胶合镜Achromatic doublet lenses
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胶合镜Achromatic doublet lenses
详细信息 Achromatic doublet lenses are designed to correct spherical aberration and chromatic aberration to get higher quality image. This performance can be achieved over a broadband of wavelength.
Specification:
Material: Cemented crown and flint glasses
Focal length: +/-1%
Diameter: +0.0/-0.03
Center thickness: +/-0.05
Centering Accuracy: 1'
Figure (sphericity): 1~3
Surface Quality: 60/40
Coating: Optional
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