A good used example of this comfortable and convenient porroprism binocular by Nikon:
Multicoated, aspherical eyepiece lenses and BaK4 prisms: Deliver bright, high-resolution images under all lighting conditions.
Ergonomic body design: Comfortable for extended viewing.
Large exit pupils: Translate into excellent glassing at dawn and dusk.
Smooth central focus knob: Fast range of focus for quick viewing.
Durable and protective, rubber-armored coating: Provides a fast, sure, non-slip grip, wet or dry.
Manufactured Responsibly with lead and arsenic-free Eco-Glass™