| 摘要 |
<p>Device for illuminating photosensitive light hardenable material for the manufacture of a perforated mask type color cathode ray tube, wherein this device comprises a laser, a light modulator and a deflector to deflect the modulated pencil of light, the light modulator and the deflector being controlled by a computer so that the luminous intensity received by each point of the screen is substantially constant.</p> |
