Laser Marker for Wafer Level CSP

Home > Products > Laser Equipment > Laser Marker for Wafer Level CSP

Draws characters and marks on an entire wafer at high speed with high accuracy.

LDP-SHG-YAG
LDP laser is maintenance free for one year
Green laser does no damage to devices
High speed marking
6 minutes per wafer
(6-inch 1000 chips/wafer, 15 characters/chip)
High positioning accuracy
Achieves total marking accuracy of ±50µm by combining picture processing and precision table.
Easy preparation and editing of data
Easy new job set-up and editing by marking mapping software
Mark and character inspection function
Supports character inspection and positional shift by picture processing after marking (optional)

Item		Remark
Laser	SHG YAG laser
Laser output	2w/5w
Wafer size	6-inch, 8-inch	4-inch, 5-inch (option)
Marking position accuracy	±50µm
Options	ID reader character inspection