北洋型号齐全：
PH-DX-R-21
PH-DX-R-22
PH-DX-M-21
PH-DX-M-22
PH-DX-2P-20
PH-DX-2AR-21
PH-DX-2AR-22
PH-DX-2AM-21
PH-DX-2AM-22
PH-DX-R-71
PH-DX-R-72
PH-DX-M-71
PH-DX-M-72
PH-DX-2P-70
PH-DX-2AR-71
PH-DX-2AR-72
PH-DX-2AM-71
PH-DX-2AM-72
PH-WX-R-21
PH-WX-R-22
PH-WX-M-21
PH-WX-M-22
PH-WX-2P-20
PH-WX-2AR-21
PH-WX-2AR-22
PH-WX-2AM-21
PH-WX-2AM-22
PH-WX-R-71
PH-WX-R-72
PH-WX-M-71
PH-WX-M-72
PH-WX-2P-70
PH-WX-2AR-71
PH-WX-2AR-72
PH-WX-2AM-71
PH-WX-2AM-72
HOKUYO光纤放大器
PK8-CR
PX7-CRD
PK7-CR
光纤
EP1-321
EP2-321
EP2-321A
EP3-321
EP4-321
EP4-321A
EP4-324
EP5-321
EQ1-321
EQ3-321
ES1-321
ES2-321
ES5-321
ESS1-321
ES6-321
ES8-321、
EP8-321A
EP8-324
EP9-321
EP9-322
EP7-321
EQ6-321
EQ8-321
ES6-322
EG1-311
EG2-311
EK1-311
EK7-311
FP3-A31
FP3-A01
FP3-A05
FP1-A01
光电开关
PE4-10C
PE4-H3NM
PE4-H1T
PE2-H2T
PE2-H2TY
PEX-105C
PEX-263C
PEX-501C
PEX-002C
PEX-102C
PX1-C
PX2-C
PX1-H3C
PX2-H3C
PX1-H1C
PX2-H1C
PX1-50H1C
PX2-50H1C
PD1-1MA
PD1-2MA
PD2-1MC
PD2-2MC
