Question

ɦʟա ɢʊʏֆ ❤ ......ᴡʜᴀᴛ ɪꜱ ᴘᴇʀɪꜱᴄᴏᴘᴇ.....✌✌✌​

Answer 1

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Periscope is a set of lenses, mirrors or prisms on a tube allowing the viewer to see objected reflected on the other end.

Answer 2

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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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