If these were to be your only bins, I might suggest the 10x50s for probably no loss of what you can actually see. Please note that it doesn't matter whether there is spacing between the numbers or whether the "X" is upper- or lower-cased.

They help us to identify popular products and understand your browsing habits so we can display relevant adverts to you. And next to my much higher quality 8x42 bins, I have to report I see more, and more clearly, with the 8x42s. Learn more about extra solar planets imagery, 3D Star rendering, observation planning, telescope control, multiple-panel printing, and much more. And ‘cheap’ Porto prism bins usually suffer that ‘back and forth’ focus necessity as the focus arms are rarely slick enough to avoid some slack (probably the reason for the tight main focus wheel, to keep the arms in as ideal a plane as possible. The SkyMaster series of binoculars have multi-coated optics and high index BaK-4 prisms for superb light transmission and increased contrast and resolution.Since I got it we haven't yet had a really good night, but I've had it out on at least three evenings and also did some daytime terrestrial checking last weekend and am quite happy with the results so far. Eyecups are foldable, but offer very generous eye-relief, and you can make it perfect even for eyeglass wearers.

For those where money is no object and ultimate optical performance is required then look no further than the Nikon Monarch HG 10x42. For a more compact pair of more generalist binoculars, consider the Celestron TrailSeeker 8x42 which we reviewed. F/-4°C (outside), we still didn't have any experience with the SkyMaster 12x60 fogging up, meaning we could get straight to observing. The rubber is non-slip, enhanced by the rubber pimples, and the focus knob is also textured and tactile.Celestron Solar Safe filter technology is GUARANTEED SAFE for direct solar observation and has been independently tested by SAI Global Assurance Services. Pupillary Distance is the distance between the pupils of your eyes, measured from center to center in millimeters. Small tweaking for collimation was done this morning on the 12x60's after I had them out yesterday and thought that the collimation was spot on.

This design is used for small compact binoculars where the eyepieces are more widely spaced than the main optics.

Two of the models also offer variable magnifications, so you can get finer details without moving the position. Eyeglass wearers will be pleased to note that these have 17mm of eye relief and thus you should be able to see a full image without black rings on the edges whilst keeping your glasses on.