物镜为胶合透镜,在200nm-400nm宽光谱间紫外材料有限(熔石英和CAF2) qyzmjV6J2
物镜孔径是12.7mm,焦距为25mm; 34S0W]V
目镜孔径为5mm焦距为-10mm;, ]t$wK
用双胶合透镜优化效果不好,请各位大侠指导一二,谢谢! [w&B>z=g$
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