periscopic sight

periscopic sight

[‚per·ə′skäp·ik ′sīt]
(ordnance)
Gunsight made in the form of a periscope, permitting a gunner to see over an obstacle.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?