3D Astronomy 1.25" L-O-A Neutral Eyepiece - 21mm
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- 1.25” eyepiece of 21 mm focal length, 65-degree apparent field of view, and generous 18 mm of eye relief for comfortable observing during long sessions. Fully multicoated.
| Free Shipping Graphic | Free US Shipping |
|---|---|
| Eyepiece Series | L-O-A 3D Eyepiece |
| Focal Length | 21mm |
| Barrel Size | 1.25" (31.7mm) |
| Apparent Field of View (Mfg Specified) | 65° |
| Eye Relief (Designed) | 18mm |
| Filter Threads | Standard 1.25" Filter Thread (M28.5 x 0.6) |
| Coatings | Fully Multi-Coated |
| Lens Elements | 5 |
| Lens Groups | 3 |
| Blackened Lens Edges | Yes |
| Barrel Type | Smooth sided |
| Protective Plastic Storage Container | Yes - Manufacturer Supplied |
| Protective Plastic Storage Container Size | Replacement: Agena 42x60mm |
| End Caps | 2 |
| Rubber Eye Guard | Yes |
| Warranty | 1 year |
| Weight | 3.6 oz |
| Country of Manufacture | USA |
| Hide Found a better Shipped Price on Frontend? | No |
- 1.25” eyepiece of 21 mm focal length, 65-degree apparent field of view, and generous 18 mm of eye relief for comfortable observing during long sessions. Fully multicoated.
| Free Shipping Graphic | Free US Shipping |
|---|---|
| Eyepiece Series | L-O-A 3D Eyepiece |
| Focal Length | 21mm |
| Barrel Size | 1.25" (31.7mm) |
| Apparent Field of View (Mfg Specified) | 65° |
| Eye Relief (Designed) | 18mm |
| Filter Threads | Standard 1.25" Filter Thread (M28.5 x 0.6) |
| Coatings | Fully Multi-Coated |
| Lens Elements | 5 |
| Lens Groups | 3 |
| Blackened Lens Edges | Yes |
| Barrel Type | Smooth sided |
| Protective Plastic Storage Container | Yes - Manufacturer Supplied |
| Protective Plastic Storage Container Size | Replacement: Agena 42x60mm |
| End Caps | 2 |
| Rubber Eye Guard | Yes |
| Warranty | 1 year |
| Weight | 3.6 oz |
| Country of Manufacture | USA |
| Hide Found a better Shipped Price on Frontend? | No |
3D Astronomy 1.25" L-O-A Neutral Eyepiece - 21mm