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Canon EF-232 Library User Manual 1.3 (pdf)
BEI Device Interface User Manual 1.0 (pdf)
Birger Release Notes (rtf)



BEI Device Interface - Mac OS X

System Requirements : Mac OS X 10.5 or later, PPC or Intel.

Current Version

BEI Device Interface Mac OS X 1.1.13 (Universal 32/64-bit Binary)

Previous Versions

System Requirements : Mac OS X 10.5 or later, PPC or Intel.

BEI Device Interface Mac OS X 1.1.12 (Universal 32/64-bit Binary)
BEI Device Interface Mac OS X 1.1.11 (Universal 32/64-bit Binary)
BEI Device Interface Mac OS X 1.1.10 (Universal 32/64-bit Binary)

System Requirements : Mac OS X 10.4-10.5.8, PPC or Intel.

BEI Device Interface Mac OS X 1.1.8 (Universal Binary)
BEI Device Interface Mac OS X 1.1.7 (Universal Binary)



BEI Device Interface - Windows

System Requirements : Windows XP, Vista, 2000, Win7.

Uninstall any previous version of the application before installing the new version.

Current Version

BEI Device Interface 1.1.9 Windows Installer

Previous Versions

BEI Device Interface 1.1.7 Windows Installer
BEI Device Interface 1.1.6 Windows Installer
BEI Device Interface 1.1.5 Windows Installer
BEI Device Interface 1.1.4 Windows Installer



Canon EF-232 Lens Library

Current Version

Hardware Rev 4 - Bootloader v45+

Canon EF-232 Library 23a

Previous Versions

Hardware Rev 4 - Bootloader v45

Canon EF-232 Library 22b
Canon EF-232 Library 21d
Canon EF-232 Library 21c
Canon EF-232 Library 21a
Canon EF-232 Library 20d
Canon EF-232 Library 20c
Canon EF-232 Library 20a
Canon EF-232 Library 19z
Canon EF-232 Library 19y
Canon EF-232 Library 19x

Hardware Rev 4 - Bootloader v44

Canon EF-232 Library 19d...(Coming Soon)
Canon EF-232 Library 19a...(Coming Soon)
Canon EF-232 Library 18...(Coming Soon)



Birger ASCOM Driver

Focuser Driver v1.0.5 (Universal - XP, Vista, Win7; 32/64-bit; ASCOM Platforms 5.5.1 and 6)



Birger Impero

Impero Controller v2.1
Manual-Update Instructions (pdf)
Quick Notes for Versions 1.4 and Above (pdf)

Previous Versions

Impero Controller v2.0
Impero Controller v1.8
Impero Controller v1.5
Impero Controller v1.4