Calculation of Visual Acuity by Landolt Ring.

Keyword

Visual Acuity,Landolt Ring.

Reference

[1]:『照明ハンドブック第2版』(照明学会).

Remarks

・Visual Acuity(VA) by Landolt Ring=1/θ(minute)=1/(2*arctan(ω/2/L)*60).

History

・2009/10/27:Upload.