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Plano-concave lens, Fused silica, Ø 12.7 mm, f = -20 mm, ARHS-YAG
€ 127,00
Plano-concave singlet in Fused silica, Ø 12.7 mm, focal length -20 mm. ARHS-YAG V-coat coating. Negative focal length: diverges the beam, for beam expanders and to shorten system length.
On request
