화이트보드에서의 광학 – 액세서리  

Height: 35 mm Surface: 200 mm x 35 mm more

Height: 35 mm Surface: 200 mm x 35 mm more

Height: 35 mmFocal length: - 400 mmDimensions: L = 200 mm, T = 40 mm more

Height: 35 mm Focal length: + 400 mmDimensions: L = 200 mm, T = 40 mm more

Height: 35 mm Dimensions: L = 200 mm, W = 100 mm more

Height: 35 mm Focal length: +200 mmDimensions: 200 mm Ø more

Height: 35 mmDimensions: S = 200 mm, 200 mm, 283 mm more

For experiments on shadow casting on magnetic boards.Cuboid: 100 mm x 20 mm x 35 mm Cylinder: 60 mm Ø x 35 mmCylinder: 15 mm Ø x 35 mm more