资讯

Hackaday7 年
Retro Rear-Projection Numeric Display Gets A Teardown
Among those was an extremely unusual device, a rear-projection display with an array ... the letter or number is projected on the screen at the front of the unit. It has the advantage of ...
Hackaday7 年
rear projection
Among those was an extremely unusual device, a rear-projection display with an array ... the letter or number is projected on the screen at the front of the unit. It has the advantage of ...