Device for measuring in three dimensions a topographical...

Details Device for measuring in three dimensions a topographical... Device for measuring in three dimensions a topographical...

2003-05-15

2008-11-04

Chowdhury, Tarifur R. (Department: 2886)

Optics: measuring and testing

Shape or surface configuration

Reexamination Certificate

active

07446885

ABSTRACT:
A device for measuring in three dimensions a topographical shape of an object. The device comprises an arrayed confocal imaging system having a confocal topographical mask provided for converting light produced by a light source into an array of small spots. The mask being mounted on a scanning member provided for moving the mask over successive positions over a predetermined distance. The device further comprises a confocal objective provided for mapping at successive object-position-in-focus the array of small spots output at said successive positions. The confocal objective may be mounted at a fixed position within said device.

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