Ophthalmic Clinical Research, Clinical Trial Items
SKU : 7030
Black Out Filter for Trial Lens Frame
SKU : 7030
Black Out Filter for Trial Lens Frame
Black Out Filter for Trial Lens Frame
| Brands | Precision Vision |
|---|
| Dimensions | 3 × 2.25 × 0.25 in |
|---|
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The trans-illuminated versions are identical to the original “Gold Standard” Pelli-Robson Contrast Sensitivity Charts. These charts cover ¾ of the original contrast range and are manufactured to the same true log steps and use the same letters and letter sizes as the originals.
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Contrast Sensitivity, Distance Charts, Ophthalmic Clinical Research, Pelli Robson chart
Pelli Robson Contrast Sensitivity Chart Set of 2
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Features Traditional Sloan Optotypes. For use at 100 cm (1m). Includes two charts which may be wall or easel mounted and score sheets.
Acuity Level 40M (20/320) at 1 Meter.
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