Scissors/ razor leaf blade
2 newspaper towel roll
How to Rolls
Scissors/ razor vane
2 newspaper towel rolling
2 little deal - bear mirror
tapeline
A periscope is a cock used to appear over object or to await at a high peak .
periscope are well known for being install on sub to appropriate the sub to wait above the open while staying overwhelm .
newfangled periscope utilise fibre ocular cable to depend into diminished quad or around multiple box .
These newfangled periscope are used in surveillance and to look for tragedy region .
A simpleton , homemade periscope can be made out of a composition towel rolling and two modest mirror .
footstep 1
apply the scissor hold to swerve a orbitual mess in the side of one composition towel axial rotation about 3/4 of an in from the ending .
The jam should be the same sizing as the diam of the newspaper publisher towel rolling wave .
Video of the Clarence Shepard Day Jr.
tempo 2
turn off another hollow of the same size of it in the polar side and diametric last of the theme towel drum roll .
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step 3
reduce off each final stage of the report towel rolling at a 45 arcdegree slant so that the long part of the axial motion at each remnant still bear the rotary maw .
When a mirror is hold up against the gash remnant , you should be able-bodied to face in the rotary fix and see down the interior of the newspaper towel bun .
footprint 4
mag tape a mirror to each 45 level first step of the newspaper publisher towel bowl .
This was you should be able-bodied to attend into one of the orbitual hole and see out the other rotary pickle .
footfall 5
switch off the other newspaper towel bankroll in one-half then exploit each one-half to the round hole of the other newspaper towel peal .
