Theta and Theta Lite systems come in readymade packages optimized for different automation level needs. Other packages can also be formed easily due to the modular design.
This Product
Theta Range Technical Specifications
Product Description
Specifications
Dispenser |
Droplet placement |
Sample stage |
Camera |
Possible upgrades |
|
Theta Auto 4 |
Auto, 4 liquids | Auto | Auto XYZ | 1984×1264 max 3009 FPS | Full |
Theta Auto 3 Double |
Auto, 2 liquids | Auto | Auto XYZ | 1984×1264 max 3009 FPS | Full |
Theta Auto 3 |
Auto, 1 liquid | Auto | Auto XYZ | 1984×1264 max 3009 FPS | Full |
Theta Auto 1B Double |
Auto, 2 liquids | Auto | Manual XYZ | 1984×1264 max 3009 FPS | Full |
Theta Auto 1B |
Auto, 1 liquid | Auto | Manual XYZ | 1984×1264 max 3009 FPS | Full |
Theta BasicTips Double |
Auto, 2 liquids | Manual | Manual XYZ | 1984×1264 max 3009 FPS | Full |
Theta BasicTips |
Auto, 1 liquid | Manual | Manual XYZ | 1984×1264 max 3009 FPS | Full |
Theta Basic |
Manual | Manual | Manual XYZ | 1984×1264 max 3009 FPS | Full |
Theta Lite Auto 2 |
Auto, 2 liquids | Manual | Manual YZ | 1280 x1024 max 2068 FPS | Limited |
Theta Lite Auto 1 |
Auto, 1 liquid | Manual | Manual YZ | 1280 x1024 max 2068 FPS | Limited |
Theta Lite |
Manual | Manual | Manual YZ | 1280 x1024 max 2068 FPS | Limited |
Here’s a comparison chart of the technical specifications of the Attension Theta contact angle meters product range.
Theta |
Theta Lite |
|
Available Measurements |
||
Static contact angle |
√ | √ |
Dynamic contact angle |
Automatic | Manual |
Surface/Interfacial tension |
√ | √ |
3D surface roughness |
√ | – |
Interfacial rheology |
√ | – |
Surface free energy |
Zisman Plot, OWRK/Extended Fowkes, van Oss Acid-Base, Wu, Neumann’s Equation of State, Schultz 1 and 2 | |
Available Measurement Methods |
||
Sessile drop |
√ | √ |
Captive bubble |
√ | √ |
Pendant drop |
√ | √ |
Reverse pendant drop |
√ | √ |
Meniscus |
√ | √ |
Dynamic contact angle |
Automatic | Automatic |
Pulsating drop |
√ | – |
3D Topography |
√ | – |
High pressure |
√ | – |
Hardware |
||
Measuring range (°, mN/m) |
0…180, 0.01…2000 | 0…180, 0.01…2000 |
Accuracy (°, mN/m) |
±0.1, ±0.01 | ±0.1, ±0.01 |
Maximum sample size (mm) |
Unlimited×95×180 (with stage) | Unlimited×45×200 (with stage) |
Maximum resolution (px) |
1984×1264 | 1280×1024 |
Maximum measuring speed (fps) |
3009 | 2068 |
Frame interval |
0.33ms … 1000 s | 0.48ms … 1000 s |
Camera |
USB 3.0 digital camera with zoom | USB 3.0 digital camera |
Light source |
LED based background lighting | LED based background lighting |
Field of view (Ø, mm) |
1.44…30 | 2.9…12 |
Dimensions — Basic frame (L×W×H, cm) |
74×20×59 | 49.5×13×31 |
Weight — Basic frame (kg) |
7.3 | 5 |
Power supply (VAC) |
100…240 | 100…240 |
Frequency (Hz) |
50…60 | 50…60 |
Drop Profile Fitting Method |
||
Young-Laplace (CA, ST/IT, M)* |
√ | √ |
Bashforth-Adams (ST/IT)* |
√ | √ |
Circular (CA)* |
√ | √ |
Polynomial (CA, M)* |
√ | √ |
Software |
||
Provided software |
OneAttension | OneAttension |
System Requirements |
||
Recommended system requirements |
1SSD hard disk (min. 500MB/s) needed for high speed recording with high resolution |
|
Operating system requirements |
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