Swift 8.5x44 HCF Audubon Birding Binoculars
Swift 8.5x44 HCF Audubon Birding Binoculars Swift 8.5x44 HCF Audubon Birding Binoculars
(item # SI-828)
Price : $499.00
Sale : $409.00
You Save : $90.00 ( 18% )

Please note: This Bird Central product is no longer available for sale here - after almost 20 years, Bird Central has left the online universe - we appreciate your support over the years - thank you for your patience and understanding!
Swift Sport Optics has added a roof prism version of the world famous Audubon binocular. Using the same renowned 8.5x, 44 optical formula, BaK4 prisms, twist-up eyecups, and lightweight rubber armored body as the porro prism Audubons. The 828 offers fully multi-coated optics for high resolution viewing, close focus to under 9 ft., and a comfortable 19mm eye relief. The latest models incorporate a left diopter adjustment operated from the center focus knob for a more convenient quick focus.

Equipped with a neoprene neck strap, rainguard and objective lens covers, microfiber lens cloth and padded field case.


  • 5-Lens Ocular System
  • BaK4 Prisms
  • Fully Multi-coated Optics
  • Center Focus Diopter Adjustment
  • Waterproof, Fogproof & Shock Proof
  • SwiftPremier Twenty Five Year Warranty


Prism TypeRoof, 8.5x44
FOV @ 1000 yds/m336ft/112m
Close Focusunder 9ft/2.7m
Eye Relief19mm
PrismsBaK4, Phase Coated
Lens CoatingFully Multi-coated
ArmoredRubber Armor