Customer Login or Sign Up

Log In

Shopping Cart  Your Shopping Cart: 0 Items

You are here: Home > Lea Symbols 2.5% Single Symbol Book Set
Lea Symbols 2.5% Single Symbol Book Set

 

Lea Symbols 2.5% Single Symbol Book Set

The LEA SYMBOLS® 2.5% Single Symbol Book Set is a low contrast tool to measure visual acuity in low-light environments. The testing procedure is identical to measuring visual acuity at high contrast. The 2.5% test is the most practical low contrast test for clinical use. Single optotype line sizes from 20/200 to 20/8 (6/60 to 6/2.4) equivalent. Also provides decimal and logMAR scales for each line size. Includes isolating mask, response key, training cards, and instructions. 13 offset pages for easy flipping. 5" x 5" (12.7 cm x 12.7 cm).

10 feet/3 meters testing distance

Add To Shopping Cart

SKU
Price Qty.
250625 $105.00

 

You may also be interested in these products:

Copyright ©2004 - 2019 Good-Lite Co., All Rights Reserved.