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Educational supplies Educational Supplies Science HE1008671
Double Concave Spherical Lenses: -20D - Pack of 5

Double Concave Spherical Lenses: -20D - Pack of 5

HE1008671

1

In stock

Your Price: £7.95 exc VAT

Description
Specifications
  • Spherical Lenses: Double ConcaveWith optically worked faces and ground edges
  • Diameter: 50mm
  • Focal length: 50mm
  • Power: ‐20D
  • Refractive Index: 1.52 approx
  • Pack of 5
Group 1 Science
Group 2 Physics
Group 3 Waves
Group 4 Light Waves
Style Code FE00002204
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Your Price: £7.95 exc VAT

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