Description
Rifle Scope Product Details
Athlon Optics Argos HMR 4-20×50 Riflescope – BDC600A SFP IR, Black
The Argos HMR is designed from the ground up with the average outdoorsman in mind. This compact and durable hunting scope is a feature-rich, yet affordable option. 5x and 6x magnification ratios are ideally suited for a wide variety of close and long range hunting. Advanced Fully Multi-Coated lenses paired with clean and concise reticles like an illuminated center-dot crosshair, Mil-Dot, or BDC reticle options for a fool-proof traditional setup.
Rifle Scope Product Features
0. 25 MOA Click Value, 60 MOA Total Adjustment, 10 yards to infinity Parallax adjustment
Designed for Hunting with HD Glass gives you better light transmission, brighter, and sharper image.
Advanced Fully Multicoated optics effectively reduces reflected light and increases the transmission of light giving you a brighter image than normal single coated lenses
Reticle etched on the glass that provides excellent backing support for complex reticle design and offers great durability and much higher shock resistance to recoil
Illuminated reticle with bullet drop holdovers offers great visibility and allows you to easily put the reticle over your target during low light condition.
About the Athlon Optics Company
Athlon Optics is a premium producer for firearm scopes, optics, mounting solutions, and other components used for firearms like rifles and long guns. They create and supply their scopes, mounts, and related products by applying building materials which are long lasting and durable. This includes the Athlon Optics Argos HMR 4-20×50 Riflescope – BDC600A SFP IR, Black by Athlon Optics. For more shooting items, visit their site.
Info About Optics
Rifle scopes permit you to specifically align a rifle at various targets by aligning your eye with the target at range. They accomplish this through magnification by making use of a series of lenses within the scope. The scope’s alignment can be adapted for consideration of varied ecological aspects like wind and elevation to account for bullet drop.
The scope’s purpose is to help shooters understand exactly 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 intended point of impact. The majority of contemporary rifle scopes and optics have about 11 parts which are found within and on the exterior of the scope body. These optic pieces include the rifle scope’s body, lenses, elevation turrets or dials, objective focus rings, and other components. See all eleven parts of an optic.
About Optic Varieties
Rifle scopes can be either “first focal plane” or “second focal plane” type of scopes. The form of focal plane an optic has decides where the reticle or crosshair lies in connection with the optic’s magnifying adjustments. It actually suggests the reticle is behind or ahead of the magnifying lens of the optic. Picking out the best kind of rifle optic depends upon what type of shooting you plan on doing.
About First Focal Plane Optics
First focal plane scopes (FFP) include the reticle ahead of the magnification lens. This triggers the reticle to increase in size based upon the amount of magnification being used. The result is that the reticle measurements are the same at the magnified range as they are at the non magnified distance. One tick on a mil-dot reticle at 100 yards with no “zoom” is still the very same tick at one hundred yards by using 5x “zoom”. These types of scopes work for:
- Quick acquisition, far away types of shooting
- Shooting situations where estimations are low
- Experienced shooters who understand their target “hold over” and “lead” ratios for their rifles
- Shooters who don’t mind the reticle is bigger and takes up more visual sight space than a SFP reticle
Second Focal Plane Glass Details
Second focal plane glass (SFP) come with the reticle to the rear of the zoom lens. This causes the reticle to stay at the exact same scale in connection with the level of magnification being used. The final result is that the reticle measurements shift based upon the zoom employed to shoot over greater ranges considering that the reticle markings represent various increments which change with the zoom. In the FFP example with the SFP scope, the 5x “zoom” one hundred yard tick measurement would be 1/5th of the non “zoom” tick reticle measurement. These sorts of glass are convenient for:
- Long distance types of shooting where shooters have increased time to make ballistic calculations
- Shooting where most of the shots happen within much shorter distances and ranges
- Shooters who like a clearer optic picture with less room used up by the enlarged FFP reticle
Zoom for Rifle Optics
The quantity of scope zoom you need on your glass is based on the type of shooting you choose to do. Almost every type of rifle optic delivers some degree of zoom. The quantity of zoom a scope provides is established by the dimension, thickness, and curves of the lens glass within the rifle scope. The zoom of the scope is the “power” of the glass. This signifies what the shooter is aiming at through the scope is amplified times the power factor of what can normally be seen by human eyes.
Fixed Single Power Lens Scope Facts
A single power rifle optic or scope comes with a magnification number designator like 4×32. This suggests the magnification 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 a fixed power optic.
Info on Adjustable Power Lens Scopes
Variable power rifle scopes have adjustable power. These types of scopes will list the zoom level in a configuration like 2-10×32. These numbers suggest the magnification of the scope could be adjusted between 2x and 10x power. This additionally incorporates the power levels in-between 2 and 10. The power modification is achieved using the power ring component of the scope near the rear of the scope by the eye bell.
Power Levels and Range Correlations
Here are some advised scope powers and the ranges where they may be effectively used. Bear in mind that high magnification scopes and optics will not be as practical as lower magnification level scopes since too much magnification can be a detractor. The same idea relates to extended distances where the shooter needs sufficient power to see precisely where to best aim the rifle at the target.
