[ Identification | Description | Input parameters | Output parameters | Links ]

The Test_Lens Instrument

Demonstrate focusing effect of refractive lenses

Identification

• Site: tests
• Author: E. Farhi/C. Monzat
• Origin: ILL
• Date: Dec 2009.
• Version: 1.7

Description

Very simple setup with 30 stacked lenses which focus a cold neutron, 
non diverging beam (ideal case). A set of PSD monitors is positioned
around the focusing point to show the beam spot.

Input parameters

Parameters in boldface are required; the others are optional.

Name	Unit	Description	Default
lambda	Angs	Source wavelength	10
position_PSD	m	Distance from last lens to first monitor	8.2

Links

• Source code for Test_Lens.instr.

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[ Identification | Description | Input parameters | Output parameters | Links ]

Generated automatically by McDoc, Peter Willendrup <peter.willendrup@risoe.dk> / Fri May 11 08:41:09 2012

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Last Modified: Friday, 11-May-2012 10:41:09 CEST