Abstract

This invention related to probe sensing apparatus, and in particular to a method and apparatus for detecting pre-contract between a grinding tool such as a laser, and optics work piece using acoustical emission and detection.

Document Type

Patent

Patent Number

US 5,739,433

Application Serial Number

08/632,660

Issue Date

4-14-1998

Current Assignee

UCFRF

Assignee at Issuance

UCFRF

College

College of Optics and Photonics

Department

CREOL

Allowance Date

6-24-1997

Filing Date

4-15-1996

Assignee at Filing

UCFRF

Filing Type

Nonprovisional Application Record

Donated

no

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