Last update on September 25, 2023 // Source: Amazon API
Rifle Scope Product Details
Visionking 2.5-15×50 QZ 30 mm Tube Riflescope First Focal Plane Super Shockproof Rifle Scope Tactical Long Range Riflescope
Visionking 2.5-15x50QZ 30 mm Tube Riflescope First Focal Plane Super Shockproof Rifle Scope Tactical Long Range Riflescope
Objective lens: 50mm
Ocular cell diameter (in):1.73
Field of View: 45.1-7.5 @ 100 yards
Exit Pupil (mm): 14.5-3.33mm
Eye Relief (inch): 4.6-3.8mm (
Mian body diameter (in):1.18
Click Value: 0.25MOA
Diopter compensation: -3+2 D
Elevation movement range(in):120
Windage movement range(in):70
Rifle Scope Product Features
1x wipe lens cloth
Objective lens: 50mm
Ocular cell diameter (in):1.73
rifle scope1x Visionking 2.5-15x50QZ rifle scope
About the Visionking Company
Visionking is a premium supplier for rifle scopes, optics, mounts, and other components used for firearms like rifles and long guns. They design and build their scopes, mounts, and related products using materials which are durable and long lasting. This includes the Visionking 2.5-15×50 QZ 30 mm Tube Riflescope First Focal Plane Super Shockproof Rifle Scope Tactical Long Range Riflescope by Visionking. For additional shooting items, visit their website.
Rifle Glass Information
Rifle scopes enable you to exactly aim a rifle at different targets by lining up your eye with the target at range. They accomplish this through magnification by using a series of lenses within the scope. The scope’s alignment can be dialed in for the consideration of separate natural factors like wind and elevation increases or decreases to account for bullet drop.
The scope’s function is to help shooters understand precisely where the bullet will hit based on the sight picture you are viewing through the scope as you line up the scope’s crosshair or reticle with the target. Most modern rifle optics have around eleven parts which are found within and on the exterior of the optic. These optic pieces consist of the rifle scope’s body, lenses, windage turrets, focus rings, and other elements. See all eleven parts of optics.
The Varieties of Rifle Scopes
Rifle scopes can be either “first focal plane” or “second focal plane” type of scopes. The sort of focal plane a scope has establishes where the reticle or crosshair is located in connection with the scopes magnification. It simply means the reticle is situated behind or before the magnifying lens of the optic. Looking for the most beneficial form of rifle scope depends on what kind of shooting you plan on undertaking.
About First Focal Plane Scopes
Focal plane scopes (FFP) feature the reticle in front of the magnification lens. These kinds of scopes are beneficial for:
- Quick acquisition, far away types of shooting
- Shooting scenarios where computations are minimal
- Experienced shooters who have an idea for their aim point “hold over” and “lead” relationships for their firearms
- Shooters who don’t mind the reticle is bigger and occupies more visual sight room than a SFP reticle
Info on Second Focal Plane Scopes
Second focal plane optics (SFP) feature the reticle behind the magnifying lens. This causes the reticle to stay at the very same size in connection with the level of magnification being used. The result is that the reticle dimensions shift based upon the zoom used to shoot over greater ranges considering the reticle measurements represent distinct increments which change with the zoom level. In the FFP example with the SFP scope, the 5x “zoom” 100 yard tick would be 1/5th of the non “zoom” tick measurement. These styles of optics are beneficial for:
- Long distance types of shooting where shooters have increased time to make ballistic estimations
- Shooting where most shots take place within shorter spaces and ranges
- Shooters who choose a clearer optic sight picture with less space used up by the bigger FFP reticle
Zoom for Optics
The extent of scope zoom you need on your glass is based on the form of shooting you intend to do. Nearly every kind of rifle scope gives some degree of magnification. The volume of magnification a scope delivers is identified by the dimension, density, and curvatures of the lenses within the rifle scope. The magnification level of the scope is the “power” of the scope. This indicates what the shooter is looking at through the scope is amplified times the power aspect of what can normally be seen by human eyes.
Fixed Single Power Lens Glass Facts
A single power rifle scope comes with a magnification number designator like 4×32. This suggests the zoom power of the scope is 4x power while the objective lens is 32mm. The zoom of this kind of optic can not fluctuate since it is a fixed power scope.
Variable Power Lens Glass Details
Variable power rifle scopes have adjustable power. These types of scopes will list the zoom degree in a format such as 2-10×32. These numbers mean the magnification of the scope could be changed between 2x and 10x power. This additionally incorporates the powers in-between 2 and 10. The power shift is achieved utilizing the power ring part of the scope near the back of the scope by the eye bell piece.
