HEIDENHAIN（海德汉）是德国一家有一百多年历史的专业生产光栅尺、角度编码器、旋转编码器、数显装置和数控系统的厂家。海德汉公司的产品被广泛应用于机床、自动化机器，尤其是半导体和电子制造业等领域。 HEIDENHAIN的光栅尺，编码器及数控系统在国内外机床及自动化生产线上都有很广泛的应用。
主要型号：
ERN1381.001-2048, ID: 313453-06, 313453-02
ERN1381.020-2048, ID: 385489-06
ERN1381-2048, ID:385489-56
ERN1381.040-2048, ID:608290-01
ERN1381.062-2048, ID: 385489-08, 385489-07
ERN1387.001-2048, ID:312215-14
ERN1387.001-2048.ID:312215-02, 312215-66
ERN1387-2048, ID:373787-N6
ERN1387.02-2048,ID:385487-01
ERN1387.020-2048, ID: 385487-03
ERN1185.003-2048, ID:316278-58
ROD320.020-1000 ID: 538723-05
ROD320.005-1000 ID:291843-04
ROD320.020-2000, 291843-06
R0D320.005-2500, 291843-01
ROD320.001
ROD320.002, 254847-05
ROD320.005
ROD320.007
ROD323
ROD436
ROD323.001-1024 ID:237974-01
ROD323.031-1024 ID:377101-5R
RON350-2048, 254426-04
ROD431.001-2048, ID:317393-03
ROD431-1024,ID:317393-52
ROD431.001-1024, ID: 309288-01,
ROD431.020-1024 ID: 538727-02
ROD431-1024 317393-02, 317393-52, 538727-52
ROD320.005-2500 ID: 291843-01
ROD320-2500, ID:538723-01
ERN1381.020-2048 , ID: 385489-06
EQN1125.030
EQN1325.020-2048, ID: 538234-01
EQN1325, ID: 312214-53
EQN1325.001-2048, ID312214-16
EQN1325-2048, ID:538234-51
EQN1325-2048 ID:515385-01
EQN1325.048-2048, 655251-01
EQN425,ID:312214-16
ERN1331-1024, ID:538727-55
ERN1331-1024, ID:538727-53, 538727-52
ERN1331-2048, ID:538727-56
ERN1331.051-1024, ID:317393-05
ERN1331.051-1024, ID: 317393-55
ERN1331.061-1024, ID:538727-05
ERN1331.052-1024
ERN1331.062-2048 , ID538727-56
ERN1331.051-1024 ID: 375272-02 ERN1381-2048
ERN1387-2048 ROD431-1024
ROD320-2500/5000/2000 EQN1325-2048