Make sure the brightness of Olympus microscope is at 3%. Select a material, enter the color observed under an optical microscope on SiO₂/Si, and estimate the flake thickness from calibration data.
01 — Select Material
02 — Calibration Data
Source:data/WSe2.csv
Fetching calibration data…
03 — Input Color
#
Enter a color value above to preview
04 — Estimation Result
WSe₂
—
nm (estimated)
Interpolated Thickness—
Closest Match in Data—
Closest Color—
Color Distance (ΔE)—
Position on Thickness Scale
0 nm250 nm
Estimation uses weighted k-nearest-neighbors interpolation in CIE L*a*b* color space with ΔE₂₀₀₀-based perceptual distance. The closest data point from the calibration dataset is also shown.