LEA SYMBOLS® Proportional Distance Chart
Sloan Letter Proportionally Spaced Distance Chart
HOTV Crowded Distance Chart
LEA NUMBERS® Proportional Spaced Distance Chart
Sloan Letter Reversed Distance Chart
Sloan Letter Linear-spaced Distance Chart
Tumbling E Wide-spaced Distance Chart
LEA NUMBERS® Proportional Spaced Distance Charts
Sloan Letter Proportionally Spaced Distance Charts
Tumbling E Linear-spaced Distance Chart
Combination Sloan Letter & Astigmatic Wheel Chart