LEA Symbols Low Contrast Translucent 10' Eye Charts for Quantum illuminated Cabinets
LEA Low Contrast Translucent Eye Chart provides an identical measurement of visual acuity at high contrast level; i.e., to measure the smallest size of the optotypes that an individual can recognize.
The 2.5% Contrast Chart (253800 pictured above) is the most practical test in clinical use. LEA Symbols Low Contrast Translucent Eye Charts are also available in the following contrast sensitivity levels: 1.25%, 5%, 10% and 25%.
These 9" x 14" durable plastic eye charts are designed for use only with the Quantum LED Lighted Eye Chart Cabinet to measure visual acuity at a viewing distance of 10 feet.
The 2.5% Contrast Chart (253800 pictured above) is the most practical test in clinical use. LEA Symbols Low Contrast Translucent Eye Charts are also available in the following contrast sensitivity levels: 1.25%, 5%, 10% and 25%.
These 9" x 14" durable plastic eye charts are designed for use only with the Quantum LED Lighted Eye Chart Cabinet to measure visual acuity at a viewing distance of 10 feet.