How to check the print on an IC using a microscope

IC prints are often made in gray or other colors on the black molded surface, making them difficult to read even when magnified under standard lighting.

 

■ Standard ring light

 

通常のリング照明

■ Dome light (indirect light)

 

ドーム照明(間接光)

 

ドーム照明(間接光)   Dome light

 

■ Polarized observation (inserting polarizing filters at the lens tip and ring light)

偏光観察

偏光観察   Microscope halation removal set
GR-HL