Focus-adjustable optical assembly
AssigneeEdison Opto Corporation
InventorTSUNG-TING SUN
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Abstract
A focus-adjustable optical assembly installed in at least one projecting path of at least one light beam is disclosed in the present invention. The focus-adjustable optical assembly comprises a lens fixing disk and a plurality of lenses. The lens fixing disk is made of a light-transmissible material, and formed with a plurality of lens assembling passages. The lenses are rotatably and threadedly assembled to the lens assembling passages along at least one focus-adjustment direction. At least one focusing position of the light beam is adjusted when rotatably adjusting at least one of the lenses with respect to the lens assembling passages.
Claims10
A focus-adjustable optical assembly, installed in at least one projecting path of at least one light beam, and comprising:
- a lens fixing disk made of a light-transmissible material, and formed with a plurality of lens assembling passages;
- and
- a plurality of lenses rotatably and threadedly assembled to the lens assembling passages along at least one focus-adjustment direction;
- wherein at least one focusing position of the light beam is adjusted when rotatably adjusting at least one of the lenses with respect to the lens assembling passages.
Dependencies are inferred from the claim text.