Double Concave (DCV) Lens
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Double Concave (DCV) Lens The lens has negative focal length, diverges collimated light and hence used for beam expansion. It has minimum spherical aberration for negative-infinite near-infinite conjugates, when concave surface faces the infinite conjugate.A convergent beam incident on plane surface is transformed into collimated beam with least additional spherical aberration.
Concave Lens
23 Per Piece
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