The film used looses it's colour over time, fading to
magenta, but the images still remain clear.
The product didn't catch on and relatively few films
were made for it. Subjects were mostly places in Japan, Locomotives, a Golf
Instruction roll, a set of five reels of Expo '70 and nudes.
Some films came with a print giving more details of
the pictures, both in English and Japanese.
click here to see an example
The viewer cost 1,200yen and the films were 800yen.
Gakken Co. Ltd was formed in 1946 and is still going
strong to this day, although more commonly associated with educational