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Glass Metal Seal

A glass-to-metal seal, is characterized by its hermeticity and superior electrical characteristics. It is used widely in areas such as laser diodes and sensors for in-car use, where reliability is an important factor.

SHINKO offers not just the industry standard for laser diodes for optical pickups, the ø5.6mm-type, but also caps with stems or window-glass, depending on the needs of customers.

By reacting flexibly to diversifying customer needs, Shinko is able to carry out all the integrated production processes (from product design, mold design, stamping, to plating), based on a thorough quality management regime.


  • In laser diodes[LD] (optical pickups and optical communications devices) 
  • In sensors for automobiles
  • In transistors, ICs and LEDs

Shinko Glass Metal Seal header and cap