代理销售德国海曼(PerkinElmer)一系列红外传感器.

LHI778 双元热释电红外传感器

The LHi 778 pyroelectric infrared-detector series are the standard dual element
design recommended for all variants of motion control. They include a dual
element pyro-electric ceramic element with Fet in source follower connection.
LHi 778 detector is available  in  TO-5 housing with standard infrared filter.  It
provides high responsivity with excellent common mode performance (match)
and low noise at steady state and temperature changes.