Case with yoked rotating prisms for children.
The set includes: 4 empty children's frame, 2 red and 2 blue.
Plastic frame with nasal anatomical fit for children and adjustable elastic. Central screw for locking and unlocking the prisms. A pair of high quality plastic prisms for each power: 1, 2, 3, 5, 8, 10, 15, 20 PD. The power is cut on the prism's surface near the apex together with tactile notch.
The set includes: 4 empty children's frame, 2 red and 2 blue.
Plastic frame with nasal anatomical fit for children and adjustable elastic. Central screw for locking and unlocking the prisms. A pair of high quality plastic prisms for each power: 1, 2, 3, 5, 8, 10, 15, 20 PD. The power is cut on the prism's surface near the apex together with tactile notch.
