Astromechanics Canon Lens Controller

Features

The Astromechanics Canon Lens Controller is a Canon EF/EF-S compatible solution for external iris & focus drive. Tamron, Samyang, and Sigma lenses are also supported. It features :

• GOTO function (absolute position) and relative position
• Lens Apperture setting

Operation

Main Control Tab

• Direction : inward or outward for relative position demand values
• Relative position : demand offset to the actual position
• Position absolute : demand absolute position, allowed if lower than maximum position
• Maximum position : upload the limit to the focuser
• Apperture : setting index of lens apperture (0: apperture fully opened e.g. f/2.8, 22: apperture closed e.g. f/22)

Connection

The USB connection is made on the default port, or by autosearch. The device is recognized as a USB Serial converter. Baudrate at 38400 is mandatory.

Options

The Options tab contains settings for all drivers that include polling (frequency of updates), logging, and debugging. No driver-specific options are available.

Presets

You may set pre-defined presets for common focuser positions in the Presets tab.

• Preset Positions: You may set up to 3 preset positions. When you make a change, the new values will be saved in the driver's configuration file and are loaded automatically in subsequent uses.
• Preset GOTO: Click any preset to go to that position