HOLDING JIG, OPTICAL ELEMENT COATING METHOD, AND OPTICAL LENS MANUFACTURING METHOD

• Main Author: YASUNAKA SATOSHI
• Format: Patent
• Language: English; Japanese
• Published: 29.09.2022
• Subjects: APPARATUS FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL; APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL; ATOMISING APPARATUS; NOZZLES; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PERFORMING OPERATIONS; PHYSICS; PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL; SPRAYING APPARATUS; SPRAYING OR ATOMISING IN GENERAL; TRANSPORTING

To provide a holding jig that can hold optical elements of various shapes and sizes, without causing deformation or damage to the optical elements.SOLUTION: A holding jig 1 for holding optical elements comprises: a base 50; first, second and third holding units 12, 22, 32 which hold a peripheral edge portion of a lens base material L; a first arm 10 to which the first holding unit 12 is attached and which is rotatable around the axis of the base 50; a torsion spring 60 that biases the first arm 10 in the first rotational direction such that the first holding unit 12 faces the lens base material L; and an arm fixing mechanism 40 configured to fix the rotation of the first arm 10.SELECTED DRAWING: Figure 1 【課題】様々な形状、寸法の光学素子を保持することができ、光学素子に変形や損傷が生じることのない保持治具を提供する。【解決手段】光学素子を保持する保持治具１は、基部５０と、レンズ基材Ｌの周縁部を保持する第１、第２、及び第３の保持部１２、２２、３２と、第１の保持部１２が取り付けられ、基部５０に軸周りに回動可能に設けられた第１のアーム１０と、第１の保持部１２がレンズ基材Ｌに向かうように、第１の回動方向に第１のアーム１０を付勢するねじりばね６０と、第１のアーム１０の回動を固定するように構成されたアーム固定機構４０と、を備える。【選択図】図１