Our hermetic seals achieve high levels of hermetisity with our glass to metal sealing technology. These glass-type hermetic seals are effective for quartz crystals for watches that require high levels of vacuum. The metal package quartz crystal, especially downsized products are used for mobile phone and digital camera. The metal package quartz crystal, especially downsized products are used for mobile phone and digital camera. Especially, the watch driven by battery must use a 32Khz type of quartz crystal. In addition, they are used in the pace-maker for hart disease as a special application.

Our hermetic seals for automotive applications which require long term reliability enlarge its market, mainly air-bags and seat-belt pretensioners. In addition, special custom products are used for telecomunications, sensor for many industrial applications. We provide our support for the trial production as well as development for customized products.

Readout lamps utilizing the characteristics of sunlight readable displays are fitted in aircraft instrument panels for their high performance displayed as numerical alphabetical and bar graph display lamps. Direct view filament display is able to read its display under the direct ray of the sun.(Sunlight readable). The packages for the display lamps are used our hermetic seals.

Specialty optical filters for use with our readouts, mini-lamps, CRT, LED and others.
They are mainly used with display devices that utilize a dark field.
Filters of this type are all custom made, so please contact us directly for more information.