Lens Set - Convex, Concave
(price includes US S&H)


Two 38 mm spherical lenses make up this neutralization lens set; one is a double concave, the other a double convex, each with a focal length of 150mm. When placed together the net focal length is zero.

Online price includes US shipping and reflects our actual shipping costs. This item must be shipped separately from any Media Mail qualified items. Its price WILL NOT count toward free shipping. To save on shipping charges on multiple non-Media Mail items, please contact us before completing your order. We will be happy to consolidate them to reduce the cost.

In-Store Price: $2.99

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  • Model: 4679
  • Author: American Educational Products
  • Specs: 2 pieces
  • Publisher: American Educational Products
  • Grade: 3rd - 9th

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