Question

what is a
periscope?
write the name of its component​

Answer 1

Answer:

Periscope is an optical instrument which uses a system of prisms, lenses, or mirrors to reflect images through a tube. ... The essential parts of a periscope are a tube, prisms, lenses, mirrors, and an eyepiece. The image is received in one mirror is reflected through the tube to a mirror visible to the viewer.

Answer 2

A periscope is an instrument for observation over, around or through an object, obstacle or condition that prevents direct line-of-sight observation from an observer's current position. In its simplest form, it consists of an outer case with mirrors at each end set parallel to each other at a 45° angle.

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