• lenses-spherical-unmounted-bi-concave-75-mm-diameter
  • lenses-spherical-unmounted-bi-concave-75-mm-diameter
  • lenses-spherical-unmounted-bi-concave-75-mm-diameter

Bi-Concave Glass Lens, 75 mm Diameter, 200 mm Focal Length

Polished glass diverging optic with ground edges.
SKU: GLVV75X200
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Bi-Concave Glass Lens, 75 mm Diameter, 200 mm Focal Length

This diverging optical element refracts transmitted rays away from the optical axis, causing an incoming parallel beam to spread. Viewed through the lens, an object appears upright and smaller, forming a virtual image that cannot be projected directly onto a screen.


Product Specifications

SKU GLVV75X200
OLD SKU 3309_75-200M
Material Polished glass
Lens Shape Bi-Concave
Surface Profile Spherical
Surface Symmetry Symmetrical
Mounting Unmounted
Diameter 75 mm
Focal Length 200 mm
Edge Finish Ground edges

Applications and Benefits:

  • Demonstrations of refraction and beam divergence in science teaching.
  • Laboratory experiments that require adjustment of a transmitted beam.
  • Integration into custom optical assemblies.

Caution:

Protect the lens from drops and impacts, which can damage the glass. Store it in a protected location between uses.

  • Availability: In Stock
  • Model: GLVV75X200
  • Brand: MiniScience