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UV Fused Silica Bi-Concave Lenses
商品货号:ECS000861
商品品牌:Thorlabs
详细介绍
  • Material: UV Grade
  • Wavelength Range: 185 nm - 2.1 μm

Thorlabs UV Grade Fused Silica lenses are popular for many applications。 Bi-Concave lenses have a negative focal length and are used to increase the divergence of a converging beam。 Similar to a lens, a Bi-Concave lens can diverge a to a virtual focus as used in a Galilean type (see Drawing tab for reference)。

with bi-concave lenses made from BK7 are available。

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