Home.ts generating images

import { Component } from '@angular/core';
import { Observable } from 'rxjs';

@Component({
  selector: 'page-home',
  templateUrl: 'home.html'
})
export class HomePage {
  displayedImages;

  constructor() { }

  ngOnInit() {
    const baseImg = "http://lorempixel.com/400/200/";
    const imgArray = Array(1000).fill(baseImg);
    
    this.displayedImages = Observable.of(imgArray);
  }
}