Description
Rifle Scope Product Details
WEAVER Kaspa 1X20 Dual-X Scope, Black
From up-close to long range, hunting to competition shooting, these quality hunting scopes provide ballistic precision at bargain prices, plus they come complete with Weaver’s Limited Lifetime Guarentee. All Kaspa scopes feature one-piece construction; fully multi-coated lenses; nitrogen-purged, fog-free viewing; and crisp 1/4-inch MOA Adjustments for dependable accuracy.
Rifle Scope Product Features
Crisp 1/4″ MOA Adjustments for Elevation and Windage
Fully multi-coated lenses for clarity, contrast and excellent light transmission
One-Piece 1″ Tube Construction
Nitrogen Purged for Waterpprof, Fogproof and Riflescopes are Shockproof
Matte Finish, Dual-X Reticle
About the WEAVER Manufacturer
WEAVER is a premium manufacturer for firearm scopes, optics, mounts, and other add-ons used for firearms like rifles and long guns. They style and make their products by using materials which are resilient and long lasting. This includes the WEAVER Kaspa 1X20 Dual-X Scope, Black by WEAVER. For additional shooting products, visit their website.
Info About Rifle Glass
Rifle scopes permit you to exactly align a rifle at various targets by aligning your eye with the target over a distance. They do this through magnifying the target by employing a series of lenses inside the scope. The scope’s alignment can be adjusted for the consideration of different ecological things like wind and elevation decreases to account for bullet drop.
The scope’s function is to help shooters understand exactly where the bullet will hit based on the sight picture you are viewing via the optic as you line up the scope’s crosshair or reticle with the intended target. The majority of contemporary rifle scopes have around 11 parts which are arranged inside and on the exterior of the scope. These scope parts include the rifle scope’s body, lenses, modification turrets, focus rings, and other components. See all eleven parts of optics.
The Styles of Rifle Scopes
Rifle scopes can be either “first focal plane” or “second focal plane” type of scopes. Considering the optimal type of rifle scope is based around what type of shooting you plan on doing.
Info About First Focal Plane Scopes
Focal plane scopes (FFP) feature the reticle in front of the magnification lens. This induces the reticle to increase in size based upon the amount of magnification being used. The benefit is that the reticle measurements are the same at the enhanced distance as they are at the non amplified distance. One tick on a mil-dot reticle at one hundred yards with no “zoom” is still the exact same tick at one hundred yards by using 5x “zoom”. These types of scopes are useful for:
- Quick acquisition, long distance kinds of shooting
- Shooting circumstances where computations are very little
- Experienced shooters who understand their target “hold over” and “lead” relationships for their rifles
- Shooters who do not mind the reticle is bigger and uses up more visual eyesight room than a SFP reticle
About Second Focal Plane Scopes
Second focal plane scopes (SFP) come with the reticle to the rear of the magnification lens. This induces the reticle to stay at the exact same overall size in relation to the volume of zoom being used. The result is that the reticle measurements adapt based upon the zoom applied to shoot over longer ranges due to the fact that the reticle markings represent distinct increments which differ with the magnification. In the FFP illustration with the SFP optic, the 5x “zoom” one hundred yard tick reticle measurement would be 1/5th of the non “zoom” tick. These sorts of scopes work for:
- Long distance types of shooting where shooters have more time to make ballistic computations
- Shooting where most of the shots take place within shorter distances and ranges
- Shooters who like a clearer optic sight picture without space used up by the enlarged FFP reticle
Zoom for Rifle Optics
The amount of zoom a scope provides is figured out by the diameter, density, and curvatures of the lenses inside of the rifle scope. The zoom of the scope is the “power” of the scope.
Single Power Lens Optics
A single power rifle scope uses a magnification number designator like 4×32. This means the magnification power of the scope is 4x power and the objective lens is 32mm. The zoom of this type of scope can not adjust considering that it is a fixed power optic.
Adjustable Power Lens Rifle Glass
Variable power rifle scopes use enhanced power. The power adjustment is achieved by making use of the power ring part of the scope near the rear of the scope by the eye bell.
