Canon LE-85

Date of introduction:  1974 Display technology:  LED-stick
New price:  $39.95 (1975) Display size:  8
Size:  6.1" x 2.9" x 1.0"
 154 x 74 x 25 mm3
Weight:  5.2 ounces, 147 grams Serial No:  501587
Batteries:  4*AA Alkaline Date of manufacture:  
AC-Adapter:    Origin of manufacture:  Taiwan
Precision:  8  Integrated circuits:  TMS0807
Program steps:   Courtesy of:  Joerg Woerner

LE-85_PCB.jpg (48487 Byte)The Canon LE-85 uses the TMS0807 calculator chip instead of the TMS0101 used in the earlier LE-83.

From the technology the LE-85 is similar to the Exactra-19 introduced by TI same time.

LE-85_DISP.jpg (22044 Byte)The
LE-85 and its sibling LE-84 were the last pocket calculators in Canonís line using the red LED display. The display of the pictured calculator was supplied by Rohm of Japan and looks somewhat different to the known LED-sticks.

The next calculator generation introduced with the LD-80 the green VF-Display (Vacuum Fluorescent). Main advantage of this technology was that time both lower power consumption and cheaper purchase price.

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© Joerg Woerner, April 5, 2004. No reprints without written permission.