Lens barrel, camera, and mobile information terminal
Номер патента: EP1853958A1
Опубликовано: 14-11-2007
Автор(ы): Tetsuya Iwasaki
Принадлежит: Ricoh Co Ltd
Опубликовано: 14-11-2007
Автор(ы): Tetsuya Iwasaki
Принадлежит: Ricoh Co Ltd
Реферат: A lens barrel including a plurality of lens groups; a plurality of lens retaining frames; a telescopic cylinder retained by a fixed base member and configured to retain a portion of the plurality of lens retaining frames inside of the telescopic cylinder; and a lens retaining frames driving device configured to drive the plurality of lens retaining frames. A portion of the lens retaining frames driving device for driving the lens-retracting frame which is one of the lens retaining frames is formed to project backwardly in a direction of an optical axis from a rear end surface of the fixed base member for retaining the telescopic cylinder.
Lens barrel
Номер патента: EP4318068A1. Автор: Atsuro Yajima. Владелец: Nittoh Inc. Дата публикации: 2024-02-07.