Eyepiece · MSRP $18
Astro-Tech 4mm 1.25" Value Line Plössl Eyepiece
Key specifications
| Focal length | 4 mm |
|---|---|
| Apparent FOV | 52 ° |
| Barrel size | 1.25" |
| Eye relief | 6 mm |
| Weight | 0.074 kg |
All specifications
| Elements | 4 |
|---|
About
A fully multicoated four-element Plössl at one of the shortest focal lengths available, intended for very high magnification lunar and planetary observing and splitting close doubles. Its short eye relief vignettes the field for eyeglass wearers.
Where to buy
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