| Description | These individual prisms are mounted on a stick to make presentation easier and more sanitary. Prisms are 37 mm square. They are available in increments from 1/2 to 50PD. Plus red square. Now shipping only stainless steel shafts. 4457 xx prism on | Press on Optics can be useful in the treatment of the following:
- Diabetes Mellitus - help while normalizing blood sugar.
- Post cataract surgery - post operative stability.
- Low vision -provide magnification.
- Accommodative esotropia - address
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