Rifle Glass Power and Ranges
Here are some suggested scope power levels and the ranges where they can be effectively used. Consider that high magnification optics and scopes will not be as effective as lower magnification level optics since increased zoom can be a bad thing. The very same idea relates to longer ranges where the shooter needs to have sufficient power to see precisely where to properly aim the rifle at the target.
Details on Lens Covering
All top of the line rifle optic lenses are coated. Lens coating can be a significant element of a rifle’s setup when buying high end rifle optics and scope equipment.
HD Versus ED Lens Coatings
Some scope manufacturers additionally use “HD” or high-def lens finishes that use various procedures, chemicals, elements, and polarizations to draw out a wide range of colors and viewable target definition through the lens. This high-def finish is frequently used with more costly high density lens glass which reduces light’s opportunity to refract by means of the lens glass. Some scope vendors use “HD” to refer to “ED” indicating extra-low dispersion glass. ED deals with how colors are represented on the chroma spectrum and the chromatic aberration or difference which is also called color distortion or fringing. Chromatic aberration may be obvious around things with hard shapes as light hits the object from specific angles.
Glass Lens Single Coating Versus Multi-Coating
Various scope lenses can even have various finishes applied to them. All lenses normally have at least some kind of treatment or finish applied to them before they are used in a rifle scope or optic assembly. Since the lens isn’t simply a raw piece of glass, they require performance enhancing coatings. It is part of the carefully tuned optic. It needs to have a finish put on it so that the lens will be efficiently functional in lots of types of environments, degrees of sunshine (full light VS shade), and other shooting conditions.
Single layered lenses have a treatment applied to them which is usually a protective and improving multi-purpose treatment. This lens treatment can protect the lens from scratches while minimizing glare and other less advantageous things experienced in the shooting environment while sighting in with the optic. The quality of a single covered lens depends on the scope designer and how much you spent for it. The scope’s maker and cost are indications of the lens quality.
Some scope makers similarly make it a point to define if their optic lenses are covered or “multi” coated. Being “better” depends on the maker’s lens treatment innovation and the quality of products used in building the rifle scope.
Anti-water Covering for Rifle Glass
Water on a scope’s lens doesn’t support retaining a clear sight picture through a scope in any way. Numerous top of the line or high-end optic makers will coat their lenses with a hydrophilic or hydrophobic covering. The Steiner Optics Nano-Protection is a fine example of this sort of treatment. It provides protection for the surface of the Steiner optic lens so the H2O molecules can not bind to it or produce surface tension. The outcome is that the water beads roll off of the scope to preserve a clear, water free sight picture.
Rifle Scope Mounting Choices
Installing options for scopes come in a couple of options. There are the standard scope rings which are separately mounted to the scope and one-piece mounts which cradle the scope. These various kinds of mounts also usually are made in quick release variations which use throw levers which permit rifle operators to rapidly mount and remove the scope.
Rifle Glass Mounts with Hex Key Rings
Standard, clamp design mounting scope rings use hex head screws to mount to the flattop design Picatinny scope mount rails on rifles. These types of scope mounts use two separate rings to support the optic, and are made from 7075 T6 billet aluminum which are developed for long range accuracy shooting. This type of scope install is excellent for rifles which require a resilient, sound mounting solution which will not move no matter how much the scope is moved or abuse the rifle takes.
Quick-Release Cantilever Rifle Optic Ring Mounts
These kinds of quick-release rifle scope mounts can be used to rapidly connect and take off a scope from a rifle. A wide range of scopes can also be switched out if they all use a similar designed mount. The quick detach design is CNC crafted from anodized 6061 T6 aluminum and the mounting levers fasten firmly to a flat top type Picatinny rail. This enables the scope to be sighted in while on the rifle, removed from the rifle, and remounted back on the rifle while keeping accuracy. These types of mounts are useful and beneficial for rifles which are moved a lot, to remove the optic from the rifle for protection, or for sight systems which are employed in between numerous rifles. An example of this mount type is the 30mm mount from the Vortex Optics manufacturer. It generally costs around $250 USD
Optic Tube Sealing and Gas Purging
Wetness inside your rifle optic can destroy a day of shooting and your costly optic by causing fogging and producing residue inside of the scope tube. A lot of scopes avoid moisture from getting in the scope tube with a system of sealing O-rings which are waterproof.
Gas Purged Rifle Scope Tubes
Another element of preventing the accumulation of wetness inside of the rifle scope tube is filling the tube with a gas like nitrogen. Given that this area is already occupied by the gas, the glass is less altered by temperature level shifts and pressure distinctions from the external environment which might possibly enable water vapor to leak in around the seals to fill the void which would otherwise exist. These are good qualities of a decent rifle scope to seek out.