EXIF tag · IFD0

CellLength

The CellLength tag stored in the IFD0 directory.

0x0109
Tag ID (265 decimal)
IFD0
IFD / group
int16u!
Data type
EXIF
Table

What CellLength means#

The CellLength tag stored in the IFD0 directory.

Read, write and remove it#

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

In Python with Pillow:

from PIL import Image
exif = Image.open("photo.jpg").getexif()
value = exif.get(0x0109)  # CellLength
print(value)

Frequently asked questions#

What is the EXIF tag ID of CellLength?

0x0109 (265 decimal), in the IFD0 directory.

How do I see CellLength in a photo?

Run exiftool -CellLength 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