| 摘要 |
PROBLEM TO BE SOLVED: To provide a sample concentration measuring device capable of performing the quantitative analysis of immunity chromatography with high accuracy, and reducing the cost. SOLUTION: A semiconductor laser 14 is used as a light source, and the irradiation beam 13 emitted from the semiconductor laser 14 is deformed into the elliptical beam by a cylindrical lens 18, and is applied to an immunity chromatographic test piece in a state of being inclined to the direction vertical to a surface of the immunity chromatographic test piece 8 by five degree.
|
