Simon Lake is attributed with the invention of the Periscope in 1902. However, Sir Howard Grub is known for perfecting this design.
Johannes Gutenberg invented a type of periscope in the 1430s. However, the type of naval periscope used today was invented by Hippolyte Marié-Davy in 1854.
No. Though periscopes may be binocular
periscopes are used for submarines and war tanks
You would use periscopes for spying or looking above a persons head
No, periscopes allow you to observe objects while you are hidden.
Periscopes are devices that use mirrors to allow people to view past obstacles. Submarines commonly use periscopes to see above the water without having to surface.
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Big ships such as Navy's have periscopes and submarines have it too. If it is high for you to see you will use an periscopes.
It could be said that submarine crews use periscopes, and that is probably the most common use of these devices.
Camreras,periscopes
the lydians
People who would find periscopes useful are those who would wish to spy on other people.:-)
Control room, submarines