Angular: Empty Fiddle

http://angularjs.org/

HTML

<div ng-app="DispAngleApp"  ng-controller="AppCtrl as app">
    <select size="1" ng-change = "change_val(angle3)" ng-model = "angle3">
    <option ng-repeat ="option in data" value="{{option.id}}">{{option.name}}</option>
    </select>
    
    <button ng-click="getValue()">Get value.</button>
</div>

JavaScript

var myApp = angular.module('myApp',[]);

function AppCtrl($scope) {
	$scope.data = [
		{id:0, corner1: '0', corner2: '0', name: '---Выберите ТК---'},
		{id:1, corner1: '0', corner2: '0', name: 'ТКР-6(01)'},
		{id:2, corner1: '90', corner2: '99', name: 'ТКР-6(02)'},
		{id:3, corner1: '180', corner2: '270', name: 'ТКР-6(03)'}
	];
    $scope.angle3 = '0';
    
    $scope.getValue = function () {
    	var value = $scope.data[$scope.angle3].corner1 + ',' + $scope.data[$scope.angle3].corner2;
        console.log(value);
    }
    
    
    
}
$scope.angle3 = $scope.data[0];