Matsushita Electric Industrial Co., Ltd.

Akio Nakasuji

Toshihiro Yoshioka

Yoshiharu Yamamoto

Motonobu Yoshikawa

Yoshinori Nishida

The light source equipment is provided with a light source and an anamorphic single lens. The anamorphic single lens has different refracting powers in the x and y directions orthogonal to each other, and converts a light from the light source to a light beam in a required state. Farther the anamorphic single lens satisfies the following equation :

Light source equipment optical scanner and data reading apparatus using

A communication system for a wireless bar code reader includes a wireless bar code reader transmitter for reading bar code information and transmitting a radio signal, and a receiver for receiving the radio signal from the wireless bar code reader transmitter and transmitting reception data to a host computer, wherein the receiver includes a reception indication section for indicating that the reception data is received. Accordingly, it is possible to notify an operator that the data has been transmitted normally and further to urge the operator to retransmit the data when the data has not been transmitted normally.

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Sanda, Japan

Akio Nakasuji