Anything less than 15.5 mm will cause vignetting, and you won't be able to see the whole field of view described above. Longer is better, up to 19 or 20 millimeters. So this is very close to the best! If there is a bird hopping very close to you in the brush, you won't have to back up to see it!Įyeglass wearers will appreciate the long 17.8 mm of eye relief. Many binoculars only close focus to 8 or 9 feet. If you enjoy watching butterflies at your feet, or hummingbirds at the window feeder from inside your home, you will appreciate the very good close focus distance of only 6.5 feet. It isn't the absolute best (440'), but it is far better than those with a narrow field of view (330'). If there was a fenceline perpendicular to you 1000 yards away, you could see 393 feet of it through these binoculars. The field of view of 393 feet at 1000 yards describes how much scenery, side-to-side, your binoculars take in. Anything over 5.0 allows your pupils to receive a bright image in bright or dim light. The 42 lens size divided by the 8x magnification is the exit pupil of 5.25 mm. Combined with the 42 mm objective lens, this is ideal. The 8x magnification is best for general bird watching. These numbers can be a bit intimidating, but I explain, below. Bird watching requires several optical parameters that don't matter as much for hunting or general wildlife viewing. The table above shows the most important specs when it comes to bird watching binoculars. Please read on.īinocular specs (the numbers that matter) I recommend them as the best birding binoculars under $200.ĭecember 2022: A recent binocular review by Cornell's All About Birds ( source) lists the Celestron Nature DX ED 8x42 as one of the top 3 budget binoculars for bird watching. They have a wider than average field of view for easily spotting flying birds as you raise your binoculars to your eyes. They are sealed to be both waterproof and fog proof. These budget-friendly binoculars have good optics with ED glass and BaK-4 prisms that combine a bright and sharp image with excellent contrast and rich color. The Celestron Nature DX ED 8x42 is a great choice for a full-sized entry-level birding binocular. These binoculars are an excellent introductory pair of birding binoculars. Is the Celestron Nature DX ED 8x42 binocular any good for bird watching? My personal opinion, after buying and using them for some time is yes.
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