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Tag Archives :APO telescope

The Latest Reviews for SV550 122 APO

The biggest attraction of the SV550 122MM is its large diameter of 122mm, which is the upper limit for an easily operable refractor. With this aperture, you will never feel that it is not enough for a refractor. The F-value "7" is versatile, suitable for both visual and photographic purposes. You will be able to use it for various purposes without any complaints.  ...

Read more  SV550 122MM,  APO telescope