Binocular Reviews

Walking through the number of models of binoculars from different brands could actually put you to a fix. Kowa the brand, who markets its products worldwide, has come out with this innovative series known as ‘High Lander’. Kowa High Lander 32×82mm Waterproof Binocular as the name suggests is powerful in bringing things closer that is suitable for the astronomical observation. You would be amazed to watch through the deep sky with the handy binocular without facing the trouble of managing the whole telescope. Another interesting aspect is its use for general terrestrial observation and surveillance.

Optical Technology:

With the aim to provide, the user with sharp images with high quality is the make of this optics. It offers a wide field of view and the high eye point that does not stress the viewing eyes. Just not the usual Achromat lens, it comes with the pominar apochromat type of crystal lens to satisfy the seeker of high quality performance.

The Physical Characteristics:

Made with the grey colour housing and the robust construction it weighs a little more than the normal ones with 6.16 kg. However, when you consider the binocular doing the job of the huge telescope it is justified. The housing made of die-cast aluminium for its durability can withstand for hard usage. The dimension that makes it is 16.9” x 9.4” x 5.9” relating to the length, width and height of the device.

Magnification and Aperture:

These two factors determine the application and the ability of the binocular. The one comes with the magnification power of 32x, while with the use of the eyepiece the magnification can be enhanced. Kowa provides with the interchangeable 50x and 21x eyepiece to facilitate the deeper and far off observation. One another technical detail is the objective lens diameter that measures 82mm. This is quite big to transform the images brighter and clearer, can also support the long distance observation.

Focus system:

The IF system that denotes the individual focus system permits the user to set each of the ocular individually for more accurate observation. This helps in detailed view of the viewing objects.

Other product details:

Kowa HighLander 32×82mm Astronomical Binocular is been designed as water proofed technology. The housing is waterproof and it has dry nitrogen gas fill that prevents the lens from fogging. This takes the user for long hours of observation even in the extreme weather conditions. Available in this Binocular is the hood for the eyepiece that prevents unnecessary light and the raindrops from disturbing the observation. Offered with this model a set up mount that works easily as you have to just push the eyepiece and pull them out if it has to be detached.

Warranty:

Warranty for the lifetime of the product given by the manufacturer, takes Kowa High Lander 32×82mm Grey colour Binocular a step higher.

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Kowa HighLander 32×82mm Binocular - Technical Specification Table

Model Overview:

Hawke Optics, the well-experienced brand that offers many sports optics consists of binoculars as its major segment. Having been catagorised with many segments based on its utility it captures the market that look for professional device. Hawke Nature-Trek 10×50 Binocular that is been reviewed belongs to its nature-trek series that is the perfect match for the travelers and nature enthusiasts. The features are been focused that suits using the product in any weather conditions.

Physical Characteristics:

Although not the one that is very compact, it does serve the purpose for the travelers. It weights 812 grams and with its rich technical, the weight does not seem as a compromise. The body comes with the complete shock resistant polycarbonate material that gives it a robust structure. The casing is comparatively on the lightweight side. They are fully nitrogen purged that makes it both waterproof and the fog proofed device. The rubber armouring offers a high grip and so is the waterproof body. All put together the high quality casing and the proof against water and fog keeps the internal technology safe and in place even when received any hits or drops.

Perfect Optics:

Having been constructed with the Roof BAK4 prism and the lens coating is fully multi-coated the high quality image can be obtained. With the inner focus optical design it transforms stunning optical images. The fully multi coated optics and the Prism quality in this combination produces clearer, crispier and stunning images with high resolution.

Magnification and Aperture:

The magnification ability of Hawke Nature-Trek 10×50 Roof BAK4 Prism Binocular is 10x which denotes that the viewing image looks 10 times bigger than its size. The objective lens of this model measures 50mm in diameter which is been said to be the aperture of the binocular. This works best for the light gathering and this is the highest aperture offered by the brand Hawke in this series. The exit pupil that is been present in the center of the objective lens also works along to produce brighter and clearer images.

