Telescope Eyepiece Zoom 1 25 7 Continuous 21mm Astronomical Inch 7‑21mm Metal For Sale
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Telescope Eyepiece Zoom 1 25 7 Continuous 21mm Astronomical Inch 7‑21mm Metal :
$99
Feature:
1.Fully multi-coated Premium eyepiece zooms to any focal length between 7 mm and 21mm2.Zoom from low to high power in an instant with this versatile eyepiece3.Compatible with any telescope that accepts 1.25” eyepieces4.6 -Element 4-Group premium optical design5.Comfortable 18mm - 16.3mm eye relief more comfortable, especially for eyeglass wearers
40-57°Field of view
It also gives you a clear and bright angle of view while ensuring you get the magnification you need; Compatible with any telescope that accepts 1.25 inch eyepieces
7mm-21mm linear continuous zoom
Regarding the zoom action; it is stiff enough that you won't accidentally shift focal lengths; but it is also smooth enough that you can rotate it without holding the base of the eyepiece with your other hand
M28.5*0.6 filter thread & High quality optical design
SV135 zoom eyepiece has M28.5*0.6 threads on the bottom very convenient for connecting filter; Works great for photography6-Element 4-Group premium optical with FMC ultra high quality standard coating;It also ensures the transmission of light up to 97% while reducing the loss of light during transmission
18mm - 16.3mm long eye relief distance
Even wearing glasses to give you a relaxing and enjoyable viewing experience; More comfortable observation
Note 1:
This zoom eyepiece just for 1.25 inch telescope; can't match with spotting Scope
