LEA Symbols Low Contrast Flipchart, Mixed Order. 10 meters. Mixed order LEA Symbols low contrast handheld flip chart.
Test includes a table for conversion to Snellen equivalent VA values, a response key, training cards, recording forms and instructions.
6 pages, 8.25 cm x 22.9 cm
Standard reading test card (English) for testing at 40 cm Size increments: 0.1 log units 13.5 x 20.6 cm
LEA Symbols Single Presentation Flash Cards. Includes response key, training cards, and instructions. 30 cards per set. 10 cm x 12.7 cm to 12.7 cm. Testing distance: 3m/10ft.
LEA symbols. 13 Line numbers translucent distance vision chart. Compare to: “Snellen” Charts. 9″ x 14″ (23 x 35.5 cm) All 23 x 35.5 cm charts can be wall-mounted and fit the small illuminator cabinet (product no: 93090).
The ESC2000 Illuminator Cabinet provides a uniform retro-illuminated testing surface, ideal for clinical testing of high Contrast and low Contrast LogMAR tests, including ETDRS,, LEA SYMBOLS®, LEA NUMBERS®, E and C Charts, etc. The cabinet utilizes a pure-white LED light … Continued