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Tag Archives :lens

Difference Between APO & Achromatic Lens Under Diffraction Ring

Test the APO and Achromatic, make sure the difference under diffraction ring, SV305 doublet is quality achromatic lens with SPL-51 ED glass.  ...

Read more  SV503 Doublet,  APO,  SPL-51,  Achromatic Lens

Can I Add C-lens to SV105 / SV305?

How to use the SV305 camera? Can I use the C-lens with SV105 camera? come and read this blog. hope helps.  ...

Read more  SV305 Camera,  SV305 with c-lens,  SV105,  SV305 with extension tube

How to clean your eyepiece?

Don’t rush to suspect that there is something wrong with your device, maybe your eyepiece just needs to be cleaned.  ...

Read more  eyepiece,  cleanning,  lens