Telescope User Manual
Manuals
Brands
Delta Manuals
Telescope
LTL2000S
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DELTA
LTL2000S(Q) Retroreflectometer
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Figure 7. Qd illumination system
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Road marking surface
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Light source
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Diffusing box with whit
e interior finish
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Thin perforated plate
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Aperture into diffusing box
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