In a preferred embodiment, the nature of this product is an optical trial frame suitable for retinoscopy or refraction tests on the eye.
In a preferred embodiment, the nature of this product is an optical trial frame suitable for retinoscopy or refraction tests on the eye.
| Number | Date | Country | Kind |
|---|---|---|---|
| 002907063-0001 | Dec 2015 | EM | regional |
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| 06007300 | Jan 1994 | JP |
| 2009112400 | May 2009 | JP |
| Entry |
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