Holosun 509 Adapter for CZ P10/Shadow 2

Nikon Action EX 8x40 CF Universal BinocularsThe Nikon Action EX 8x40 CF delivers exceptional 8x magnification through 40mm multi-coated objectives and long 17.2mm eye relief, ensuring edge-to-edge clarity across an incredible 8.2° true FOV (143m/1000m). Rubberized composite body provides shock/vibration resistance while twist-up eyecups with 56-72mm IPD adjustment fit all users perfectly. Central focusing and 25 relative brightness excel in low-light conditions.Key Advantages Nikon Action EX 8x40 CF Binoculars:Ultra-Wide 143m FOV: Tracks fast-moving game or airsoft teams across entire fields17.2mm Eye Relief: Glasses wearers see full field without blackout—5mm exit pupil prevents fatigueRugged Protection: Rubber armor survives tactical drops; moisture-resistant seals handle wet huntsTripod Ready: Adapter-compatible for steady long-range glassing at 855gFrequently Asked Questions:Waterproof? Moisture-resistant (not submersible)—nitrogen-purged version available separatelyGlasses Compatible? Yes, 17.2mm relief + twist-up eyecups provide full field viewLow Light Performance? Excellent—25 relative brightness rivals larger objectivesTripod Needed? Recommended for extended sessions; 1/4"-20 adapter includedZero Shift After Drops? Rubber composite maintains alignment through tactical abuseUsage Tips: Adjust IPD first, diopter on right barrel using 100m target, clean multi-coatings with lens pen only. ORDER yours from Professional Optics Split today—Europe delivery 3-5 days at competitive prices!Technical Specifications Nikon Action EX 8x40 CF Universal BinocularsFeatureSpecificationMagnification8xObjective Diameter40mmTrue Angular Field of View8.2° (143m/1000m)Apparent Field of View65.6°Exit Pupil5.0mmRelative Brightness25Eye Relief17.2mmMinimum Focus Distance5mInterpupillary Distance (IPD)56-72mmWeight855gDimensions (LxW)138x187mmFocusingCentralBody MaterialRubberized compositeEyecupsTwist-upTripod AdaptableYes (1/4"-20 adapter)..

Nikon ACTION 10x42 Binoculars – BAA971WANikon ACTION 10x42 (BAA971WA) are full-size Porro-prism binoculars with fixed 10x magnification and 42 mm objective lenses. Their wide 61.4° apparent field of view makes them particularly suitable for birdwatching, wildlife observation, outdoor activities and sporting events where locating and tracking distant subjects is important.The combination of 10x magnification and a 119 m field of view at 1,000 m provides a practical balance between long-range detail and coverage of the surrounding scene. At 790 g, the ACTION 10x42 is also lighter and easier to carry than the larger 50 mm models in the Nikon ACTION series.Key FeaturesFixed 10x magnification provides a detailed view of distant birds, wildlife, athletes and terrain features.42 mm objective lenses offer a practical balance between light-gathering ability, physical size and weight.Wide 61.4° apparent field of view makes it easier to locate subjects and follow movement.119 m field of view at 1,000 m covers a relatively large area for binoculars with 10x magnification.Nikon multilayer-coated lenses reduce unwanted reflections and provide clear, high-contrast views.Porro-prism construction contributes to natural depth perception when viewing subjects at different distances.Aluminium-alloy body provides structural strength for regular outdoor use.Rubber armour gives the binoculars a secure, comfortable grip and protects the body against bumps and minor impacts.Long eye relief and multi-click turn-and-slide rubber eyecups support comfortable eye positioning, including for users wearing glasses.Tripod compatibility enables stable extended observation using an optional Nikon TRA-2 or TRA-3 adapter, sold separately.Optical PerformanceThe fixed 10x magnification reveals more detail at long range than lower-powered binoculars while remaining practical for handheld observation. This makes the Nikon ACTION 10x42 suitable for viewing birds across open water, wildlife at forest edges, distant mountain slopes, sporting events and landscape details.The real angular field of view is 6.8°, corresponding to 119 m at a distance of 1,000 m. Its 61.4° apparent angular field places the ACTION 10x42 among the wide-field models in the Nikon ACTION series. This wider visual area helps users find a subject quickly and keep moving birds, animals or athletes in view.The 4.2 mm exit pupil offers a balanced image for daytime use, overcast conditions and observation in partially shaded terrain. Relative brightness is rated at 17.6, while Nikon’s multilayer lens coatings reduce glare and help preserve clarity and contrast.A closest focusing distance of 5 m allows the binoculars to be used for birds, wildlife and other subjects at moderately short distances. This makes the model practical on woodland paths, in parks and near bird feeders, as well as across open terrain.Technical Specifications Nikon ACTION 10x42SpecificationValueModelNikon ACTION 10x42Manufacturer referenceBAA971WABinocular typeFull-size, fixed-magnification binocularsPrism systemPorroFocusing systemCentral focusMagnification10xObjective lens diameter42 mmReal angular field of view6.8°Apparent angular field of view61.4°Field of view at 1,000 m119 mExit pupil4.2 mmRelative brightness17.6Eye relief16.1 mmClosest focusing distance5.0 mInterpupillary distance adjustment56–72 mmLength149 mmWidth193 mmDepth59 mmWeight790 gBody materialAluminium alloyExterior protectionRubber armourLens coatingMultilayer coatingEyecupsMulti-click turn-and-slide rubber eyecupsWide apparent field of viewYesTripod compatibilityCompatible with optional Nikon TRA-2 and TRA-3 adaptersPower sourceNot requiredThe apparent angular field of view is calculated according to the ISO 14132-1:2015 standard. Nikon classifies the ACTION 10x42 as a wide-field model.Construction and ErgonomicsThe Nikon ACTION 10x42 uses a traditional Porro-prism design with the objective lenses positioned farther apart than the eyepieces. This optical layout produces a pronounced sense of depth, which is useful when assessing birds, animals and landscape features at different distances.The aluminium-alloy body provides the rigidity required for regular outdoor use. Rubber armour improves grip, makes the binoculars more comfortable to hold and helps protect the body against knocks and accidental impacts during transport.Eye relief measures 16.1 