Retractable photographing lens
AssigneePENTAX Corporation
InventorHiroshi Nomura
Life of this patent
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AssigneePENTAX Corporation
InventorHiroshi Nomura
Estimating the term…
A retractable lens includes first, second and third optical elements which are positioned in a ready state; and a support frame which supports the second optical element, and has a generally ring-shaped portion and a radial arm portion, wherein the ring-shaped portion substantially surrounds the optical axis, and wherein the radial arm portion projects radially outwards from a rear end of the ring-shaped portion, the second optical element supported in a front end portion of the ring-shaped portion. When the retractable lens moves from the ready state to a retracted state, the third optical element is positioned in the ring-shaped portion while the first optical element is retracted from an on-axis position on the optical axis into an off-axis space radially outside the ring-shaped portion such that the first lens group is positioned radially outside the second optical element and the third optical element.
A retractable lens comprising:
A digital camera having a body, an image pickup device, a retractable lens and an image display panel affixed to the body for displaying an image picked up by the image pickup device, the image pickup device and retractable lens housed within the body, the retractable lens comprising:
Dependencies are inferred from the claim text.