I.R.I.S. IRIScompressor Pro Mac - Manual (Page 13)

Using IRISCompressor Pro
14
To change the default settings: right-click a file, point to
IRISCompressor and select Options. See the section
IRISCompressor Options for more information.
Important note: Adobe Reader is recommended to open
compressed PDF files on a mobile OS (e.g. on an iPad or Android
tablet)
Supported image file types
IRISCompressor is able to compress the following image file types:
JPEG JP2K (JPEG2000)
BMP TIFF
PDF* GIF
PNG
*Attention: PDF files are compressed best when they contain
images. PDF files that only contain text will hardly be reduced in
size.
IRISC
OMPRESSOR
P
RO
I
NTERFACE
Use the IRISCompressor interface to import your image and PDF
files, arrange them in the order of your choice, and select the
output settings.
To access the IRISCompressor interface:

From the Windows Start menu, go to All Programs > IRIS >
IRISCompressor.