2″ (50mm), F 700mm, Altazimuth Refractor, 4x 19mm Viewfinder, 3 eyepieces, Star Diagonal, Sunglass; additional options available include Sun Diagonal, Erecting Prism, Barlow Lens
The first featured Model 105 belongs to Sidney Strangmann from the Netherlands.
The second featured model belongs to Ido Oosterveld from Blaricum, Netherlands. It is shown here equipped with a Baader Filter for solar observing.