Metal cds features is:
1\ Vacuum packaging with metal and glass ,\more stable
2\Encapsulated human eye
3\Response spectra peak similar
4\Quick respones
5\Resistance to high humidity, high pressure and high temperature
Major applications:
1\Boiler safety monitoring
2\Analytical Instruments
3\surveillance equipment
4\Light-control equipment of various industries
5\Equipment used in harsh environment