Cemented DoubletsClick part # for details or to add to shopping cart.
Specifications
EFL (mm): 30.8
Major Dia: 10
ET: 5.7
Glass Type Code: L
R1: 12.95
V1H1: -0.9
CT Lens 1: 5.3
V2H2: -5.1
R2: -12.95
FF: 31.7
CT Lens 2: 1.4
A: 32.7
R3: Plano
BF: 25.5
D: 25.5
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.