Power and Range Correlations
Here are some recommended scope powers and the distances where they may be effectively used. Keep in mind that high magnification optics will not be as efficient as lower magnification level glass since too much zoom can be a negative thing in certain situations. The exact same idea goes for longer ranges where the shooter needs to have sufficient power to see exactly where to properly aim the rifle at the target.
Details on Lens Coating
All present day rifle glass lenses are layered. Lens covering is an essential aspect of a rifle system when buying high end rifle optics and scope setups.
HD Versus ED Lens Coatings
Some scope brands also use “HD” or high-definition lens coatings which use various processes, chemicals, polarizations, and elements to draw out a wide range of colors and viewable definition through the lens. Some scope producers use “HD” to refer to “ED” to signify the lens has extra-low dispersion glass.
About Single Covering Versus Multi-Coating
Various optic lenses can even have different coatings applied to them. All lenses typically have at least some type of treatment or finish applied to them before being used in a rifle scope or optic assembly. This is since the lens isn’t just a raw piece of glass. It becomes part of the finely tuned optic. It must have a coating put on it so that it will be optimally functional in many kinds of environments, degrees of sunlight (full VS shade), and other shooting conditions.
Single layered lenses have a treatment applied to them which is generally a protective and boosting multi-purpose treatment. This lens treatment can safeguard 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 covered lens depends upon the scope producer and just how much you spent for it. Both the manufacturer and amount are indications of the lens quality.
Some scope manufacturers likewise make it a point to define if their optic lenses are coated or “multi” covered. This means the lens has several treatments applied to them. If a lens receives multiple treatments, it can show that a manufacturer is taking numerous actions to fight various environmental aspects like an anti-glare finish, a scratch resistant anti-abrasion covering, followed by a hydrophilic covering. This additionally does not necessarily indicate the multi-coated lens will perform better than a single coated lens. Being “much better” depends on the maker’s lens treatment techniques and the quality of products used in building the rifle scope.
Anti-water Glass Lens Finish
Water on a lens does not assist with keeping a clear sight picture through a scope at all. Many top of the line and military grade optic companies will coat their lenses with a hydrophobic or hydrophilic covering.
Rifle Scope Installing Choices
Installing solutions for scopes are available in a couple of choices. There are the basic scope rings which are individually mounted to the optic and one-piece scope mounts which cradle the scope. These different kinds of mounts also usually can be found in quick release variations which use toss levers which permit rifle shooters to quickly mount and dismount the glass.
Hex Key Scope Ring Mounts
Normal, clamp style mounting scope rings use hex head screws to mount to the flattop design 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 is created for long distance accuracy shooting. This type of scope mount is great for rifles which need a long lasting, sound mounting solution which will not move no matter how much the scope is moved or abused.
Quick-Release Cantilever Rifle Glass Ring Mounts
These types of quick-release rifle scope mounts can be used to rapidly remove a scope from a rifle and reattach it to a different rifle. A wide range of scopes can also be switched out if they all use a complementary designed mount. The quick detach mount style is CNC crafted from anodized 6061 T6 aluminum and the mounting levers connect tightly to a flat top design Picatinny rail. This permits the scope to be sighted in while on the rifle, taken off of the rifle, and remounted while maintaining the original sighting settings. These kinds of mounts are useful and practical for shooting platforms which are shipped a lot, to take off the glass from the rifle for protection, or for aiming systems which are chosen for use in between numerous rifles. An example of this mount style is the 30mm mount designed by Vortex Optics. It usually costs around $250 USD
Sealing and Gas Purging for Rifle Scope Tubes
Moisture inside your rifle optic can ruin a day of shooting and your pricey optic by causing fogging and creating residue inside of the scope tube. The majority of scopes avoid moisture from entering the scope tube with a system of sealing O-rings which are waterproof.
Scope Gas Purging
Another element of avoiding the buildup of wetness inside of the rifle optic tube is filling the tube with a gas like nitrogen. Since this area is currently occupied by the gas, the scope is less impacted by condition shifts and pressure variations from the external environment which might possibly allow water vapor to leak in around the seals to fill the void which would otherwise exist. These are good qualities of a good rifle scope to look for.




