Casio OH-7700G
Image: Mark Bollman, used with permission
The Casio OH-7700G is a graphing calculator with 10 digits precision and formula input logic. It has 50 keys, and an LCD (liquid crystal) display. The power source is 4x2032 3V cell. The calculator was manufactured in Japan. Note: Overhead Projector version for teaching.

Facts at a glance:

Feature Value
Type: Graphing
Keys: 50
Precision: 10
Logic: Formula
Display type: LCD
Display size: 96
Length: 173mm
Width: 81mm
Thickness: 16mm
Weight: 179g
Power Consumption: 0.220W
Power Source: 4x2032 3V cell
Country: Japan
Year introduced: 1991
YearDiscontinued: 1993

See other calculators by Casio