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P‐171: Speckle Simulation in Laser Scanning Display System
Author(s) -
Huang Wei,
Li Feng,
Chang Hong,
Xie JianPing,
Ming Hai
Publication year - 2009
Publication title -
sid symposium digest of technical papers
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.351
H-Index - 44
eISSN - 2168-0159
pISSN - 0097-966X
DOI - 10.1889/1.3256680
Subject(s) - speckle pattern , optics , laser , contrast (vision) , laser scanning , speckle noise , materials science , physics
We present a numerical model for image speckle in scanned‐laser displays. The scanning process itself reduces speckle contrast to 0.85 compared to 1.0 for a stationary laser. Reducing screen correlation length to 10 μm from 30 μm reduces speckle contrast from 0.85 to 0.41.