Product Reviews
- Reviews
- Questions

wife's eyepiece
She loves the 60 degree fov
SKU : OR-08921
Product Details
This Expanse 9mm ocular by Orion has a big eye lens and great eye relief (15mm). Eyeglass wearers can view the entire field without removing their glasses. All eyepiece elements are fully coated, with the outer lens multi-coated for additional light transmission. The 1.25" aluminum barrel is threaded for filters and internally blackened to eliminate internal scattering. And its fold-down rubber eyeguard enhances contrast by blocking stray light.
With the Orion Expanse 9mm telescope eyepiece you get a super wide field of view and superior optical performance. And check out the price. You also get a bargain!
Limited Warranty against defects in materials or workmanship for one year from date of purchase.
This item has product number: OR-8921.
specifications
ER | 15mm to 19mm |
Eye Relief | 15mm |
Eyepiece Type | Wide Angle |
Field of View | 66 Degrees |
Focal Length | 9mm |
FoV | 79 Degrees |
Number of Elements | 6 |
Optical Coatings | Fully Multi Coated |
Size | 1.25" |
She loves the 60 degree fov