mm. Multi-click turn-and-slide rubber eyecups allow users to set a consistent viewing position. Users without glasses can extend the eyecups, while those wearing glasses can retract them to obtain a clearer view of the full field.Focusing is controlled by a central focusing wheel. Once the dioptre has been adjusted for the difference between the user’s eyes, normal focusing requires only the central wheel.Waterproof construction and nitrogen filling are not specified for this model. The binoculars should not be submerged or left exposed to prolonged heavy rain.ApplicationsBirdwatchingThe 10x magnification is well suited to observing birds on lakes, along the coast, in fields, wetlands and other open areas. It helps reveal plumage and behavioural details at longer distances, while the wide field of view assists with locating and following birds.The 5 m closest focusing distance is useful when observing birds in parks, gardens or near feeders. For very fast birds at close range, an 8x model may be easier to hold and track, while the ACTION 10x42 provides more detail when subjects are farther away.Nature and WildlifeThe Nikon ACTION 10x42 is suitable for observing wildlife at forest edges, across meadows, on mountain slopes and in other open environments. Its fixed 10x configuration provides detailed viewing without requiring any zoom adjustment.The 42 mm objective lenses maintain a practical balance between image brightness, dimensions and weight. This makes the ACTION 10x42 more convenient for walking and extended carrying than the heavier ACTION models with 50 mm objective lenses.Hunting and Terrain ObservationFor hunting-related observation, the Nikon ACTION 10x42 is best suited to scanning open fields, forest edges and distant sections of terrain. The wide field of view covers a substantial area, while the 10x magnification helps distinguish details at longer distances.The binoculars can be used handheld or mounted on a tripod for extended observation from a fixed position. Tripod installation requires an optional Nikon TRA-2 or TRA-3 adapter, which is sold separately and is not included with the binoculars.This model does not have a reticle, rangefinder or electronic image stabilisation and does not require zeroing. Initial preparation consists only of adjusting the interpupillary distance, eyecups, dioptre and focus to suit the user.Sporting EventsThe wide apparent field of view makes the Nikon ACTION 10x42 practical for stadiums, motorsport events, air shows and other activities taking place across large outdoor areas. The 10x magnification provides a detailed view of distant participants, while the 119 m field of view at 1,000 m makes movement easier to follow.Fixed magnification simplifies operation because the user only needs to adjust the focus. This is useful when the action moves quickly between different sections of the field or track.Hiking and TravelAt 790 g, the Nikon ACTION 10x42 is not a compact pocket model, but it is lighter than the ACTION binoculars equipped with 50 mm objectives. It is suitable for day hikes, camping, observation from scenic viewpoints and travel where optical performance is more important than minimum size.The 10x magnification is useful for viewing mountain peaks, coastlines, distant architecture and landscape features. Users who prioritise minimum weight may prefer compact binoculars, while the ACTION 10x42 offers larger objective lenses, a wide field of view and the natural depth perception associated with Porro optics.ACTION Series PositionThe Nikon ACTION 10x42 is designed for users who need more magnification than the ACTION 8x42 provides but do not want the additional size and weight of a 50 mm model. The 10x42 configuration prioritises long-range detail while maintaining the same 790 g weight as the ACTION 8x42.Compared with the 8x42 version, the ACTION 10x42 has a narrower real field of view but provides greater subject detail at long range. The 8x42 is better suited to steadier handheld viewing and fast-moving subjects at shorter distances, while the 10x42 is preferable when identifying distant details is the main priority.Initial AdjustmentMove the two optical barrels inward or outward until the images from both eyepieces merge into a single circular field. The available interpupillary distance adjustment range is 56–72 mm.Select a distant subject with clear contrast. Use the central focusing wheel to focus one optical channel, then adjust the dioptre ring until the image appears equally sharp to both eyes. After this initial adjustment, normal focusing can be performed with the central wheel.Adjust the eyecups until the entire field of view is visible without dark edges. Extend them when observing without glasses or retract them when wearing glasses.For extended stationary observation, the binoculars can be installed on a tripod using an optional Nikon TRA-2 or TRA-3 adapter. These adapters are compatible accessories, sold separately and not included with the binoculars.Care and MaintenanceRemove loose dust and sand with an air blower or soft optical brush before wiping the lenses. Clean fingerprints with a clean microfibre cloth and an appropriate optical cleaning solution, applying minimal pressure.After use, wipe the body with a clean, dry cloth. Store the binoculars in a dry, ventilated place protected from dust, prolonged moisture, excessive heat and direct sunlight.Do not attempt to disassemble or realign the optical system. Internal adjustment and repairs should be carried out by a qualified service centre. Never look directly at the sun through binoculars, as concentrated sunlight can cause permanent eye damage.Who Should Choose This Model?The Nikon ACTION 10x42 is recommended for users who need wide-field 10x binoculars for birdwatching, wildlife observation, nature, sporting events and viewing distant objects. It is particularly effective in open areas where higher magnification and a wide field of view can be used together.Choose this model when long-range detail is more important than the maximum handheld stability of an 8x binocular, but lower weight and smaller dimensions are preferable to an ACTION model with 50 mm objectives.The Nikon ACTION 10x42 is available from Professional Optics at a competitive price. The store is located in Split, Croatia, with delivery available throughout Croatia and other European countries...