Designs For Vision offers an extensive range of trial lenses and frames, including the original Oculus Universal trial frames.
Oculus 42500 – Universal Trial Frame.
Made from light-weight metal/plastic for 5 pairs of lenses with seperate right and left adjustment of PD (46 – 80mm). Height and inclination adjustable nose piece; side length and angle adjustment. For trial lenses with overall diamenet 38mm.