Swift Audubon binoculars are classic performers known for their terrific optical quality and construction. The roof prism design of the Swift Audubon 8.5x44 is a lightweight 23.4 ounces and comes with fully multi-coated optics for increased light transmissions. A long eye relief and twist-up-and-down eyecups guarantee comfortable use with or without eyeglasses. The Swift Audubon binocular is covered by the Swift Premier 25-year warranty.
Fully Multi-coated Lenses
Increase light transmission with multiple anti-reflective coatings on all air-to-glass surfaces.
Enhances resolution and contrast through roof prisms.
Optimize light transmission.
Appreciated for a streamlined shape and durability.
Provides a secure, non-slip grip.
Twist up and down for comfortable viewing with or without eyeglasses.
Center Focus Wheel
Adjusts both binocular barrels at the same time.
Right Eye Diopter
Adjusts for differences in a user's eyes. Located by the center focus wheel.
Can be mounted using standard ¼-inch threading. Adapter sold separately.
Optics are sealed with O-rings to prevent moisture, dust, and debris from getting inside the binocular.
Barrels are filled with nitrogen gas to inhibit internal fogging.