See Reading Glasses.

Glasses which are mainly used for help with close work. Entire lens area magnifies for ease in seeing at near point.  Since readers can be purchased in a variety of professional and retail settings, some consumers use this as a “band-aid” for regular eye exams.   Don't forget to see your eyecare professional for a true assessment of your visual health and sight needs

Equipment capable of enlarging micro images to a size that can be read with the naked eye. The images are projected on a ground-glass screen.

Cards marked for cheating. See chapter Marked Cards.

Cards that have codes in the corner (e.g., "K" for a "king") of the card face so that they can be identified by anyone who can read.

The total number of people who see and read a publication, including primary readers (those that purchase the issue) and secondary readers (those who have access to an issue but do not pay for it).