Stable structure for reliable experiments and comfortable use by students Designed for middle school physics labs; this optical equipment set enables handson optical experiments Large extended base with a clear, easytoread scale and precise workmanship to ensure accurate measurements and longterm durability Removable design and easy to assemble and install, allowing quick classroom setup and simple storage Ideal for school optical experiments; supports demonstrations and handson learning Built to withstand frequent classroom use with durable construction Use scenarios Classroom optics demonstration: set up light paths through lenses and simple optical components to observe image formation and focal behavior Studentled experiments: use the clear scale and stable base to map and measure ray paths, angles, and distances with confidence Teacherfacilitated lab stations: quick assembly and teardown enable rotating activities and efficient use of limited classroom time