Patent · US Expired

Method for the alteration of a lens

USRE31897E · kind E · reissue

5Cited by
11References
19Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 17, 1978
Grant dateMay 28, 1985
Priority date
Expiry dateMay 17, 1998

Classification

  • Technology area (CPC —)General

Abstract

A method for altering a lens whereby a lens is securely bonded to a lens block by a lens adhesive blocking pad having means for accurately aligning the optical center, and optionally the cylinder axis, of the lens with the center point and cylinder axis of the lens block. The invention also includes the adhesive lens blocking pad with alignment means.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.