Refractive Accessories
Showing 241–252 of 430 results
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LEA FLICKER WAND 280000
Read moreClick here to view the pdf catalogue The LEA Flicker Wand is 26.5″ (67.3 cm)Â long with a 20″ (50.8 cm) […]
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LEA GRATINGS
Read moreClick here to view the pdf catalogue LEA GRATINGS are for preferential looking testsituations with infants or children and adultswith […]
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LEA GRATINGS Acuity Test
Read moreClick here to view the pdf catalogue a Resolving/Discrimination Test This test at fullcontrast requires discrimination of the direction of […]
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LEA GRATINGS Low Contrast Test
Read moreClick here to view the pdf catalogue Measurement of contrast sensitivity curve is based on 4 gratings at 2 contrast levels,10%, […]
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LEA MAILBOX GAME
Read moreClick here to view the pdf catalogue Used to assess visual perception of line orientation. Tests two components:1) information for […]
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LEA NUMBERS and Landolt C Pocket-Sized Near Vision Card
Read moreClick here to view the pdf catalogue This easy-to-use visual acuity near visioncard features Landolt C on one side and […]
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LEA NUMBERS Cards, 40M and 60M
Read moreClick here to view the pdf catalogue These five LEA NUMBERS® Cards can be used for presentation as single optotypes […]
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LEA NUMBERS Chart
Read moreClick here to view the pdf catalogue Linear-spaced optotypes in the following size equivalents: 20/63, 20/50, 20/40, 20/32, 20/25, 20/20, […]
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LEA NUMBERS Chart for Vision Rehabilitation (40 inches/1 meter)
Read moreClick here to view the pdf catalogue This low vision test is designed for examining children and adults with severe […]
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LEA NUMBERS ETDRS Translucent Distance Chart (10 feet/3 meters)
Read moreClick here to view the pdf catalogue Proportionally spaced (logMAR) lines; lines range from 20/200 to 20/8 (6/60 to 6/2.4) […]
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LEA NUMBERS ETDRS Translucent Distance Chart (13 feet/4 meters)
Read moreClick here to view the pdf catalogue Proportionally spaced (logMAR) lines; lines range from 20/200 to 20/8 (6/60 to 6/2.4) […]
