Lasers /
David Jefferis ; [illustrated by Rob and Rhoda Burns ... et al.].
- London ; New York : F. Watts, 1986.
- 31 p. : col. ill. ; 23 cm.
- An Easy-read fact book .
- Easy-read fact books. .
Includes index.
Describes the characteristics of lasers, how they work, and their many uses.