Cemented DoubletsClick part # for details or to add to shopping cart.
Specifications
EFL (mm): 31.4
Major Dia: 10.2
ET: 5.5
Glass Type Code: AJ
R1: 15.32
V1H1: -0.7
CT Lens 1: 3.9
V2H2: -4.4
R2: -17.49
FF: 32.1
CT Lens 2: 2.4
A: 33
R3: PLANO
BF: 26.9
D: 26.9
The classic structure of a doublet combines a positively powered crown element with a negatively powered flint element. They deliver high performance when the application involves small fields of view, typically up to 6 degrees. Their image quality surpasses that of singlets.