Focus system:

With the central focus system, Hawke Nature-Trek 10×50 Water Proof and Fog Proof Binocular makes the operation simple and it does offer a clear focus of the viewing object. The effortless focus and the impressive depth of field makes handling simple and so is that it excites the users; the dioptre adjustment is another smooth operation that makes easy aliening for viewing the desired objects. Well, the field of view at the distance of 100 yards is 93 metres and with respect to the close focus system, it allows a close focus of 2.5m that is quite good when looking through to view the moving objects.

Eyecups and the eye relief:

Make with the twist up eyecups that has adjustable diopter serves the best for the clear focus. The eye relief is quite impressive with 17.5, which is on the higher side. It makes easy for even the spectacle wearers to use this device.

Included Accessories and the Warranty:

Comfort neck straps and the carry case are the included accessories of this model. Hawke offers a worldwide warranty for this product.

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Hawke Nature Trek 10×50 Binocular - Technical Specification Table

This model ‘Marine 7×50 GA T Special Binocular’ catagorised under the special binocular series of the brand ‘Zeiss’. Specially designed with the right technical is this product for the use on the beach and during the sea travel. It can be the best choice for the sailors and the navigators. True to its special make is that it performs to the best even on the turbulent grounds. The unstable water travel cannot disturb using this model. Further, the read ahead is the review of Zeiss Marine 7×50 GA T porro prism Binocular that gives complete particulars of this product.

Prism:

Designed with the porro prism that is one of the popular technology of magnification, it offers the device to come into the compactness and makes handling easy.

Magnification:

Herewith is the capacity of magnifying the objects to 7 times, which means that the viewing objects appear to the 7 times bigger than its original size. Most of you might think that this ability will not be sufficient but the maker of Zeiss Marine 7×50 Porro Prism Binocular combines it with rich technical making it possible to serve the purpose.

Aperture:

The embedded objective lens of this device measures 50mm, while such huge aperture can be found in models of higher magnification. Zeiss gives the advantage for this Binocular to enjoy the big objective lens. This transforms better light to the view through the device. Its light gathering is high comparatively and hence the far off objects can be discussed in details even after the observation of short span.

Physical Characteristics:

Like most of the models available in the market this too is been attired in black colour. The housing comes with the rubber armouring that is highly shock absorbent. It measures 136mm length x 215mm width and weighs 1200 grams. Designed with the individual eyepiece focusing and they are made of rubber that permits to view with the eye glasses put on. Doubtlessly, being a product for the marine activities it is been made to be waterproof with the nitrogen gas purged.

The Image Brightness:

Not just the aperture that determines the brightness of the viewing objects but there are quite a few technical aspects that determine to product brighter and clearer vision of the viewing objects. One similar to the aperture is the exit pupil that is been found in the center of the objective lens in a circle. It measures 7.1mm in diameter and the larger is the size the brighter will be the images. This product has a competitive exit pupil. The geometric brightness accounted is 51 and the twilight factor is 18.7.

Focus Distance:

This model can be viewed with the required distance and the field of view at the distance of 1000m is 130m, while the apparent field of view is 52 degree. This is quite justifying when on move and the observe the moving objects. The close focus distance is 6.5m where by even when the moving objects comes to a close distance it can be observed with the same device. Zeiss Marine 7×50 Waterproof / Shock Proof Binocular gives an eye distance adjustment range of 53mm to 78mm. another interesting factor determined is the eye relief that is 18mm, this makes it comfortable for even the spectacle wearers enjoy the binocular view without the feel of disturbance.

Included parts and accessories:

This Binocular comes with the Eyepiece cap, neoprene carrying strap with air cells padding and the objective lens cap as the package contents.

Zeiss 7×50 GA T Marine Binocular - Technical Specifications, Features

Pentax an established company in UK offers products in the field of digital compact and single lens reflex cameras, sporting optics, medical endoscope equipment and the closed circuit television lenses. It is known to be a member company of HOYA Corporation, which is one of the lending suppliers of high-tech optical products.

