These demonstration lens sets contain 6 different types of glass lenses.
Comes in are-usable cardboard storage box.
Types of lenses:
- Double convex lens
- Plano-convex lens
- Concavo-convex lens
- Double concave lens
- Plano-concave lens
- Convexo-concave lens.
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| Order# | Description |
| Â DEMO38 | Â 38mm Demonstration GLass Lens Set |
| Â DEMO50 | Â 50mm Demonstration Glass Lens Set |
| Â DEMO75 | Â 75mm Demonstration Glass Lens Set |
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