Empty Yoked Rotating Prisms for Adult, each.
Empty frame for VTE yoked prisms adult.
Frame comes with soft shaped sponge rubber on back surface to perform comfortable nose fit and 1 more sponge nose support as replacement (see fig. 2).
Plastic frame with elastic band.
Central screw to lock the prism’s position.
Available in the following NEW colours: blue, green, ice, red, yellow. Pls. specify the colour when ordering.
Without specification, blue is standard colour.
Made of Abs material.
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