; Superior optical performance with advanced coatings and professional-grade materials; Ideal for both beginner and experienced astronomers seeking reliable performance in visual observation applications
| ASIN | B074DR3LGC |
|---|---|
| Brand | A ALSTAR |
| Mount | Altazimuth Mount |
| Coating | Multi-Coated |
| Focus Type | Manual Focus |
| Unit Count | 1.0 Count |
| Zoom Ratio | 700 |
| Finderscope | Reflex |
| Item Weight | 3.98 Ounces |
| Manufacturer | Alstar |
| Model Number | SKU_AM_DM1D90AR |
| Power Source | Manual Operation Without Any External Power Source |
| Field Of View | 90 Degrees |
| Compatible Devices | Telescope Eyepieces, Filters |
| Additional Features | 90-degree viewing angle for comfortable observation |
| Objective Lens Diameter | 1.25 |
| Manufacturer Part Number | SKU_AM_DM1D90AR |
| Eye Piece Lens Description | Prism |
Bestseller ranking
Christian
Customers who viewed this product also viewed
Diagonals
Correction of product information
If you notice any omissions or errors in the product information on this page, please use the correction request form below.
Correction Request Form