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Additional Pictures 

 

The Canon LC-1 uses a huge calculator chip 
soldered like a surface mounted device. 
The yellow LC-display is mounted behind
the black plastic hood. Exploring the copper
shielding foil reveals a DC/DC converter.

The later Canon LC-2 uses a conventional 
design with a calculator chip in flat-pack
housing. The LC-display is uses conductive
zebra-stripes and three coin-size batteries
supply the circuit.


If you have additions to the above article please email: joerg@datamath.org.

© Joerg Woerner, February 20, 2003. No reprints without written permission.