Description
Rifle Scope Product Details
Kalinka Optics POSP 6×42 D PRO, Focus, 1000 m Rangefinder, AK
POSP 6×42 VD Rifle Scope 1000 Meter Rangefinder, AK 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.The AK V clamp can easily be mounted to any of these rifles with the standard side rail: AK, AKM, Vepr, Saiga, K-var, KBI, Hesse, Century and Arsenal USA copies, Romak1/2, SLR-93, SLR-95, SLR-101, MK-11, SAR, WUM, SA85M, WASR (check for installed rail), Maddi, Norinco and Poly-Tech copies and many more models.
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 Scope Maker
Kalinka Optics is a premium company for firearm scopes, optics, mounts, and other add-ons used for firearms like rifles and long guns. They design and manufacture their scopes, mounts, and related products making the most of building materials which are resilient and long lasting. This includes the Kalinka Optics POSP 6×42 D PRO, Focus, 1000 m Rangefinder, AK by Kalinka Optics. For more shooting items, visit their website.
Glass Details
Rifle scopes permit you to exactly aim a rifle at various targets by lining up your eye with the target at range. They accomplish this through magnification by making use of a set of lenses inside the scope. The scope’s positioning can be adapted to account for different environmental aspects like wind and elevation decreases to account for bullet drop.
The scope’s purpose is to understand precisely where the bullet will land based on the sight picture you are seeing via the scope as you line up the scope’s crosshair or reticle with the target. Many modern rifle scopes and optics have around eleven parts which are located internally and on the exterior of the scope body. These optic pieces consist of the rifle scope’s body, lenses, modification turrets or dials, objective focus rings, and other elements. See all eleven parts of scopes.
Rifle Optic Types
Rifle scopes can be either “first focal plane” or “second focal plane” kind of scopes. The sort of focal plane an optic has decides where the reticle or crosshair lies relative to the optic’s magnifying adjustments. It actually suggests the reticle is situated behind or before the magnifying lens of the optic. Selecting the most reliable kind of rifle glass depends upon what style of hunting or shooting you anticipate doing.
First Focal Plane Optics
Focal plane scopes (FFP) feature the reticle in front of the zoom lens. These types of scopes are beneficial for:
- Quick acquisition, long distance kinds of shooting
- Shooting circumstances where computations are small
- Experienced shooters who recognize their aim point “hold over” plus “lead” relationships for their weapon
- Shooters who don’t mind the reticle is enlarged and uses up more visual sight room than a SFP reticle
Second Focal Plane Scope Info
Second focal plane optics (SFP) come with the reticle to the rear of the zoom lens. In the FFP example with the SFP scope, the 5x “zoom” 100 yard tick measurement would be 1/5th of the non “zoom” tick reticle measurement.
- Far away types of shooting where shooters have additional time to make ballistic estimations
- Shooting where most shots take place within much shorter distances and ranges
- Shooters who like a clearer optic sight picture without area taken up by the enlarged FFP reticle
About Rifle Optic Magnification
The extent of scope zoom you need on your glass depends upon the form of shooting you choose to do. Almost every kind of rifle scope provides some amount of magnification. The level of magnification a scope delivers is established by the dimension, density, and curves of the lens glass within the rifle scope. The zoom of the optic is the “power” of the scope. This indicates what the shooter is aiming at through the scope is amplified times the power element of what can normally be seen by human eyes.
Info on Fixed Power Lens Glass
A single power rifle optic or scope will have 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 scope can not change because it is a fixed power scope.
Adjustable Power Lens Rifle Glass Facts
Variable power rifle scopes can be modified between magnified settings. The power modification is performed by the power ring part of the scope near the back of the scope by the eye bell.
Power and Range
Here are some recommended scope powers and the ranges where they can be effectively used. High power scopes will not be as beneficial as lower powered rifle scope glass considering that too much magnification can be a bad thing. The same idea applies to extended distances where the shooter needs enough power to see where to properly aim the rifle at the target.
