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L1.html
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L1.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" type="text/css" href="css/calculator.css">
<link rel="stylesheet" type="text/css" href="/WebShop/css/calculator.css">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.0/css/bootstrap.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.0/js/bootstrap.min.js"></script>
<script type="text/x-mathjax-config">
MathJax.Hub.Config({tex2jax: {inlineMath: [['$','$'], ['\\(','\\)']]},displayAlign: "center"});
</script>
<script async src='https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/MathJax.js?config=TeX-AMS-MML_HTMLorMML'></script>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.6.9/angular.min.js"></script>
</head>
<body ng-app="main">
<div class="row" id="Divergence_angle" ng-controller="control_panel">
<div class="row" id="Diffraction_limited" ng-controller="control_panel">
<div class="col">
<!-- <h1 class="title">Diffraction-limited angular resolution<small><span data-toggle="collapse" data-target="#info_Diffraction_limited" class="glyphicon glyphicon-collapse-down"></span></small></h1>
-->
<div class="banner" data-toggle="collapse" data-target="#info_Diffraction_limited" class="btn btn-default btn-sm">
<div class="banner-content">
<h1 class="title"> <span class="fa fa-chevron-down"></span> Gaussian beam propagation-divergence</h1><br>
</div>
</div>
</div>
<div class="col">
<div id="info_Diffraction_limited" class="collapse">
<b><p style="text-align:left;">The following is a calculator that helps you calculate the Divergence angle $\theta$, by inputting the Beam waist, Beam quality factor and Central wavelength.</p>
<p style="text-align:left;">The formula that will be used is as followed:</p>
<center><img src="image/L1-resize.png">
<h2 style="text-align:left;">${\theta}= 2M^2 (\frac{λ}{\pi w_0})$</h2>
</b>
</div><br>
<fieldset class="input">
<legend>Input</legend>
<div class="col">
<h5>Beam Waist, $w_0$: </span></h5>
<div class="input-group">
<input onchange="myFunction();" type="number" class="form-control" ng-model="BW" ng-change="myFunc()">
<span class="input-group-addon">mm</span>
</div>
</div>
<div class="col">
<h5>Beam Quality Factor, $M^2$: </span></h5>
<div class="input-group">
<input onchange="myFunction();" type="number" class="form-control" ng-model="BQF" ng-change="myFunc()">
<span class="input-group-addon"></span>
</div><br>
</div>
<div class="col">
<h5>Central wavelength, λ </h5>
<div class="input-group">
<input onchange="myFunction();" type="number" class="form-control" ng-model="CW" ng-change="myFunc()" >
<span class="input-group-addon">nm</span>
</div><br>
</div>
</fieldset><br>
<fieldset class="output">
<legend>Output</legend>
<div class="col">
<h5>Divergence angle, $\theta$ : </h5>
<div class="input-group">
<input type="number" class="form-control" ng-model="DA" ng-change="myFunc()" readonly/>
<span class="input-group-addon">mrad</span>
</div><br>
</div>
</fieldset>
</div></div>
</body>
<script>
angular.module('main', [])
.controller('control_panel', ['$scope', function($scope) {
$scope.myFunc = function() {
$scope.DA=2*$scope.BQF*(($scope.CW*1e-3)/(Math.PI*$scope.BW));
};
}]);
</script>
<script>
function myFunction() {
var Beam_waist = document.getElementById("BW");
var Beam_quality_factor = document.getElementById("BQF");
var Central_wavelength = document.getElementById("CW");
var Divergence_angle = document.getElementById("DA");
var m_Wavelength = Central_wavelength.value*1e-3;
var pie = 3.141592654;
Divergence_angle.value= (2*Beam_quality_factor.value*(m_Wavelength/(pie*Beam_waist.value))).toFixed(3);
;}
</script>
<!---title----->
<style>
fieldset {
background-color: #e6e6e6;
}
</style>
<!--OUTPUT-->
<style>
legend {
font-size: 180%;
border-radius: 10px 10px 0 0;
background-image: linear-gradient(to bottom , lightblue,#03448c 90%);
background-color: #668cff;
color: white;
text-align: center;
}
</style>
</html>