ETDRS Charts
Standardized Visual Acuity Testing for Clinical Research
Precision Vision ETDRS charts are the industry standard for visual acuity assessment in ophthalmology research and clinical trials. Built around standardized logMAR methodology, our charts help reduce variability while supporting consistent visual function measurement across sites, investigators, and testing environments.
Browse the full ETDRS catalog below — high-contrast and low-contrast options, illuminator cabinets, and clinical trial kits.
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Replacement Bulbs (Set) for Original ETDRS®Illuminator Cabinet
Sale priceFrom $92.00
Revised Series Sloan Letter ETDRS®
Sale price$69.75
Original Series Sloan Letter ETDRS®
Sale price$69.75
Calibrated Dual-Range Light Meter (Lux and Foot-Candles)
Sale price$199.50
5 Leg Caster Base
Sale priceFrom $364.25
ETDRS® Original Illuminator Cabinet with LED Bulbs
Sale price$1,550.00
Sloan Revised Low-Contrast Chart for Large Illuminator Cabinet
Sale price$98.25
Sloan ETDRS® Format Near Vision Chart (Scrambled)
Sale priceFrom $30.75
Sloan ETDRS® Near & Intermediate Vision
Sale price$37.00
Large LED ETDRS® Illuminator Cabinet
Sale priceFrom $1,895.00
Tumbling E Series ETDRS®
Sale price$69.75
SLOAN Letter Flip Book
Sale price$269.00
SLOAN Distance High Contrast Fold Eye Chart
Sale price$60.75
Large mesopic Filter for 2425 ETDRS® Illuminator Cabinet
Sale price$79.95
3 Meter ETDRS® Folding Chart with Islands with Sloan, HOTV or PV Numbers
Sale priceFrom $60.75
Sloan Distance High Contrast Acuity Folding Chart
Sale priceFrom $60.75
Lighthouse ETDRS® Chart R LH 9142
Sale price$69.75
Lighthouse ETDRS® Chart 1
Sale price$69.75
Patti Pics 13 Line Pediatric Vision Chart
Sale priceFrom $19.25
SLOAN Logarithmic Visual Acuity Charts 1 and 2ETDRS® 2000 Series
Sale price$23.00
Patti Pics™ Series ETDRS®
Sale priceFrom $65.00
Lighthouse Series ETDRS® (Chart 1)
Sale price$69.75
SLOAN Vision Card
Sale price$96.00
Near Point Acuity Illuminated Flip Chart
Sale price$34.50
Sloan 4 Meter ETDRS® Folding Chart with Islands
Sale price$83.75
Near Vision Card
Sale price$65.00
Patti pics 13 lines Translucent Chart
Sale price$23.00
Lighthouse Series ETDRS® (Chart 3)
Sale price$69.75
Lighthouse ETDRS® Chart 2 LH 9143 (2112)
Sale price$69.75
PV Numbers Series ETDRS® Chart With Islands (4 Meter)
Sale priceFrom $69.75
Tumbling "E" 4 Meter ETDRS® Folding Chart
Sale price$84.00
Landolt C Series ETDRS®
Sale price$69.75
PV Numbers Series ETDRS®
Sale price$69.75
HOTV Series ETDRS®
Sale price$69.75
Diffuser Panel (for the 2425 ETDRS® Cabinet)
Sale price$51.75
PVVAT Software (Computer Not Included)
Sale price$1,750.00
Lighthouse Series ETDRS® (Set of 3)
Sale price$209.25
4 Meter Vision Test with PV Numbers Optotypes
Sale price$23.00
PVVAT System with PC Monitor
Sale price$2,475.00
Rabin Contrast Sensitivity Test
Sale price$230.00
European Wide Series ETDRS® (Set of 3)
Sale price$224.25
European Wide Series ETDRS® (Chart 2)
Sale price$74.75
Deluxe Comfort Clinical Trial Frame
Sale price$235.00
8 Directional Landolt “C” testing at 4 Meters (13ft)
Sale price$65.00
Lighthouse ETDRS® Numbers Chart LH 9243
Sale priceFrom $69.75
3 Meter 2 Sided ETDRS® Folding Chart
Sale price$83.00
Patti Pics™ Folding Eye Chart
Sale priceFrom $68.00