in the feathers and a crisper look overall. Careful testing with the binocs, supported to avoid shake, confirms this: the Leicas have (by a small margin) the sharper optics and The Maven CM.1 features crystal clear extra low-dispersion (ED) glass, fully multi-coated lenses, and a durable, yet lightweight polymer frame I wonder though what "effective aperture" really means? I assume it is a reduction in "real" diameter, with the objective stopped-down in some way by internal baffles, but I see that the quoted exit pupils are derived from the full aperture, not a stopped-down one. PHASE COATING: The phase coating applied to the prism. Suppresses flare and goose, and realizes excellent image performance with bright, sharp, and high contrast.

have bigger exit pupil and are steadier, while 12x50 offers larger mag - the question is... is 12x50 worth the extra mag? What is your personal experience in observing the sky with similar binos and objective size but different mag? Does the eye really take advantage of the 5mm exit pupil size vs. 4.2? But the theoretical difference between the 10x50 and 12x50 is small, and may be overwhelmed, in practice, by the particulars of the individual binoculars, like eye relief, field width and edge quality, things like that, you know. I'd rather have a good any size bino than a bad any other size bino. flat fields. Nevertheless, these eyepieces deliver a wide field of view at 5.7 ° that matches Swarovski’s 12x50 ELs and betters Nikon’s 12x50 They are definitely easier to handhold standing up then my Oberwerk 12x54 binoculars and they have a wider true FOV then them (5.2° vs 4.9°). They have a pretty sharp edge with virtually no vignetting. Stars are sharp in the central 65-70% of the field, thus yielding about 3.5° of flat field on center. Eye-relief was fine. I looked the way the aperture covers could still be attached to the binoculars and just popped down. High Constant & Resolution Images Latest optics technology, the HD small monocular telescope equipped with fully multi-coated lens, superior light transmission and brightness and the light transmittance reaches up to 99. 5%. Our monocular has also low-light-level night vision, it could help you see things in low light (can't see anything in complete darkness), providing you an amazing spotting view experience.A NEW CONCEPT MONOCULAR DESIGNED TO BE EASILY USED WITH ONE HAND A waterproof monocular, with high performance, specialised operation and optional accessories (macro stand and smartphone adapter that can be used as an 18x microscope), allowing to maximise the situations for use Just like how larger windows in your house let in more light, the larger surface area of 50mm lenses ensures that they “capture” more light than 42mm ones. The Sierra Designs 800 20 is all designed to make nights in the great outdoors more comfortable – no zips required! The strong magnification power, comfortable design, efficient and smooth focusing of binoculars work extremely well for sightseeing, birdwatching, and hunting!

There are locations in the Bay Area where, for all the tea in China, I would not want to live. Your location must be terrible. Sorry to hear that. Our HD optics feature fluoride-containing lenses, which virtually eliminate colour aberrations. The scatter is considerably less with fluoride than with even the best types of optical glass. This enables maximum colour fidelity and leads to a significant improvement in resolution and contrast. EL 50 binoculars offer a strong magnification and excellent sharpness of detail – just perfect when observing over long distances or at twilight. The most compact 50-mm binoculars are second-to-none. They impress with their perfect weight balance and allow you to hold them steadily in your hand. Larger exit pupils also provide brighter images at twilight. The best ergonomic monocular is the Pentax 63620 model designed to be easily used with one hand. Ideal for hikers and travelers, this 150-gram monocular has a compact palm-size body with a non-slip rubber coating. Slightly more powerful than most large binoculars and nicely priced, the Nikon Action EX 12x50 are impressive and good value. We had a lot of success with these binoculars during the night and day, but they are more substantial than most rivals. Their extra bulk may put a lot of potential users off, but the 12x magnification is worth it if you want to get closer-in to distant objects and animals.

binoculars are best for daytime use in normal to good light conditions. The low cost and fractionally smaller instrument body are just added benefits. C) and the Swarovski has greater eye relief which may be the deciding factor if you wear glasses. Otherwise, either is fine As with any binoculars, there is no single best option, rather you can get the best one for your specific requirements and preferences. Image-wise they consistently impress, with one caveat. Extra power means less light transmission, but I found images to be bright enough both during the day and also in low light conditions. There's plenty of depth of field, with images crisp, colourful and contrasty. There is a slight drop off of detail towards the edge of the field of view, though it's only something we noticed when stargazing, during which the Nikon Action EX 12x50's brightness and clarity impressed within an immersive night sky. Nikon Action EX 12x50 binoculars review: alternatives to consider

Although it's impossible to see much detail in the giant planet's cloud-tops, we could easily discern Jupiter's four big moons Ganymede, Europa, Callisto and Io. When trained on Polaris, the North Star, we were treated to a sharp view of the 'engagement ring' of nine stars around it. Ditto the stars of the Beehive Cluster in Cancer, from which we got immersive and contrast-heavy views, with only a slight drop in sharpness detectable towards the edge of the field of view. It's barely noticeable, only being an issue when sweeping the Nikon Action EX 12x50 binoculars across the rich star fields of the Milky Way. Nikon Action EX 12x50 binoculars: Functionality Firstly, I see that review is quite a few years old, so I'm not sure if yours would be the same as the older ones. Have you done the same tests for true aperture and magnification? They are easy to do. High Power Magnification , a full 40x magnification and 60mm object lens diameter monocular, provides a high clarity and bright image, enjoy the beauty from the distance. This handheld monocular telescope has large field of view, has the best view in your outdoor adventures, Ideal for outdoor enthusiasts and wilderness explorers, and is a must-have for birdwatching, wildlife, hunting, hiking, mountaineering, camping, also best for surveillance and traveling. Instruments using poor quality optics and coatings, just like the quality of glass used to make windows in houses, will not perform as well as higher quality ones. Looking to upgrade your equipment? Get competitive prices on major brands with our part-exchange service.In a good chair with head and elbows supported 12x would be great, but not flatfooted and freehanded. This powerful monocular features a well-balanced lightweight polymer frame, extra low-dispersion (ED) glass, and fully multi-coated lenses for an exceptionally clear, bright, high-contrast image with excellent color reproduction. Vaude's Hogan SUL 1–2P tent is a comfortable, cleverly designed, easy-to-carry, virtually all-conditions shelter for the adventurous YOU CAN GET THE ULTIMATE UP-CLOSE NATURE EXPERIENCE with our high-powered optics and large diameter lens. Do you always look for the highest magnification possible when choosing a monocular or binocular? – In practice this is rarely a good idea! Find out why in our description below. But I can't see any of the Messier objects with it (I did see M31 at one time with 8x40 but I was in a different location.)