Activity & Learning Toys

PTILSERY Physics Lab Equipment Tools Set Physical Optical Teaching Optical Bench Lens Pinhole Imaging Optics Science Experiment Physical Optics Set Three Way Linear Light Source can be adjusted by using a screwdriver to adjust the direction of light. Optical Experiments: Refraction of light, convex lens refraction, lens refraction, prismatic refraction, etc. Lens Material: Made of good quality... PTILSERY Physics Lab Equipment Tools Set Physical Optical Teaching Optical Bench Lens Pinhole Imaging Optics Science Experiment Physical Optics Set