Opticron MM3 50 GA ED Travelscope W/ Smart Phone Adapter. Just the Facts: Features and specifications at a glance: • Super-compact ED “extra low dispersion glass” objective • High contrast fully multi-coated optical system • Accurate 8:1 dual focusing system • Close focus to 8.2ft (50mm), 11.5ft (60mm) • Fully armored body • Tripod adapter […]