Dimensions: 3.75″ x 6.25″ (9.5 cm x 15.9 cm).
Testing distance: 16″/40c
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A French Sloan Letter Pocket Card with line sizes of 20/400 to 20/10 equivalent on one side. The continuous French text is printed on the reverse side with line sizes from 20/80 to 20/16.
Dimensions: 3.75″ x 6.25″ (9.5 cm x 15.9 cm).
Testing distance: 16″/40c
| Brands | Good Lite |
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Large Fixation Disparity Polarized Target vectographic two-dimensional card comes with 2 Fixation Disparity Crosses positioned vertical from one another introducing a new Fixation Disparity Cross design (bottom cross at 20/100 acuity level).
Small Fixation Disparity Polarized Target Vectographic two-dimensional card with 2 Fixation Disparity Crosses positioned vertical to one another to facilitate the comparison of binocular performance when using a lower versus higher spatial frequency or acuity demand.
Sloan Letter charts calibrated to test visual acuity at an intermediate distance of 66 cm (26 in.).
This chart can either be wall mounted or used in an ESV 1200 , ESV 1500 , or a Model A illuminated cabinet.
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