Used with the shorter radius facing the longer conjugate, these lenses(凹凸透鏡) act as a focusing element with less aberrations than plano-convex lenses.
產(chǎn)品指標(biāo)如下:
Diameter tolerance +0,-0.005” (+0,-0.13 mm)
Center Thickness tolerance ±0.008” (±0.2 mm)
Design Wavelength 10.6 microns
Focal Length Tolerance ±2%
Surface Quality 60/40
Clear Aperture 90% Central Diameter
Wedge Angle < 3 arc min
Surface Irregularity 1/20 l at 10.6 microns
