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LEA NUMBERS® ETDRS-Style Translucent Chart

Adult LEA NUMBERS® chart for ETDRS Illuminated light boxes. Fits all existing ETDRS cabinets including both the ESV3000 and ESC2000.LEA NUMBERS® ETDRS-style chart contains optotypes in proportionally spaced (logMAR) lines; lines range from 20/200 to 20/8 (6/60 to 6/2.4) equivalent, 0.10...

LEA NUMBERS® 12-Line Translucent Distance Chart

Proportionally spaced (logMAR); line sizes range from 20/100 to 20/8 (6/30 to 6/2.4) equivalent, 0.20 to 2.50. This chart can either be wall mounted or used in ab ESV1200 or Model A+ illuminated cabinet.13 feet/4 meters testing distance

LEA NUMBERS® 13-Line Translucent Distance Chart

Proportionally spaced (logMAR); line sizes range from 20/125 to 20/8 (6/38 to 6/2.4) equivalent, 0.16 to 2.50. This chart can either be wall mounted or used in an ESV1200 or Model A+ illuminated cabinet.10 feet/3 meters testing distance

LEA NUMBERS® 15-Line Distance Chart

This test is designed for vision screening at schools and assessment of vision of children with special needs beginning with age of 5 years. Proportionally spaced (logMAR); line sizes range from 20/200 to 20/8 (6/60 to 6/2.4) equivalent, 0.10 to 2.50. Has hole for hanging on the wall. 18...

LEA NUMBERS® Pocket-Sized Near Card

This test is designed for testing patients’ visual acuity during rounds and in similar situations with a need for quick testing. The test has proportionally spaced (logMAR) lines on one side and tightly crowded lines (50% spacing) on the reverse side Line sizes from 20/400 to 20/10 (6/120...

LEA NUMBERS® Near Vision Card

Designed to measure visual acuity with a standard line test and with three tighter spaced tests; 50%, 25% and 12.5%, which often reveal difficulties in seeing tightly crowded details. Line sizes range from 20/400 to 20/10 (6/120 to 6/3) equivalent, 0.05 to 2.00. Card measures 8" x 10" (20...

LEA NUMBERS® Low Contrast Test, 10M

Now it's easy to measure, record and detect changes in the transfer of visual information when the change only affects visual acuity at low contrast levels. Chart presents numbers at the following contrast levels: black, 25%, 10%, 5%, 2.5%, and 1.25%. Pages are offset for easy flipping....

LEA NUMBERS® 15-Line Translucent ETDRS-Style Distance Chart for ESV3000 Cabinet

LEA NUMBERS® ETDRS distance chart with proportionally spaced (logMAR); line sizes range from 20/200 to 20/8 (6/60 to 6/2.4) equivalent, 0.10 to 2.50.Available in three different versions of mixed/scrambled order when repetitive testing is involved. These charts fit ESV3000 Standardized...

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Panel 16 Quantitative Color Vision Test - Double Set

The Panel 16 Color Vision Test includes two sets of 16 test caps and 17 restriction rings with one of the caps being a "pilot". The diameter of the stimulus area is 1.3" (3.3 cm), and can be reduced by using dark gray restriction rings with an opening of 0.47" (1.2 cm) in diameter.Acrylic...

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