Optical Bench

Comprising wooden base board with one meter scale divided into mm, all the components have the same optical centre height provided with following accessories: White face object and receiving screens each 150 x 100 mm, with aperture, mounted on wooden base with an index mark. Plane mirror 150 x 100 mm mounted. Lens holder wooden V shaped. Needle mounted in a wooden rod, on base. Candle holder on base.