Revision as of 16:07, 27 May 2008

Beam Tuning pictures:

Smallest beam spot at 0 Degree port

The beam appears to light up a 3 mm diameter circle on the Phosphorus screen.

The beam appears to light up a diameter circle on the Phosphorus screen with [math]20 \pm 10 \mu A[/math] of beam current.

Retune machine to maximize transmission between the FC collar and the FC.

Using FrameGrabber

Revision as of 15:55, 27 May 2008 (view source) Oborn (talk \| contribs) (→‎Max Transmission) ← Older edit		Revision as of 16:07, 27 May 2008 (view source) Oborn (talk \| contribs) (→‎Max Transmission) Newer edit →
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	[[Image:CHIPS_IAC_5-27-08_90DegreePort_MaxTransmission_FrameGrabber.jpg \| 200 px]]		[[Image:CHIPS_IAC_5-27-08_90DegreePort_MaxTransmission_FrameGrabber.jpg \| 200 px]]

−	[[Image:CHIPS_IAC_5-27-08_FC-CollarRatio.jpg]]	+	[[Image:CHIPS_IAC_5-27-08_FC-CollarRatio.jpg \| 200 px]]