DILATRA / O–4 — Laser Thermal Dilatometer

01 / INSTRUMENT VIEW

Laser thermal dilatometer

WEBGL2 • 3D ACTIVE

THERMAL CHAMBER 22.0°C

LASER INTERFEROMETER 632.8 nm

MEAN SAMPLE TEMP

22.0°C

Finite-difference thermal solver

AXIAL DISPLACEMENT

0.000µm

Integrated thermal strain

FRINGES PASSED

0.00λ/2

Michelson double pass

SIMULATION TIME

00:00

20× real time

TEMPERATURE PROFILEFURNACE SPECIMEN

OPTICAL DISPLACEMENTAXIAL EXPANSION [µm]

02 / CONTROL CONSOLE

MODELLED

01 SAMPLE PARAMETERS

Specimen alloy

Sample length 120 mm

80 mm200 mm

02 FURNACE CONTROLLER

Target temperature 160 °C

20 °C320 °C

Temperature ramp 85 °C/min

2 °C/min240 °C/min

Simulation speed 20×

1×60×

03 LASER & DETECTOR

Laser wavelength 632.8 nm

450 nm850 nm

Sensor noise

LIVE INTERFERENCE PATTERNI = 0.970

Illustrative curved-wavefront fringe field, not a calibrated optical image.

04 OPERATION

MODEL BOUNDARIES

1D thermal diffusion, ideal linear expansion and simplified interferometric sensing. Educational simulation—not a certified metrology instrument.