並前往https://www.opticalhuseum.me/%E7%B3%BB%E7%B5%B1%E6%AB%83%E6%8B%8D%E6%8B%8D%E6%89%8B-blum%E5%A5%A7%E5%9C%B0%E5%88%A9%E9%80%B2%E5%8F%A3/