发明名称 |
Illuminating optical system |
摘要 |
The illuminating optical system comprises a light source for emitting a light beam having an elongated sectional shape in parallel with the optical axis thereof, and a condenser lens for focusing said light beam onto a sample. This illuminating optical system permits easily correcting aberrations in the lens system thereof, assures little loss of light amount, has high operability and can easily be manufactured.
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申请公布号 |
US5142462(A) |
申请公布日期 |
1992.08.25 |
申请号 |
US19900515617 |
申请日期 |
1990.04.27 |
申请人 |
OLYMPUS OPTICAL CO., LTD. |
发明人 |
KASHIMA, SHINGO |
分类号 |
G02B19/00;G01N15/14;G02B21/06;G02B21/08;G02B27/09;G02B27/30 |
主分类号 |
G02B19/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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