EXIF tag · IFD0

CalibrationIlluminant2

--> EXIF LightSource Values

0xc65b
Tag ID (50779 decimal)
IFD0
IFD / group
int16u!
Data type
EXIF
Table

What CalibrationIlluminant2 means#

--> EXIF LightSource Values

Read, write and remove it#

# read
exiftool -CalibrationIlluminant2 photo.jpg
# write
exiftool -CalibrationIlluminant2="…" photo.jpg
# remove
exiftool -CalibrationIlluminant2= photo.jpg
# all files in a folder, as CSV
exiftool -csv -CalibrationIlluminant2 -r ./photos > calibration-illuminant2.csv

In Python with Pillow:

from PIL import Image
exif = Image.open("photo.jpg").getexif()
value = exif.get(0xc65b)  # CalibrationIlluminant2
print(value)

Frequently asked questions#

What is the EXIF tag ID of CalibrationIlluminant2?

0xc65b (50779 decimal), in the IFD0 directory.

How do I see CalibrationIlluminant2 in a photo?

Run exiftool -CalibrationIlluminant2 photo.jpg, or open the file's info panel in Lightroom, Photoshop, Windows (Properties → Details) or macOS Preview (Tools → Show Inspector).

Last updated October 03, 2026 · How we calculate · Sources