Title:
光電式エンコーダ
Document Type and Number:
Japanese Patent JP5668226
Kind Code:
B2
Abstract:
A photoelectric encoder includes a scale in which diffraction gratings are formed at predetermined pitches in a measurement axis direction, a detection head which is relatively movable with respect to the scale, and which includes an illuminating portion configured to illuminate the scale, and a light receiving portion configured to receive light reflected by or transmitted through the diffraction gratings of the scale, a signal processing device configured to process a light reception signal output from the light receiving portion of the detection head, and a signal transmitting unit configured to transmit a signal between the detection head and the signal processing device. The signal processing device includes a display unit configured to display information indicating an attachment posture of the detection head with respect to the scale.
Inventors:
森 洋篤
黒岩 剛
市川 雄一
川田 洋明
黒岩 剛
市川 雄一
川田 洋明
Application Number:
JP2010239355A
Publication Date:
February 12, 2015
Filing Date:
October 26, 2010
Export Citation:
Assignee:
株式会社ミツトヨ
International Classes:
G01D5/347; G01D5/38
Attorney, Agent or Firm:
Itami 勝