You can perform optical experiments with this series of optics and adjust different light with your child.
Feautres:
You can use it to experiment with optics or to inspect light refraction.
To help children become interested in physics
Promotes parent-child relationships
Smooth surface, excellent workmanship, harmless and wont hurt your hands.
It is stored in a protected box. No damage to the device.
Specifications:
Material: Acrylic
Battery: 2 x AAA
Waterway: 1.8 x 1.2 in (48 x 30 mm)
Spherical Lens: 14 x 6mm / 1.9 x 0.2in
Convex Lens: 1.8 x 0.4 inches (48 x 10 mm)
Recessed Lens: 0.7 x 0.4 inches (18 x 10 mm)
Glass brick: 1.6 x 0.5 inches (40 x 12 mm)
1.8 x 0.8 x 0.4 inches (48 x 20 x 10 mm).
Glass Plate: 1.8 x 1.2 x 0.08 in (48 x 30 x 2 mm)
Chess : 0.9 in (23 mm)
Bi-convex lens: 2.8 x 1.4 inches (72 x 35 mm)
Prism: 1.6 x 1.4 inches (40 x 35 mm)
Beam generator: 100 * 60mm / 3.9 * 2.4in
Package Size: 9.3 x 6.3 x 2.0 inches (235 x 160 x 50 mm).
Package weight: 435g / 1.0lb
Package Contents:
1 x Beam Generator
2 x Glass bricks.
3 x Mirrors.
1 x Double convex lens.
1 x Waterway
1 x Prism
2 x Chess
1 x Spherical Lens
1 x Convex Lens
1 x Concave Lens
2 x Batteries.