Lens Finish for Rifle Glass
All modern-day rifle scope and optic lenses are covered in special coatings. There are various types and qualities of glass finishings. When considering luxury rifle optics and scope setups, Lens finish can be a vital component of defining the capability of the rifle. The lenses are one of the most critical pieces of the optic because they are what your eye looks through while sighting a rifle in on the target. The finishing on the lenses shields the lens surface and also assists with anti glare capabilities from refracted direct sunlight and color perception.
Info on Rifle Glass Lens Coatings – HD Versus ED
Some rifle glass producers even use “HD” or high-def lense finishes that take advantage of different procedures, polarizations, chemicals, and elements to extract separate color ranges and viewable definition through the lens. This high-def coating is commonly used with more costly high density glass which lowers light’s ability to refract by means of the lens glass. Some scope makers use “HD” to describe “ED” implying extra-low dispersion glass. ED handles how certain colors are presented on the chromatic spectrum and the chromatic aberration or difference which is similarly called color distortion or fringing. Chromatic aberration can be obvious around objects with defined outlines as light hits the item from various angles.
Single Coating Versus Multi-Coating
Various scope lenses can even have different finishes applied to them. All lenses typically have at least some kind of treatment or finishing applied to them before they are used in a rifle scope or optic. This is due to the fact that the lens isn’t simply a raw piece of glass. It becomes part of the carefully tuned optic. It requires a coating to be applied to it so that the lens will be optimally usable in numerous kinds of environments, degrees of light (full light VS shaded), and other shooting conditions.
Single layered lenses have a treatment applied to them which is normally a protective and boosting multi-purpose treatment. This lens treatment can preserve the lens from scratches while minimizing glare and other less useful things experienced in the shooting environment while sighting in with the optic. The quality of a single covered lens depends on the scope producer and how much you spent on it. Both the make and cost are indications of the lens quality.
Some scope producers similarly make it a point to specify if their optic lenses are layered or “multi” covered. Being “much better” depends on the producer’s lens treatment technology and the quality of materials used in developing the rifle scope.
Anti-water Covering for Rifle Optics
Water on a lens does not improve retaining a clear sight picture through an optic in any way. Numerous top of the line and premium optic makers will coat their lenses with a hydrophilic or hydrophobic finish. The Steiner Optics Nano-Protection is a good example of this kind of treatment. It treats the surface area of the Steiner optic lens so the water particles can not bind to it or produce surface tension. The outcome is that the water beads sheet off of the scope to preserve a clear, water free sight picture.
Choices for Installing Scopes on Firearms
Installing options for scopes can be found in a few options. There are the standard scope rings which are separately mounted to the scope and one-piece mounts which cradle the scope. These different kinds of mounts also generally can be found in quick release variations which use manual levers which permit rifle operators to rapidly mount and remove the scopes.
Hex Key Glass Rings
Basic, clamp design mounting scope rings use hex head screws to install to the flattop design Picatinny scope mounting rails on the tops of rifles. These forms of scope mounts use a pair of separate rings to support the scope, and are normally constructed from 7075 T6 billet aluminum or similar materials which are manufactured for long distance accuracy shooting. This kind of scope mount is ideal for rifles which require a long lasting, hard use mount which will not shift no matter just how much the scope is moved about or abuse the rifle takes. These are the style of mounts you should have for a specialized scope system on a reach out and touch someone hunting or competitors long gun which will almost never need to be modified or recalibrated. Blue 242 Loctite threadlocker can additionally be used to stop the hex screws from wiggling out after they are mounted safely in place. An example of these mounting rings are the 30mm style made by the Vortex Optics brand. The set usually costs around $200 USD
Quick-Release Cantilever Scope Ring Mounts
These types of quick-release rifle scope mounts can be used to quickly detach a scope from a rifle and reattach it to a different rifle. A wide range of scopes can also be swapped out if they all use a similar style mount. The quick detach design is CNC machined from anodized 6061 T6 aluminum and the mounting levers fasten solidly to a flat top style Picatinny rail. This permits the scope to be sighted in while on the rifle, taken off of the rifle, and remounted while preserving accuracy. These kinds of mounts are useful and convenient for rifles which are moved a lot, to take off the scope from the rifle for protection, or for aiming systems which are used between multiple rifles. An example of this mount type is the 30mm mount from Vortex Optics. It usually costs around $250 USD
Glass Tube Sealing and Gas Purging
Wetness inside your rifle glass can wreck a day of shooting and your expensive optic by causing fogging and generating residue inside of the scope tube. The majority of optics protect against humidity from getting in the optical tube with a system of sealing O-rings which are waterproof. Generally, these water-resistant optics can be immersed under 20 or 30 feet of water before the water pressure can push moisture past the O-rings. This should be more than enough moisture content prevention for common use rifles, unless you intend on taking your rifle on a boat and are worried about the optic still performing if it goes over the side and you can still find the rifle.
Rifle Optic Gas Purging
Another component of preventing the accumulation of wetness within the rifle optic’s tube is filling the tube with a gas like nitrogen. Because this space is already taken up by the gas, the optic is less impacted by condition changes and pressure variations from the external environment which may 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 look for.
