In photonics since 1999. Benelux technical support, answer within one working day.
Plano-concave lens, N-BK7, Ø 25.4 mm, f = -50 mm, RAL
€ 60,00
Plano-concave singlet in N-BK7, Ø 25.4 mm, focal length -50 mm. RAL coating. Negative focal length: diverges the beam, for beam expanders and to shorten system length.
On request
