1.5m Optical Bench, Metal Extrusion

This 1.5-meter optical bench features a wooden baseboard with a scale divided into millimeters. Six sliding bases (100 x 50mm) are provided, each with an engraved index line, pillar, and locking screws. Accessories are mounted on 6mm rods at an optical height of approximately 125mm above the baseboard. The setup includes a 12V, 21W lamp house, a white metal object screen (75mm diameter) with gauze, a holder for 38mm diameter lenses, and a white metal receiving screen (100 x 75mm). This bench is suitable for measuring focal lengths and conducting optical experiments in physics laboratories.