Lens Finishing for Optics
All modern rifle glass lenses are covered. Lens finish can be a vital element of a shooting platform when buying high end rifle optics and scope equipment.
ED Versus HD Optics
Some scope manufacturers will also use “HD” or high-definition lens coatings which use different procedures, polarizations, chemicals, and elements to draw out a wide range of colors and viewable target visibility through lenses. This HD covering is normally used with increased density lens glass which decreases light’s capability to refract through the lens glass. Some scope producers use “HD” to describe “ED” meaning extra-low dispersion glass. ED deals with how certain colors are represented on the chromatic spectrum and the chromatic deviance or aberration which is similarly called color distortion or fringing. Chromatic aberration can be visible over items with well defined outlines as light hits the item from specific angles.
Single Scope Lens Finishing Versus Multi-Coating
Various optic lenses can also have different finishings applied to them. All lenses usually have at least some type of treatment or coating applied to them before being used in a rifle scope or optic.
Single coated lenses have a treatment applied to them which is typically a protective and enhancing multi-purpose treatment. This lens treatment can protect the lens from scratches while decreasing glare and other less advantageous things experienced in the shooting environment while sighting in with the optic. The quality of a single coated lens depends on the scope company and just how much you spent on it. Both the manufacturer and amount are signs of the lens quality.
Some scope producers similarly make it a point to specify if their optic lenses are covered or “multi” covered. Being “better” depends on the manufacturer’s lens treatment innovation and the quality of materials used in constructing the rifle scope.
Anti-water Lens Finish
Water on a lens does not help with maintaining a clear sight picture through a scope at all. Numerous top of the line and high-end optic makers will coat their lenses with a hydrophobic or hydrophilic coating.
Optic Mounting Options
Installing approaches for scopes are available in a couple of options. There are the standard scope rings which are individually installed to the optic and one-piece mounts which cradle the scope. These different types of mounts also typically can be found in quick release variations which use throw levers which enable rifle shooters to rapidly install and dismount the glass.
Hex Key Rifle Glass Rings
Basic, clamp-on style mounting scope rings use hex head screws to position to the flattop design Picatinny scope mounting rails on the tops of rifles. These varieties of scope mounts use two detached rings to support the optic, and are usually constructed from 7075 T6 billet aluminum which are developed for far away accuracy shooting. This form of scope mount is exceptional for rifles which need to have a long lasting, unfailing mount which will not shift despite just how much the scope is moved about or jarring the rifle takes. These are the design of mounts you want for a devoted scope setup on a far away scouting or hard target interdiction firearm which will seldom need to be changed or recalibrated. Blue 242 Loctite threadlocker can additionally be used on the mount screws to keep the hex screw threads from backing out after they are installed safely in position. An example of these mounting rings are the 30mm style made by Vortex Optics. The set generally costs around $200 USD
Scope Mounting Solutions with Quick-Release Cantilever Rings
These types of quick-release rifle scope mounts can be used to quickly detach a scope and connect it to a different rifle. Multiple scopes can also be switched out if they all use a similar style mount. These types of mounts are convenient for rifles which are transported a lot, to remove the optic from the rifle for protecting the scope, or for optics which are used in between multiple rifles or are situationally focused.
What to Know About Scope Tube Sealing and Gas Purging
Moisture inside your rifle scope can destroy a day of shooting and your pricey optic by bringing about fogging and creating residue inside of the scope tube. A lot of scopes prevent moisture from going into the scope tube with a system of sealing O-rings which are waterproof.
Glass Gas Purging
Another element of avoiding the buildup of moisture inside of the rifle scope’s tube is filling the tube with a gas like nitrogen. Given that this space is already occupied by the gas, the optic is less impacted by temperature level shifts and pressure differences from the outside environment which could possibly enable water vapor to leak in around the seals to fill the vacuum which would otherwise exist. These are good qualities of a good rifle scope to seek out.
