Scope of application:
Portable contact Angle measuring instrument, mainly used to measure the contact Angle of liquid to solid, that is, the wettability of liquid to solid, can also measure the contact Angle of the external phase of liquid, the instrument can measure the contact Angle of various liquids to various materials. In mobile phone manufacturing, glass manufacturing, surface treatment, materials research, chemical engineering, semiconductor manufacturing, paint inks, electronic circuits, textile fibers, medical biology and other fields, contact Angle measurement has become an important instrument to evaluate surface properties.
Equipment principle:
Contact Angle measuring instrument is mainly composed of light source, injection unit, acquisition system and analysis software. The equipment adopts the principle of optical imaging. Light source with dense LED cold light design, uniform light, image cleaning, long life; The injection unit adopts manual knob type accurate drip, stable drip and high precision: The acquisition system adopts micro-industrial microscope and CCD camera. Stable shooting, clear image, real and reliable, the lens adopts industrial configuration, imaging without distortion; The analysis software is powerful, with one-click automatic fitting ability, with fitting methods, to meet the fitting of various droplet shapes.
Product parameter table:
| Contact angle measurement range and accuracy: |
0~180°, accuracy ±0.01°. |
| Surface tension measurement range and accuracy: |
0~200mN/m, accuracy ±0.1mN/m. |
| Light source: |
Continuously adjustable LED cold light source, with a service life of more than 20,000 hours. |
| Optical system: |
High-fidelity micro-telecentric lens, no distortion in measurement of various angle ranges. |
| Camera system: |
Industrial-grade camera system, black and white 1.3 million pixels, 1/1.8-inch imported CMOS photosensitive chip, video speed up to 30 images per second. |
| Injection system: |
The injection accuracy is ±0.1μl, and a single tube of liquid can be measured more than 200 times continuously. |
| Injection adjustment: |
The adjustment range is 25mm, and the accuracy is ±0.1mm. |
| Fitting method: |
Tangent method, circle method, ellipse method, differential circle method, differential ellipse method, left and right contact angle method |
| Surface Energy Calculation: |
Four optional models calculate solid surface energy and analyze adhesion work. |
| Dimensions: |
95×100×60mm (length×width×height) |
| Weight: |
500g |
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