High precision auto focus device


sochikumikomi Industrial/Measurement

Microscope auto-focus device of an image processing system


Model AF/σ2
Method Image processing of the video camera video signal
Focusing speed 0.3sec(depend on the situation)
Focusing accurate One third focal depth repeatable accurate
Objective lens magnification Compatible with all
AF detection position Possible in any part
Detection mask shape Rectangle, circle, double circle
Input video signal Color/monochromatic composite signal/VBS/VS 1Vpp camera Link: BASE
Input video channel normal 1ch/Max 3ch
Output video signal VBS/VS 1Vpp character :1.3Vpp 1ch Camera Link:BASE
Drive motor position servo motor/stepping motor
Built-in driver 1/20 micro-step driver 5 phase stepping motor
External output drive max frequency Max 3MHz for external motor driver(TTL/differential motion/OP)
Lighting practice Compatible with all
Interface External remote by I/O, external control counter by RS-232C
Dimensions AC type:173(W)×177(H)×72(D)/mm
DC type:170(W)×144(H)×63(D)/mm
input voltage AC type: 100V~220V 50/60Hz
DC type: DC24V 1.2A


  • Supports from NTSC to XGA
  • Simply set up an existing microscope
  • One third focal depth Repeatable accurate
  • Easily focus as pleases
  • Capable of coping with various type of microscope without lighting practice
  • Supports abundant interface variety and system build with facility