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Eisco Labs 3" Metal Frame Newton's Ring Apparatus

Original price $51.99
Current price $30.16
SKU PH0584
  • Pair of glass plate, optically polished
  • 60mm diameter
  • Heavy duty metal frame
  • Pressure adjustable by three metal screws
This Newton's Ring Apparatus. 3" frame is made with heavy duty metal with metal screws. Pair of glass plates, glass is optically polished, glass is 60mm diameter, one glass plate is plain, the other glass is a plano-convex. Both are mounted together in the frame. Pressure between plates adjustable by three metal screws.