ANSI Z80.21-2010 (R2015) PDF
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Ophthalmics – Instruments – General-Purpose Clinical Visual Acuity Charts
standard by American National Standards Institute, 2010
Description
This standard applies to displays of optotypes for all clinical visual acuity measurement systems thatuse recognition of high-contrast optotypes and that are designed for general use including optotypesprinted on opaque media, those intended for transillumination, electronically generated or projecteddisplays.
Product Details
- Published:
- 2010
- Number of Pages:
- 18
- File Size:
- 1 file , 100 KB
- Note:
- This product is unavailable in Ukraine, Russia, Belarus