Information Displays Idigraf

The Information Displays Idigraf terminal was a dynamic refresh vector graphics terminal introduced in May, 1973 at a price of $7,000.

Features:

• buffered, refresh vector display
• stroke-writing hardware character and vector generators
• 17-inch display
• MOS refresh memory
• two intensity levels
• blink attribute
• two character sizes
• options:
  • multiple monochromatic or color displays
  • 21-inch display
  • light pen
  • direct parallel or serial interface