ETDRS Visual Acuity Charts

CompanyGood-Lite (Formerly Richmond Products, Inc.)Good-Lite (Formerly Richmond Products, Inc.)Good-Lite (Formerly Richmond Products, Inc.)Good-Lite (Formerly Richmond Products, Inc.)
ItemOriginal Series ETDRS Translucent Distance Charts (13 Feet, 4 Meter)ESV3000 ETDRS Standardized ViewerETDRS Translucent Low Contrast Charts (13 Feet, 4 Meter)LEA Numbers® ETDRS Translucent Distance Chart (13 Feet, 4 Meter)
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DescriptionProportional spaced (geometric progression) line sizes from 20/200 to 20/10 (6/60 to 6/3 equivalent). Standardized format used in National Eye Institute-sponsored studies. Used in clinical studies and low vision evaluations where accurate and The only ETDRS viewing cabinet that self-calibrates ilumination on the chart surface for both photopic (85 cdm2) and mesopic light level testing. The unit utilizes the most advanced self-monitoring LED light source technology, providing uniform and Proportional spaced (geometric progression) line sizes from 20/200 to 20/10 (6/60 to 6/3 equivalent). Measures 24.5"H x 25.5"W (62 cm x 65 cm).LEA Numbers® distance visual acuity test for the ETDRS Illuminator Cabinet. Proportiona; spaced line sizes from 20/200 to 20/8 (6/60 to 6/2.4 equivalent). 24.5" x 35.5" (62 cm x 65 cm).
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Product Number500013 (Chart "R")
500014 (Chart "1")
500015 (Chart "2")		500600 (ESV3000 Kit with Original Series ETDRS Charts)
500601 (ESV Kit with "2000" Series ETDRS Charts
ESV3000 (ETDRS Standardized Viewer only)
500004 (ESV3000 Floor Stand with Casters)
50010 (ESV3000 Glare Lights)
914003 (Rechargeable Battery Pack)		500023 (25%)
500019 (10%)
500020 (5%)
500021 (2.5%)
500022 (1.25&37;)		270200
Chart NumberChart "R"
Chart "1"
Chart "2"		InquireInquireInquire
Testing Distance13 Feet, 4 MeterInquire13 Feet, 4 Meter13 Feet, 4 Meter
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