CPC A61B 5/0068 (2013.01) [A61B 1/247 (2013.01); A61B 5/0088 (2013.01); A61C 7/002 (2013.01); A61C 9/006 (2013.01); A61C 9/0066 (2013.01); G01B 11/0608 (2013.01); G01B 11/24 (2013.01); G02B 21/0024 (2013.01); G02B 21/0028 (2013.01); G02B 21/367 (2013.01); A61B 5/7246 (2013.01); A61C 19/04 (2013.01)] | 24 Claims |
1. An intraoral scanner, comprising:
a light source to generate light that is to be output onto an object external to the intraoral scanner;
a moveable opto-mechanical module comprising a) integrated projection/imaging optics comprising three to nine lenses and b) an exit pupil, the projection/imaging optics having an optical axis, wherein the three to nine lenses of the projection/imaging optics are entirely integrated into the moveable opto-mechanical module;
an axial actuator coupled to the moveable opto-mechanical module and configured to move the moveable opto-mechanical module comprising an entirety of the projection/imaging optics in the optical axis to achieve a plurality of focus settings, wherein the three to nine lenses maintain fixed positions relative to one another with changes in the plurality of focus settings; and
an image sensor configured to receive reflected light that has been reflected off of the object external to the intraoral scanner for the plurality of focus settings.
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