Aristo M800

Aristo M800
Image: Wikimedia CC BY-SA 3.0
The Aristo M800 is a scientific calculator with 11 digits precision and algebraic logic. It has 35 keys, and one of the early LCD (liquid crystal) displays which incorporated a yellow filter. The power source is 3x mercury cell.

Facts at a glance:

Feature Value
Type: Scientific
Keys: 35
Precision: 11
Logic: Algebraic
Display type: YLCD
Power Source: 3x mercury cell
Year introduced: 1975

See other calculators by Aristo