Leginon

h1. Gatan on Windows-32

* This is only known to work for Gatan camera associate with FEI microscopes.  For JEOL microscope, dmsem is used.

h2. Extra Package and Installation

|_.program/package|_.notes|

|TecnaiCCD.dll |(Should come with the microscope).|

{{include(comtypes installer)}}

h3. Register TecnaiCCD.dll  (It may have been registered already)

*  From the command prompt, run the following commands.  You may need to enter the full path of the dll:

<pre>REGSVR32 TecnaiCCD.dll</pre>

h2. instruments.cfg

<pre>

[camera]

class: gatan.Gatan

zplane: 50

height: 4096

width: 4096

</pre>

* height and width depend on your specific camera

see [[instrumentscfg_for_22|instruments.cfg z plane configuration]] for more explanation.

h2. Setup

* Set camera configuration to give the [[Leginon Image Orientation|standard Leginon orientation]].

* Set the [[Low_dose_shutter_configuration_for_Gatan_camera_in_Digital_Micrograph_program|shutter configuration in DM]] to protect the specimen when camera is not taking images

h2. Testing with pyscope

In python command

<pre>

form pyscope import gatan

g = gatani.Gatani()

g.setExposureTime(200)

g.getImage()

</pre>

You should get a bunch of numbers in a numpy array.

h2. Programs to open before Leginon Client: Digital Micrograph