Description
Rifle Scope Product Details
Kalinka Optics POSP 8x42W Rifle Scope 1000 Meter Rangefinder Weaver Picatinny Version
POSP 8×42 W Rifle Scope 1000 Meter Rangefinder, Weaver / Picatinny Version. The military reticles have an extremely effective and useful height-based rangefinder for dual use, with graduated scales for both standing and prone figure estimation. The 1000 meter Dragunov height based gradient (choke style) rangefinder has extended distance inverted chevrons providing aiming points for 1000, 1100, and 1200 meters. Since the range calibrations are measured in equal amounts of MOA, all versions of the POSP can be used effectively with any caliber of weapon. They are particularly effective for .308 caliber weapons which require longer range reticles to make full use of their capabilities. The POSP features a red illuminated reticle which allows you to make perfect kill shots in dusk conditions. POSP’s feature professionally ground, crystal clear optics, nitrogen filling to prevent lens fogging, and larger diameter tubes for improved light gathering under the most severe conditions. It is waterproof and can be used in any climate condition. It comes with a high quality mil-spec finish and rubber lens cap, eye piece, and nylon carrying case. This model has Weaver / Picatinny top mount and suitable for any weaver and picatinny rails previously installed on your rifle.
Rifle Scope Product Features
The military reticles have an extremely effective and useful height-based rangefinder for dual use, with graduated scales for both standing and prone figure estimation.
The POSP features a red illuminated reticle which allows you to make perfect kill shots in dusk conditions.
POSP’s feature professionally ground, crystal clear optics, nitrogen filling to prevent lens fogging, and larger diameter tubes for improved light gathering under the most severe conditions
Since the range calibrations are measured in equal amounts of MOA, all versions of the POSP can be used effectively with any caliber of weapon.
It is waterproof and can be used in any climate condition
About the Kalinka Optics Brand
Kalinka Optics is a premium supplier for weapon scopes, optics, mounting solutions, and other accessories used for firearms like rifles and long guns. They innovate and make their scopes and related products making the most of materials which are resilient and long lasting. This includes the Kalinka Optics POSP 8x42W Rifle Scope 1000 Meter Rangefinder Weaver Picatinny Version by Kalinka Optics. For more shooting items, visit their website.
Optic Facts
Rifle scopes enable you to precisely aim a rifle at different targets by lining up your eye with the target at range. They do this through magnifying the target by making use of a series of lenses within the scope. The scope’s positioning can be adjusted to take into account different environmental considerations like wind and elevation to account for bullet drop.
The scope’s purpose is to help shooters understand precisely where the bullet will hit based upon the sight picture you are viewing via the scope as you align the scope’s crosshair or reticle with the intended point of impact. Most modern-day rifle optics have around 11 parts which are arranged internally and externally on the scope body. These parts consist of the rifle scope’s body, lenses, windage turrets, focus rings, and other components. See all eleven parts of a scope.
The Types 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 decides where the reticle or crosshair is located in relation to the scopes magnification. It literally implies the reticle is located behind or before the magnification lens of the scope. Selecting the most suitable form of rifle glass is dependent on what type of shooting or hunting you anticipate doing.
Info About First Focal Plane Glass
First focal plane glass (FFP) come with the reticle in front of the magnification lens. This triggers the reticle to increase in size based upon the extent of magnification being used. The benefit is that the reticle measurements are the same at the magnified range as they are at the non magnified distance. As an example, one tick on a mil-dot reticle at 100 yards without having “zoom” is still the very same tick at one hundred yards using 5x “zoom”. These types of scopes are valuable for:
- Quick acquisition, long distance kinds of shooting
- Shooting situations where estimations are small
- Experienced shooters who have an idea for their target “hold over” plus “lead” ratios for their long guns
- Shooters who don’t mind the reticle is enlarged and requires more visual eyesight room than a SFP reticle
Second Focal Plane Optics
Second focal plane glass (SFP) include the reticle to the rear of the magnification lens. This triggers the reticle to remain at the exact same overall size relative to the quantity of magnification being used. The final result is that the reticle measurements adapt based upon the zoom employed to shoot over longer distances since the markings present various increments which can vary with the zoom level. In the FFP illustration with the SFP scope, the 5x “zoom” 100 yard tick would be 1/5th of the non “zoom” tick measurement. These sorts of glass work for:
- Long distance styles of shooting where shooters have additional time to make ballistic estimations
- Shooting where most of the shots take place within much shorter ranges and proximities
- Shooters who select a clearer optic sight picture without space taken up by the larger size FFP reticle
Magnification for Rifle Optics
The amount of magnification a scope offers is figured out by the size, thickness, and curvatures of the lenses inside of the rifle scope. The magnification of the scope is the “power” of the scope.
