An optical System and method for data reading. The pre ferred System is directed to a
Scanner which includes a laser diode and a beam splitter for generating first optical beam …

(63) Continuation-in-part of application No, 09/204,176,? led on is communicated to a host
device in response to an activation Dec. 3, 1998, now Pat. No. 6,283,375, and a continuation …

0001) 1. Field of the Invention 0002 The invention relates to optical readers in general an
particularly to optical readers reconfigurable from a hand held reader to a presentation …

(57) ABSTRACT A multi-mode laser-based bar code symbol reading device having a hand-
Supportable housing with a light transmission aperture, wherethrough visible light can exit …

An alignment indication is provided in an optical Scanner for reading a two-dimensional
optical code by varying the Scanning beam to provide a region of apparent greater …