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Sample
PDF Images
This page compares existing industry-standard TIFF Group IV and PDF image
files with files converted to the new ITU standard JBIG2 format and JBIG2-encoded
PDF format.
To
give you a feeling of compression rates over different image collections,
we've organized our images into the following categories:
All
of the sample images below are bitonal (black and white) images. Color
and greyscale samples are also available upon request.
NOTE:
You need Adobe Reader 5.0 or later to view JBIG2-encoded PDF files.
To get the latest version of Adobe Reader, click
here, or on the button below.
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Reports:
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TIFF
Group IV size (bytes) |
PDF
size (bytes) |
JB2
size (bytes) |
JB2-PDF
size (bytes) |
JB2-PDF W/OCR
size (bytes) |
| Starr
report page 39 |
96,814
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96,942
|
8,589
|
10,170
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12,593
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|
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Patents:
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|
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Books:
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 |
|
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Legal:
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 |
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TIFF
Group IV size (bytes)
|
PDF size (bytes) |
JB2 size (bytes) |
JB2-PDF size (bytes) |
JB2-PDF W/OCR size (bytes) |
| Legal
Page 1 |
69,432
|
72,285
|
11,335
|
12,890
|
14,832
|
|
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Financial:
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 |
|
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Fax:
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 |
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TIFF
Group IV size (bytes)
|
PDF size (bytes) |
JB2 size (bytes) |
JB2-PDF size (bytes) |
JB2-PDF W/OCR size (bytes) |
| CCITT
image4 |
72,144
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72,664
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11,792
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13,408
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16,417
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