Given up pursuing the Pentax XW's for Binoviewing.
I have just purchased a Zeiss APO Binoviewer but need to select a GPC to use on my TEC160FL. 1.7, 1.8 or 2.6 .. choices, choices
As for eyepieces I have a pair of Docter 12.5mm so I will see how that combo goes to start with.
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