Jikan CAG-20

Jikan CAG-20 is an automatic device that measures static and dynamic contact angles (advancing, receding, roll-off and hysteresis), surface and interfacial tensions, as well as surface free energy.

  • Measuring static contact angle, dynamic contact angles, surface tension and surface free energy
  • Exclusive software for contact angle and surface tension measurements with 2 years of software update license and support
  • Automatic vibration free dispensing unit, software-controlled and interchangeable syringe
  • Advanced imaging system using high speed camera and telecentric lens
  • Inclinable camera stage
  • Sample automatic adjustable height
  • Temperature, pressure and relative humidity control modules.
  • Captive bubble module.
  • Compatible with Thermocycle Test Chamber, Jikan TTC-30
  • Compatible with pressure control module

Jikan Contact Angle Goniometer Series Comparison


Compatible With The Following Standards:

Contact Angle:

ISO 19403-2:2017(en), ISO 19403-5:2017(en), ISO 19403-6:2017(en), ISO 19403-7:2017(en), ISO 19810:2017, ISO 15989:2004/Cor 1:2007, ISO/TS 14778:2021, ISO 27448:2009, IEC TS 62073, ASTM 5946, ASTM D7490-13(2022), ASTM C813-20, ASTM D5946-17, ASTM D7334-08(2022), ASTM D5725-99(2008), ASTM D724-99(2003)

Surface Tension:

ISO 19403-3:2017(en), ISO 19403-4:2017(en), ISO 2456:1986, ISO 304:1985/Cor 1:1998, ISO 1409:2020, ISO 4311:1979, ISO 6889:1986, ISO 9101:1987(en), ASTM D7541-11(2022), ASTM D1331-20, ASTM D971-20, ASTM D2285-99

Some of Published Papers Using Jikan CAG for Measuring Contact Angle, Surface and Interfacial Tension, and Surface Free Energy

Additional Info

Get a Quote
Download Product's Catalogue
Contact Us
  • Uses SPPF (Sub-Pixel Polynomial Function) and ADSA (Axisymmetric Drop Shape Analysis) methods for high-accuracy contact angle measurement.
  • Calculating contact point motion rate while measuring dynamic contact angles.
  • Simple access to camera and environmental data such as temperature and humidity by touch screen display.
  • Automatic dispensing system for the desired volume rates.
  • Measuring the surface tension and interfacial tension using pendant drop method.
  • Calculating Drop Volume as well as Bond (Bo) and Worthington (Wo) numbers during surface tension and interfacial tension measurement.
  • Measuring the surface free energy using the OWRK, Wu and Equation of State algorithms.
  • Calculating Polar and Dispersive as well as Lifshitz-van der Waals/Lewis Acid–Base (LW–AB) components of surface tension
  • Real-time (Live) contact angle, surface tension, and interfacial tension measurement

Technical Data

Measuring Range | Inaccuracy

0° - 180° | ±0.1°

Camera System

Progressive CMOS Sensor | Global Shutter

Up to 150fps Optical Frame Rate

1024 × 1280 Pixels | Pixel Size: 5.0 μm × 5.0 μm

USB 3.0 | Video Sequences


±1 mm Working Distance Tolerance

Camera Back To Front Tilt


Lighting System

450 nm Wavelength | No Heat LED

Camera Positioning

Sample Holder Positioning

Motorized X & Z Direction Move (Optional Y Direction)

Motorized Y & Z Direction Move (Optional X Direction)

Position Adjustment Stroke | Accuracy

2.5 cm | ±100 μm


Automatic Dispenser | Nanoliter Resolution

Hardware Control

PC via Jikan Assistanst 

(Optional 7” Touch Control Pad)

Jikan Assistant Software

Contact Angle & Surface Tension Measurement Module Included

(Optional Surface Free Energy Measurement)

Computer Requirements

OS: Windows 8.1, 10, 11 (32-bit & 64-bit)

CPU: Intel Corei3 @ 1.3 GHz or Higher

RAM: 2 GB or Higher | Disk Space: 2 GB

Input | Power Supply

USB 3.0 | 110/220 V, 50 W, AC

Size | Weight

55 cm × 30 cm × 50 cm | 14 Kg

    First Name (required)

    Last Name (required)

    Organization (required)

    Country (required)

    Phone Number (required)

    Email (required)

    Desired Group of Products (required)

    Please Select Your Desired Contact Angle Goniometer Class

    Jikan CAG-10
    Jikan CAG-20 SE
    Jikan CAG-20 PE

    Please Select Your Desired Ice Adhesion Test Machine

    Jikan IAT-40

    Please Select Your Desired Thermocycle Test Chamber Class

    Jikan TTC-30
    Jikan TTC-40

    Please Select Your Desired Re-Circulating Mini Chiller Class

    Jikan RMC-10
    Jikan RMC-20

    Please Select Your Desired Dip Coating Machine Class

    Jikan DCM-10

    Please Select Your Desired Syringe Pump Class

    Jikan SPM-10
    Jikan SPM-20 (High Pressure)

    Let Us Know in Case You Have Any Additional Request or Note

    For any further question, Contact us and Jikan will get back to you as soon as possible.