Slots permit other components such as the color filter and slits plate to be introduced in to the light path.
A lower costs basic Ray Optical Box with battery chamber on above to operate a 1W super LED lamp with 3 AA battery  privded a cool beam for one hour containously.

Science Lab Supplies is a leading Optical Box manufacturers, suppliers and exporters that offers wide range of Optical Box at most competitive prices.

Optical Box

SKU: SL-690