Category Archives: Wiki

Intelligent DDoptics IFiber Control illuminated dot

Illuminated dots with riflescope
[vc_row][vc_column][vc_column_text] Was kommt mit der neuen DDoptics IFiber Control Technology? After the Light point IIUnfortunately, fine details such as the light unit are often skimped on. And this has far-reaching consequences! Not so with DDoptics. " More information follows on the latest technology from DDoptics - Made in Germany. An illuminated dotThe choice of reticle and the associated mode of operation of the illuminated dot is [...]

Optics magnification

Optics magnification
[vc_row][vc_column][vc_column_text] Erklärungen zur Auswahl der passenden Fernglas Enlargement The magnification of a binocular model is perhaps the most misunderstood feature. High magnification can be useful! However, the magnification itself is by no means a criterion for the quality, image quality or detail recognition capability of binoculars! The magnification is the "first" number (e.g. 10x..) of an optical system. With a [...]

Lens diameter for binoculars and riflescopes

Lens diameter of binoculars
[vc_row][vc_column][vc_column_text] Einfluss Lens diameter on the light intensity of the binoculars or on the Lens Luminous intensity The "second" figure (e.g. ..x50) indicates the diameter of the front lens of the objective (usually the larger diameter) in mm. The larger this is, the more light can be transmitted from the objective lensWhen talking about the objective lens of binoculars, the front lens is meant. The front lens is the foremost [...]

Twilight factor and twilight performance

Twilight performance binoculars
[vc_row][vc_column][vc_column_text] Berechnung Dämmerungszahl und Aussage zu Twilight performance for binoculars The visual acuity of the human eye decreases at duskFor night binoculars, which are ideal for sitting game and as sow binoculars, the light intensity is a decisive feature. " More information to around a third of daytime visual acuity. The sensitivity of the eye only increases for the blue spectral range. [...]

Exit pupil binoculars - calculate and explain

Exit pupil binoculars
[vc_row][vc_column][vc_column_text] Exit pupil Binoculars - importance and calculation For seeing at duskWhen it comes to night binoculars, which are ideal for sitting game and for sowing, the light intensity is the most important feature. " More info (twilight vision) is of great importance, in addition to the Twilight numberalso the binocular exit pupil on the eyepieceThe Eyepiece is the lens group of an optic that corresponds to the Eye is facing. The eyepieces consist of several separate [...]

Field of view and viewing angle for optics such as binoculars and riflescopes

Calculate field of view and viewing angle
[vc_row][vc_column][vc_column_text] Fernglas und Zielfernrohr Sehfeld und Point of view The field of view of binoculars or riflescopes is specified either in degrees (angle of viewThe size of the field of view indicates the width of the terrain that can be observed through the binoculars at a distance of 1000 metres. " More info) or in metres. The size of the field of view indicates the width of terrain that can be observed at a distance of 1000 metres through [...]

Edge sharpness for binoculars

Edge sharpness for binoculars
[vc_row][vc_column][vc_column_text] Edge sharpness at the Field of vision for binoculars For technical reasons, the image sharpness decreases from the centre of the image to the edge (due to the shape of the lens). As a rule, it can be assumed that the higher the quality standard of the binoculars, the better the edge sharpnessFrom the centre of the image to the edge, the image sharpness decreases with every optic (due to the lens shape) [...].

Optical coating and coating of lenses and prisms

Optical coating Binoculars
[vc_row][vc_column][vc_column_text] Optischen Höchstleistung durch optische Remuneration from Lenses and Prisms When light hits a glass-air surface, e.g. with a roof prismThe essential Difference from the Roof edge The roof edge, where one of the reflective surfaces resembles the roof of a house (see picture below), is a special feature of the Porro system. " More info), the reflection causes a loss of light. This results in a loss of image brightness, contrast and colour brilliance. [...]

Rubber armouring for binoculars

Rubber armour binoculars
[vc_row][vc_column][vc_column_text] Fernglas Rubber armouring for better grip and additional protection Additional protection of the binoculars in harsh conditions is achieved by applying a resistant rubber armouringAdditional protection of the binoculars in harsh conditions is achieved by applying a resistant rubber armouring to the binocular housing. " More information on the binocular housing. In addition to better protection against impact and shock, [...]

Nitrogen filling for binoculars

Nitrogen filling binoculars
[vc_row][vc_column][vc_column_text] Stickstoffüllung zur Abdichtung optischer Geräte wie Ferngläser und Zieloptiken Durch Temperaturschwankungen kann Feuchtigkeit in das Gehäuse eines Fernglases gelangen und zum Beschlagen der inneren Glasflächen führen. Durch eine Füllung mit trockenem Stickstoff (Nitrogen filling) is used for mountingZF mounts - the most important connection between weapon and optics. Today, the gun buyer has a wide range of scope mounts [...]

Prism comparison of Porro and roof prisms

Prism comparison binoculars
[vc_row][vc_column][vc_column_text] Difference and comparison of porroprisms to Roof prisms The design of the binoculars is always determined by the type of prism used. Porro Prism Binoculars with the Porro prism design can be recognised by their relatively low height and wide design. Advantage: The greater distance between the two lenses promotes spatial vision. A graphic illustration and further details on the design of porro prisms can be found [...]

Aspherical lenses

Aspherical lenses
[vc_row][vc_column][vc_column_text] Steigerung der optischen Leistung durch aspherical lenses The use of aspherical (non-spherical) lensesThe use of aspherical lenses leads to a reduction in the overall length of the binoculars and in some cases to a significant reduction in weight. " More information leads to an increase in optical performance, especially at the edges. By changing the curvature towards the edge of the lens, the optical [...]
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