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The Vortex Crossfire HD series consists of four models: the 8x42, the 10x42, the 10x50 and the 12x50. All of them are roof prism Schmidt-Pechan devices but on the site of the producer you can't find any information concerning dielectric or phase correction coatings. Instead, we are said that all air-to-glass surfaces are covered by multilayer anitreflection coatings.

At the beginning of June 2023 the American Vortex company presented their newest pair of binoculars belonging to the entry-level price point. We think here of the roof prism Triumph HD 0X42 that, right after the launch, was offered for 149 USD.

The Canon 12x36 IS III binoculars, is, as its name indicates, a third generation of this stabilized construction produced by this very well-known optics manufacturer. The stabilization unit is based on two gyroscope sensors which cooperate with the compact Porro Type II prism system; they enable you to correct for up to +\-0.8 degrees.

The SE series produced by the Japanese Nikon company consisted of three porroprismatic binoculars with the following parameters: 8x32, 10x2, and 12x50. They were supposed to be top-of-the-rank, classic, efficient constructions, offering you premium optics for a price still acceptable for most of potential customers.

We encourage you to read our latest article, which is devoted to the history of 7x50 class binoculars produced in the optical factory in Jena, Germany.

In 2019 Vortex made a very bold move and decided to attack positions of the most important market players by launching the Razor UHD line which models reach a quite high price point, that of 2000 USD. Please enjoy our full review of Vortex Razor UHD 12x50 model.

The BX-5 Santiam HD series consists of top-of-the-range devices with the highest price-performance ratio produced by the American Leupold company. There are five roof prism models with the following parameters: 8x42, 10x42, 10x50, 12x50 and 15x56. All are produced in Japan.

The Action EX series produced by Nikon, one of the most renowned Japanese companies, consists of average price range binoculars with the following parameters: 7x35, 8x40, 7x50, 10x50, 12x50 and 16x50.

Year 2018 brought another change – the binoculars were given a completely new optical constructions and the number of models in that particular line-up decreased to four devices with the following parameters: 8×42, 10×42, 10×50 and 12×50.

The BX-4 Pro Guide HD series produced by American Leupold consists of six roof-prism pairs of binoculars with the following parameters: 8x32, 10x32, 8x42, 10x42, 10x50, and 12x50.The optical system, described shortly as HD, features fluorite elements that are supposed to ensure a perfect correction of chromatic aberration.

Image-stabilized binoculars constitute a quite narrow class of optical instruments and that segment has been dominated for many years by two producers, Canon and Fujifilm. Some might also add Nikon to that list because they feature such binoculars in their line-up as well but the truth is that Nikon binoculars have also been produced by Fuji.

The Ultravid HD series was launched in 2007, superseding the Ultravid series. It consists of roof prism models with objective diameters ranging from 20 to 50 mm. All the binoculars from this series have prisms put in the Schmidt-Pechan system. To ensure high transmission they are covered by dielectric HighLux (HLS) coatings and, additionally, P40 phase coatings.

In March 2017 the Polish Delta Optical company announced a launch of a new series of binoculars called Chase ED. It was supposed to consist of four models with the following parameters: 8×42, 10×42, 10×50 and 12×50.

The BX-1 McKenzie HD series, offered by the American Leupold company, consists of four models with the following parameters: 8x42, 10x42, 10x50, and 12x50. All models are Schmidt-Pechan roof prism devices but the producer does not inform what coatings cover their reflexing surfaces, and whether or not they are also phase-correction coated.

The Vortex Crossfire HD series consists of four models: the 8x42, the 10x42, the 10x50 and the 12x50. All of them are roof prism Schmidt-Pechan devices but on the site of the producer you can't find any information concerning dielectric or phase-correction coatings.