Description
Rifle Scope Product Details
Bushnell 1-6x24mm AR Optics BTR-1_AR71624I, One Size,Black
Bushnell optics in this model delivers best-in-class resolution and contrast through the use of high definition glass and fully multi-coated lenses.
Rifle Scope Product Features
About this item
Use todays most popular calibers with BDC turrets, giving more precise shop placement than BDC reticles
New illuminated tbr reticle
Coating bonds to exterior lens surfaces, and repels water, oil, fog, dust and debris.
Folding Throw lever for the quickest power changes imaginable
Material Type: Aluminum
Bushnell 1-6x24mm AR Optics BTR-1_AR71624I, One Size, Black
This 1-6x24mm riflescope has features our illuminated BTR-1 reticle for fast and accurate target acquisition. To speed up switching between magnification we’ve given you two Throw Down Power Change Levers (PCL) of different length. The 6 mil per revolution turrets are capped to protect them from bumps and hard use. It utilizes a 30mm main tube, illumination is provided via CR2032 battery, and it’s IPX7 waterproof.
Illuminated BTR-1 reticle
Throw Down Power Change Lever, 2 lengths
Capped turrets to protect against hard use.
Features: IPX7 Waterproof construction – O-ring sealed optics stay dry inside, when immersed in three feet of water for up to 30 minutes.
Fully Multi Coated Optics – Multiple layers of coatings on all lens surfaces increase light transmission and image brightness.
What’s in the box: 1-6×24 riflescope; scope covers; short throw lever; long throw lever; Spudz lens cloth; multitool; instruction sheet; Quick Start Guide.
About the Bushnell Brand
Bushnell 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 using materials which are resilient and long lasting. This includes the Bushnell 1-6x24mm AR Optics BTR-1_AR71624I, One Size,Black by Bushnell. For more shooting items, visit their website.
Optic Details
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 zoom by utilizing a set of lenses inside the scope. The scope’s positioning can be dialed in for the consideration of different ecological aspects like wind speed and elevation to make up for bullet drop.
The scope’s function is to help shooters understand exactly where the bullet will land based on the sight picture you are seeing via the scope as you align the scope’s crosshair or reticle with the target. Many contemporary rifle optics have about 11 parts which are located inside and outside of the scope body. These scope parts include the rifle scope’s body, lenses, modification turrets, focus rings, and other components. See all eleven parts of a scope.
Rifle Glass Styles
Rifle scopes can be either “first focal plane” or “second focal plane” style of scopes. The style of focal plane an optic has identifies where the reticle or crosshair lies in connection with the optic’s magnifying adjustments. It simply suggests the reticle is located behind or ahead of the magnifying lens of the optic. Considering the very best sort of rifle glass is based on what style of hunting or shooting you intend on doing.
First Focal Plane Glass Facts
Focal plane scopes (FFP) include the reticle in front of the zoom lens. These types of scopes are beneficial for:
- Quick acquisition, long distance types of shooting
- Shooting scenarios where calculations are very little
- Experienced shooters who recognize their target “hold over” and also “lead” relationships for their weapon
- Shooters who do not mind the reticle is bigger and requires more visual eyesight area than a SFP reticle
Info on Second Focal Plane Optics
Second focal plane scopes (SFP) come with the reticle to the rear of the magnifying lens. This triggers the reticle to stay at the very same scale in connection with the quantity of magnification being used. The outcome is that the reticle dimensions change based on the zoom applied to shoot over greater distances because the reticle measurements represent distinct increments which can vary with the magnification. In the FFP example with the SFP optic, the 5x “zoom” one hundred yard tick would be 1/5th of the non “zoom” tick measurement. These sorts of glass work for:
- Long distance forms of shooting where shooters have increased time to make ballistic calculations
- Shooting where most of the shots happen within shorter proximities and ranges
- Shooters who would like a clearer optic sight picture with less area used up by the larger sized FFP reticle
Details on Scope Zoom
The quantity of scope magnification you require depends upon the type of shooting you like to do. Pretty much every style of rifle optic delivers some level of zoom. The level of zoom a scope offers is identified by the dimension, thickness, and curves of the lenses inside of the rifle scope. The magnifying level of the optic is the “power” of the glass. This suggests what the shooter is looking at through the scope is magnified times the power aspect of what can usually be seen by human eyes.
