[ Identification | Description | Input parameters | Links ]

# The `Test_V_cavity_SNAG_single_side` Instrument

Test instrument for Transmission_V_polarisator, single layer reflectivity.

## Identification

- Site: Tests_polarization
- Author: Michael Schneider (SNAG)
- Origin: SNAG
- Date: 2024

## Description

    Test instrument for Transmission_V_polarisator, single layer reflectivity.

## Input parameters

Parameters in boldface are required; the others are optional.

Name | Unit | Description | Default
Lam | AA | Central wavelength produced at source | 7.0
dLam | AA | Wavelength spread produced at source | 6.0
l_guide0 |  |  | 2
m_hori | 1 | m-value of feeding guide, horizontal mirrors | 1.0
m_vert | 1 | m-value of feeding guide, vertical mirrors | 3.0
m_pol_h | 1 | m-value of guide body, horizontal (m of FeSi is defined by data files) | 1.0
m_pol_v | 1 | m-value of guide body, vertical (m of FeSi is defined by data files) | 3.0
W | m | Width of guide and cavity | 0.024
H | m | Height of guide and cavity | 0.058
Length_C | m | Length of guide body | 1.300
tap_ang | deg | Taper angle with respect to optical axis of V-cavity | 0.55
distK | m | Distance between V-cavities (applicable, if 2 cavities are installed) | 1.23864
d_Fe | m | Thickness of Fe in one supermirror coating | 6.95e-6
d | m | Distance from source to guide entrance | 2.0

## Links

- Source code for `Test_V_cavity_SNAG_single_side.instr`.
- P. Böni, W. Münzer and A. Ostermann: Physica B: Condensed Matter Volume 404, Issue 17, 1 September 2009, Pages 2620-2623

[ Identification | Description | Input parameters | Links ]