I picked up a like new Swift Audubon 8.5x44 Model 804 for $300 because I have always wanted to try one, hearing good things about them, but I wasn't expecting much to tell you the truth, but they are truly impressive especially for their price. They are like a cross between the Nikon E2 8x30 and Nikon SE 8x32, with some of the best qualities of both all tied up into one binocular. They have the huge immersive 70 degree AFOV of the E2 with the on-axis sharpness of the SE.
They have about the same amount of fall off at the edges as the E2 but seem to be sharper on-axis, and they have even better stereopsis than either the E2 or SE, probably due to the huge separation of the objective lenses. They seem to be brighter also, although I am sure their transmission is not as high as either, the 44 mm objective makes up for the difference with a much larger exit pupil.
The build quality is also very good, being MIJ. I was lucky enough to get the real leather hard sided case, which was a bonus. The best thing about these is the huge immersive FOV and the 8.5x magnification makes it that much better and seems about the maximum most people can use hand held. They are a good buy and a fun binocular to own, especially if you are on a budget, and you are looking for a good birding binocular. They are porro heaven when you look through them for the first time. Truly impressive.
Swift Audubon 8.5x44 model 804 - Under 50 mm





They have about the same amount of fall off at the edges as the E2 but seem to be sharper on-axis, and they have even better stereopsis than either the E2 or SE, probably due to the huge separation of the objective lenses. They seem to be brighter also, although I am sure their transmission is not as high as either, the 44 mm objective makes up for the difference with a much larger exit pupil.
The build quality is also very good, being MIJ. I was lucky enough to get the real leather hard sided case, which was a bonus. The best thing about these is the huge immersive FOV and the 8.5x magnification makes it that much better and seems about the maximum most people can use hand held. They are a good buy and a fun binocular to own, especially if you are on a budget, and you are looking for a good birding binocular. They are porro heaven when you look through them for the first time. Truly impressive.
Swift Audubon 8.5x44 model 804 - Under 50 mm





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