1.25 binocular monolithic adapter for astronomical telescopes

1.25 binocular monolithic adapter for astronomical telescopes function: connect astronomical telescopes for binocular observation. allow two eyes to match your telescope and see both eyes at the same time. an excellent accessory helps to reduce eye fatigue "clear eyes twinkle give you the widest view, plus a little clarity and a long eye relaxation material: metal color: black package contents: 1. binocular converter for telescope 1 * 1.85x multiplier 1 * 3x multiplier only the conten