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Your cart is empty.Product Description
Zoom Eyepiece;
7mm-21mm linear continuous zoom; give you more flexibility with out changing eyepieces;Very easy to use and very smooth operation.
2X Barlow Lens
doubles the magnification of any 1.25 inch eyepiece;double the capacity of an existing set eyepieces at the cost of a single eyepiece
FMC glass
Gets high quality observation without additional chromatic aberration;make image more crisp and sharp
M42x0.75mm thread
work as a t adapter;connect DSLR or SLR camera to telescope easily via a separate sale t ring adapter
Fits 1.25 inch eyepiece
Doubles the magnification of any 1.25'' eyepiece.
It's easy to use;simply insert the eyepiece into Barlow lens;then insert the Barlow lens into the scope.
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
18mm - 16.3mm long eye relief distance
Even wearing glasses to give you a relaxing and enjoyable viewing experience;More comfortable observation
40-57°Field of view
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
Note:This zoom eyepiece just for 1.25 inch telescope; can't match with spotting Scope
Barlow lens’ role is not just to improve the image quality;it's also play an important role of viewing comfortable.
Package Includes:
- 1X SVBONY 2X Barlow Lens
- 2X Dust Cove
- 1× SVBONY SV135 7-21mm 1.25 inch Eyepiece
- 1× Lens Covers (Objective and Eyepiece)
- 1× Lens Cleaning Cloth