Optical Bench Aluminium 42in , Each

Details:

This 42" optical bench is constructed with a square section aluminium tube which riders can move along tube easily. Rail has 1cm graduations up to 100cm. Comes with 5 riders for lens and slit holder. Optical bench can be used to measure the focal length of a lens. Prefect for physics experiments. Set comprises of :1 double concave lens1 double convex lens1 plano convex lens1 plano concave lens1 led 12v light source with 12 v adapter1 candle holder1 lens holder1 single slit with holder1 white screen1 translucent scree