A drum lens is a lens with spherical ends that provide a surface of orientation along the optical axis. It is made by grinding the outer edge of the ball lens. It’s easy for installation and suitable for the propagation of light in optical communication.
|
Material: H-K9L (CDGM) |
Design Wavelength: 587.6nm |
|
Dia. tolerance: +0.0/-0.05mm |
CT tolerance(L): ±0.005mm |
|
Irregularity: λ/4@632.8nm |
Surface Quality: 60/40 |
|
Coating : See details in the list |
