Daily Archives:March 20,2020
2020 New SV154 70 Degree Eyepieces
- Mar 20,2020
- svbony
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- Eyepieces
2020 New SWA eyepiece Svbony SV154 70 degree eyepieces for your astronomy telescope. ...
Difference Between APO & Achromatic Lens Under Diffraction Ring
- Mar 20,2020
- svbony
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- Telescope
Test the APO and Achromatic, make sure the difference under diffraction ring, SV305 doublet is quality achromatic lens with SPL-51 ED glass. ...
Home Activities During the Current CoronaVirus Crisis
- Mar 20,2020
- svbony
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- News
How to spend the time during current coronacirus crisis, highly recommend the astronomy observation with Svbony SV503 and SV25 telescopes. ...