William Optics Zenithstar 61 II APO with UniGuide guidescope review
William Optics Zenithstar 61 II APO with UniGuide guidescope We could sum up the William Optics Zenithstar 61 II APO refractor as tiny and serious or seriously tiny. It’s a small, portable instrument with a 61mm air-spaced, colour-corrected doublet lens, which definitely packs a punch, especially when used for astrophotography. Advertisement The main tube is white with a black clamping ring and focuser barrel, while a choice of colours – grey, gold or red – is used on the dust cap, dew shield, eyepiece clamp and mounting b...
Source: skyatnightmagazine.com