"WardsSci000618"
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Glass Lens Sets, 6 Piece
Liquidation
Optical lenses, excellent for physics classroom demonstrations in optics and light refraction.
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Eisco Semi-Plano Glass Lenses
Liquidation
Individual round glass lenses made with one flat side.
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Student Laser Diffraction Kit
Liquidation
Efficiently illustrates the various types of diffraction.
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