Fixed Power Lens Scope Facts
A single power rifle optic will have a magnification number designator like 4×32. This means the zoom power of the scope is 4x power and the objective lens is 32mm. The zoom of this kind of scope can not change because it is set from the factory.
Adjustable Power Lens Rifle Glass
Variable power rifle scopes can be adjusted between magnification levels. These types of scopes will list the zoom level in a format such as 2-10×32. These numbers suggest the zoom of the scope can be adjusted between 2x and 10x power. This also utilizes the power levels in-between 2 and 10. The power adjustment is accomplished utilizing the power ring part of the scope near the back of the scope by the eye bell piece.
The Power Level and Range Correlation of Glass
Here are some suggested scope power levels and the distances where they may be efficiently used. Consider that high magnification optics and scopes will not be as effective as lower magnification level optics and scopes due to the fact that too much magnification can be a bad thing. The same concept relates to longer ranges where the shooter needs to have enough power to see where to properly aim the rifle.
Info on Optic Lens Finish
All current rifle scope and optic lenses are layered. Lens finishing is a significant element of a rifle system when considering high end rifle optics and scope systems.
ED Versus HD Optics
Some scope brands likewise use “HD” or high-definition lens coverings which use different methods, polarizations, components, and chemicals to draw out a wide range of colors and viewable quality through the lens. Some scope makers use “HD” to refer to “ED” to signify the lens has extra-low dispersion glass.
Optic Lens Single Finishing Versus Multi-Coating
Different optic lenses can even have different finishes applied to them. All lenses normally have at least some type of treatment or finish applied to them prior to being used in a rifle scope or optic assembly. Due to the fact that the lens isn’t simply a raw piece of glass, they require performance enhancing coatings. It becomes part of the finely tuned optic. It needs to have a finish placed on it so that the lens will be efficiently functional in lots of types of environments, degrees of sunshine (full light VS shaded), and other shooting conditions.
Single layered lenses have a treatment applied to them which is usually a protective and enhancing multi-purpose treatment. This lens treatment can safeguard the lens from scratches while minimizing glare and other less beneficial things experienced in the shooting environment while sighting in with the optic. The quality of a single covered lens depends upon the scope developer and the amount you paid for it. Both are indicators of the lens quality.
Some scope makers similarly make it a point to specify if their optic lenses are coated or “multi” covered. Being “much better” depends on the maker’s lens treatment innovation and the quality of products used in developing the rifle scope.
Anti-water Rifle Scope Lens Coating
Water on a scope’s lens does not support preserving a clear sight picture through an optic whatsoever. Numerous top of the line or premium optic producers will coat their lenses with a hydrophobic or hydrophilic covering. The Steiner Optics Nano-Protection is a fine example of this type of treatment. It deals with the surface area of the Steiner optic lens so the water particles can not bind to it or develop surface tension. The outcome is that the water beads sheet off of the scope to maintain a clear, water free sight picture.
Options for Mounting Optics on Long Guns
Installing solutions for scopes can be found in a couple of choices. There are the basic scope rings which are separately installed to the optic and one-piece mounts which cradle the scope. These various types of mounts also usually come in quick release versions which use manual levers which allow rifle operators to rapidly install and dismount the optics.
Rifle Scope Mounting Solutions with Hex Key Rings
Normal, clamp style mounting scope rings use hex head screws to mount to the flattop style Picatinny scope installation 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 created for long distance precision shooting. This type of scope mount is wonderful for rifles which need a resilient, rock solid mount which will not move no matter how much the scope is moved or abuse the rifle takes.
Quick-Release Cantilever Rifle Optic Rings
These types of quick-release rifle scope mounts can be used to rapidly detach a scope and attach it to a different rifle. Numerous scopes can even be switched out if they all use a similar style mount. These types of mounts come in handy for long guns which are carried a lot, to remove the optic from the rifle for protection, or for scopes which are used between multiple rifles.
Rifle Glass Tube Sealing and Gas Purging
Moisture inside your rifle scope can destroy a day of shooting and your expensive optic by bringing about fogging and producing residue inside of the scope tube. The majority of scopes avoid moisture from going into the scope tube with a system of sealing O-rings which are waterproof.
Info on Optic Tube Gas Purging
Another component of preventing the accumulation of moisture inside of the rifle scope tube is filling the tube with a gas like nitrogen. Since this area is already taken up by the gas, the glass is less altered by climate changes 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 be there. These are good qualities of a decent rifle scope to look for.
