Telescopes

Monthly Archives: November 2019


Review of TS APO65Q f/6.5 Quadruplet Astrograph

I have recently tested a TS APO65Q 65mm Flatfield Astrograph, thanks to Zoltan at 365 Astronomy.  I’ve previously had a little experience of a Doublet Refractor (Achromatic) of a similar size, but was interested to test this Scope as it is built with 4 elements, being a Triplet Apochromatic Refractor with a built in Field Flattener which makes it a Quadruplet.… Read more »