An economical metal ray box with a die cast enclosure, delivers white light but runs much cooler than conventional incandescent lamp models.
It uses the latest cool ultra bright LED technology giving superior white light.
Supplied complete with slit plate, lens and its own battery power source.
(Requires 2 x AA batteries - not supplied).
Suitable for use with Acrylic Hollow D-Cells, Universal Mirror (PH0528), Glass Prism Set (PH0572AG) or Acrylic Prism Set (PH0572A) to perform a range of optical experiments.