Shadow mask for cathode ray tube (crt)
A shadow mask for a Cathode Ray Tube (CRT) facilitates high resolution with enhanced impact resistance and minimized thickness. The shadow mask has an effective screen portion with a plurality of beam passage holes arranged in a predetermined pattern, and a non-holed portion surrounding the effectiv...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A shadow mask for a Cathode Ray Tube (CRT) facilitates high resolution with enhanced impact resistance and minimized thickness. The shadow mask has an effective screen portion with a plurality of beam passage holes arranged in a predetermined pattern, and a non-holed portion surrounding the effective screen portion with no beam passage holes., The vertical pitch of the beam passage holes is in the range of 0.4-0.5 mm, and the thickness of the shadow mask is in the range of 0.15-0.2 mm. |
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