| 摘要 |
PROBLEM TO BE SOLVED: To provide a low-cost monocular magnifying glass having a contact angle value conversion scale plate, which is easy to use due to a simple configuration and which achieves the measurement of a contact angle in various environments by an easy measuring method.SOLUTION: A droplet attached on a solid surface is observed from above and measured by using a monocular magnifying glass having a contact angle value conversion scale plate. |
