Patent ID: 9746636
Date: 2017-08-29
CPC Classifications: G02B,G03B,H04N,Y10T

Claim:
1. An adjustable lens device comprising: a lens, the lens including a lens base and a lens barrel extending from the lens base; a carrier frame, the carrier frame including an aperture, the aperture including a rim, the aperture being sized to receive at least the lens base; a lens focus fix, the lens focus fix including a base, a ratchet portion, and a lens retainer portion; the ratchet portion including at least one ratchet arm extending from the base, with the at least one ratchet arm including a free end spaced apart from the base, the free end sized to engage at least one of a plurality of mating engagement apparatus positioned about the rim; the lens retainer portion including an engagement portion, the engagement portion to engage the lens to restrain movement of the lens; and the lens focus fix being rotatable to adjust a focal position of the lens, such that, when the lens focus fix is rotated a first distance in a first direction, the lens retainer portion causes the lens to rotate a second distance in the first direction; wherein the plurality of mating engagement apparatus includes a plurality of recesses positioned about the rim; and wherein, when the lens focus fix is rotated in the first direction, the ratchet portion ratchets to rotate the lens, with the free end of the at least one ratchet arm shifting from one of the plurality of recesses to another of the plurality of recesses to cause a discrete movement of the lens focus fix and a discrete movement of the lens in the first direction.