This chart will help you determine which magnification is best for you.  Each line

Is an example of newsprint magnified at the given power.  Read this chart at a

Distance of 10 to 15 inches.

Reading 10X40D

Requires   8X/32D

Adequate        6X/24D

Lighting and       5X/20D

Magnification.          4X/16D
A magnifier should             3X/12D

Allow you to read your mail.                  2X/8D

 

This print is similar to small headlines.                               1.5X/6D

 

Congratulations!  You are now reading small print.