From: Jim Rollins (
Date: Tue Mar 24 1998 - 18:47:03 EET


> Please give an idea regarding to non-contact scanner (lijke as laser
> scaner).In generally, CMM can scan the only edge of feature so it is
> very convient to contruct the edge curves from the point clouds. but
> the laser scanner scan all surfaces of object , it is diffcult to
> extract feature curves . How to extract feature curves accurately ,
> easily and automatically??


Have you looked at X-Ray CT (Computed Tomography)? This is a non-destructive way of capturing the internal, external and the voxel data as well. The data interaction can be through iges contours, point cloud for curves automatically.

Jim Rollins Scientific Measurement Systems 2210 Denton Dr. Suite 106 Austin, Texas 78758 Tel# 512-837-4712 Fax# 512-837-9082

For more information about the rp-ml, see

This archive was generated by hypermail 2.1.2 : Tue Jun 05 2001 - 22:44:59 EEST