Model: Among the many series that is been categorised by the brand for the use of different purpose makes it indispensable to note that Pentax 8×33 DCF XP Roof Prism Binocular belongs to the series that specializes in few features like the water and fog proof, roof prism, compact in construction and light in weight.

Type: Pentax 8×33 DCF XP Water Proof / Fog Proof Binocular is been designed with the roof prism the type that offers compact dimension of 107 x 121 x 51 together with the weight of just 500 grams. It can easily slide in to the pockets or attached to the belt without the feel of its weight. In most cases it surprises many that this little device can do wonder by magnifying the required objects. With the distinguished brightness and the high contrast levels the lens stands to be appreciated, this is possible with the multi-coated lens and the phase corrected roof prism.

Magnification and Aperture: The ability of magnifying is about 8 times of its original size and the objective lens embedded measure 33mm in diameter. This is quite obvious that the viewing in the field of naturists, wild lifers, and birders can pick it without a second thought. The aperture along with the exit pupil that measures 4.1mm gives the wholesome light gathering making the objects brighter than the models with less aperture and exit pupil. Supported with the relative brightness that is been measured to be 17 makes it go a complete way.

Field of view: It gives a 114m field of view at the distance of 1000m and the close focus that can be obtained is 1.5m. Pentax 8×33 DCF XP Compact Binocular can be complimented for its close focus as this forms the group with best close focus device. Hence, the nature observers, the insect viewing, or the butterflies can give an outstanding performance.

Added specifies: It consists of a dioptre adjustment that ranges as plus or minus 4 dpt. The eye distance adjustment ranges from 58mm to 74mm that is quite normal among the models of this type. It offers a long eye relief of 20mm that is sure to comfort the eyeglass wearers. The dioptre adjustment is with the click stop that is convenient for the user and can eliminate the unintentional changes. Since it has the nitrogen fill and is been rubber armoured it sets proofed from both water and fog. Using this device even in the extreme of weather conditions is possible.

Pentax 8×33 DCF XP  Roof Prism Binocular - Technical Specification Table

In the recent days the introduction of binoculars with many distinguished features can be noted, so is the demand of the uses. They look for the highly sophisticated, durable, and wide in application and compact in design. Keeping in mind all these the manufacturer ‘Pentax’ offers many innovative models of which Pentax 10×42 DCF HR II Binocular is one among them. This series of has special features like the magnesium alloy housing, water proof, nitrogen filling and the phase coated roof prism.

Physical Characteristics: Pentax 10×42 DCF HR II Waterproof Binocular comes with the black body colour with the rubber armouring. The weight and the dimension are 835 grams and 173 x 129 x 55 mm relating to the height, width and the depth of the binocular. It is been designed in a unique shape that allows the user to hold in firmly without the let down even in the extreme weather conditions. The diopter offers an adjustment of +/- 4dpt. This works with a click to intimate the user the settings. The eye distance adjustment range works between 58mm to 72mm.

Magnification: The magnification ability of Pentax 10×42 DCF HR II Roof Prism Binocular is 10x, this allows the user to view the objects magnified 10 times of  its original size. Observing nature with this magnification power is good enough to impress the user. Hence, it suits best for the naturist, birders, hikers and the mountaineers.

Objective lens: The embedded objective lens measures 42mm, it goes well for its light gathering ability. The user is able to view even in the dim lights and together with the exit pupil that measures 4.2mm is quite big that offers a sure vision during the dawn and the dusk. Supported by the relative brightness that measure 17.6 that stands competitive among the models of this specification.

Lens: Made with Aspheric hybrid lenses with phase-coated prism and the fully coated lens offers vision with clarity, brightness and without the usual glare. Enjoying the nature for longer hours than usual is possible.

Field of view and close focus: With the central focus system and the field of view at the 1000m is been said to be 105mm. The close focus is about 4m and it makes it complete for the user while viewing the fast moving observation like the sports or the wild life.

Verdict: This is a highly durable model and the nitrogen purged makes it water proofed. It offers a wide range of application and impresses the user with its lightweight too. A perfect for all-even during the travel times.

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Pentax 10×42 DCF HR II  - Technical Specifications, Features