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5.3.13. PART III INSPECTION CRITERIA
5.3.13.1. IMAGE QUALITY SPECIFICATION:
SEQ # TEST SCREEN ACCEPTANCE CRITERIA
1 Major Dark
Blemish
Two Zone Blue
60
1. No blemish will be darker than Microsoft Blue 60 in the critical
zone
≦2 blemish in the Non-critical zone
No blemish will be ＞ 1/2” long/ diameter
2 Major Light
Blemish
Two Zone Gr ay
10
1. No blemish will be lighter than Microsoft Gray 10 in the critical
zone
2. ≦2 blemishes in the Non-critical zone
3. No blemish will be ＞ 1/2” long/ diameter
3 Eyecatcher Gray 10 No Eyecatcher will be lighter than Microsoft Gray 10
4 Streaks Blue 60
Gray 10
White
No streaks.
5 Projected Images Any screen No adjacent pixels
No bright pixels in Active Area
No unstable pixels in Active Area
≦1 bright pixel in the SOM
≦4 dark pixels
≦6 minor blemishes
No DMD window aperture shadowing on the Active Area
Notes:
1. Projected blemish numbers include the count for the shadow of the artifact in addition to the
artifact itself, so that the count usually represents a single artifact on the window.
2. No blemish shall be more than 5 inches long or have a total area of more than 5 square inches on a
60 inch diagonal projected image. ( <= 1/2 inch for Major Blemish tests )
3. During all Table 1 tests, projected images shall be inspected in accordance with the conditions of
inspection specified in Section 3.
4. The rejection basis for all cosmetic DMD defects (scratches, nicks, particles) will be the projected
image tests referenced in Table 1.
5. Any other image quality issue not specifically defined in this document shall be acceptable.
6. Black screen shall not be used as a basis for rejecting DMD for image quality.
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