OBJECTIVE OF LENS FOCUSING AUTOMATIC REGULATION METHOD THAT USE WIRE BONDER VISION DEVICE AND VISION DEVICE

摘要

PURPOSE: A vision device of a wire bonder and an objective lens focusing controlling method thereof are provided to increase accuracy and improve yield and workability by reducing working time. CONSTITUTION: A vision device of a wire bonder and an objective lens focusing controlling method thereof are as follows. Image sensors are installed in a main body(110). An objective lens(140) is assembled in the lower part of a telescopic(130). A light source is installed in the telescopic. The objective lens focusing automatic control unit is built in the main body. The objective lens focusing automatic control unit includes the objective lens.