Eyeglass lens processing apparatus
AssigneeNidek Co., Ltd.
InventorRyoji Shibata
Life of this patent
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Abstract
An eyeglass lens processing apparatus for processing a periphery of an eyeglass lens, includes: a lens rotation shaft which holds and rotates the lens, the shaft being rotatable about a first axis; a piercing tool which pierces a hole in the lens; a holder which rotatably holds the piercing tool; and inclination means for relatively inclining the holder with respect to the lens rotation shaft to change inclination of a rotation axis of the piercing tool with respect to the first axis.
Claims13
An eyeglass lens processing apparatus for processing a periphery of an eyeglass lens, comprising:
- a lens rotation shaft which holds and rotates the lens, the shaft being rotatable about a first axis;
- a piercing tool which pierces a hole in the lens;
- a holder which rotatably holds the piercing tool;
- and
- inclination means for relatively inclining the holder with respect to the lens rotation shaft to change inclination of a rotation axis of the piercing tool with respect to the first axis.
An eyeglass lens processing apparatus for processing a periphery of an eyeglass lens, comprising:
- a lens rotation shaft which holds and rotates the lens, the shaft being rotatable about a first axis;
- a piercing tool which pierces a hole in the lens;
- and
- a holder which rotatably holds the piercing tool,
- wherein the holder holds at least one of a grooving grinding stone for forming a groove in an edge surface of the lens and a chamfering grinding stone for chamfering an edge corner of the lens to be rotatable coaxially with respect to the piercing tool.
Dependencies are inferred from the claim text.