Fixed Single Power Lens Optics
A single power rifle optic 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 magnification of this kind of optic can not adjust considering that it is set from the factory.
Adjustable Power Lens Rifle Scope Details
Variable power rifle scopes can be changed between magnification levels. It will note the zoom level in a format such as 2-10×32. These numbers suggest the zoom of the scope could be changed between 2x and 10x power. This additionally involves the powers in-between 2 and 10. The power modification is achieved by applying the power ring part of the scope near the rear of the scope by the eye bell piece.
Scope Power and Ranges
Here are some suggested scope power settings and the ranges where they may be effectively used. Always remember that higher power scopes will not be as effective as lower powered scopes since excessive magnification can be a bad thing. The very same idea applies to longer distances where the shooter needs increased power to see where to properly aim the rifle.
About Rifle Scope Lens Finishes
All modern rifle scope and optic lenses are covered in special coatings. There are various types and qualities of lens finishes. Lens finishing is an important aspect of a rifle’s setup when considering luxury rifle optics and scope units. The lenses are among the most significant parts of the glass considering they are what your eye looks through while sighting a rifle in on the point of impact. The finishing on the lenses shields the lens surface and assists with anti glare capabilities from excess sunshine and color perception.
HD Versus ED Lens Coatings
Some optic suppliers even use “HD” or high-definition lense finishes which employ different processes, polarizations, chemicals, and aspects to enhance a wide range of colors and viewable target definition through the lens. This high-definition covering is typically used with more costly high density lens glass which lowers light’s chance to refract through the lens glass. Some scope vendors use “HD” to refer to “ED” meaning extra-low dispersion glass. ED deals with how colors are represented on the chromatic spectrum and the chromatic aberration or difference which is similarly called color distortion or fringing. Chromatic aberration can be obvious over objects with hard edges and shapes as light hits the item from various angles.
Single Coating Versus Multi-Coating for Glass
Different optic lenses can also have different coatings used to them. All lenses generally have at least some type of treatment or covering used to them before they are used in a rifle scope or optic.
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 helpful things experienced in the shooting environment while sighting in with the optic. The quality of a single coated lens depends upon the scope designer and how much you spent for it. Both the manufacturer and amount are indicators 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 producer’s lens treatment innovation and the quality of materials used in building the rifle scope.
Glass Lens Anti-water Covering
Water on a lens doesn’t help with keeping a clear sight picture through a scope at all. Lots of top of the line and high-end scope makers will coat their lenses with a hydrophilic or hydrophobic anti-water finish.
Rifle Glass Installation Choices
Mounting options for scopes can be found in a few choices. There are the basic scope rings which are individually installed to the optic and one-piece mounts which cradle the scope. These various kinds of mounts also generally are made in quick release variations which use throw levers which permit rifle operators to rapidly install and remove the scope.
Hex Key Rifle Glass Ring Mounts
Basic, clamp style mounting optic rings use hex head screws to install to the flattop style Picatinny scope mounting rails on the tops of rifles. These varieties of scope mounts use double independent rings to support the optic, and are usually constructed from 7075 T6 billet aluminum or similar materials which are manufactured for far away accuracy shooting. This form of scope mount is excellent for rifles which require a durable, rock solid mount which will not shift regardless of how much the scope is moved or jarring the rifle takes. These are the type of mounts you should have for a devoted scope setup on a long distance hunting or hard target interdiction long gun which will seldom need to be altered or recalibrated. Blue 242 Loctite threadlocker can also be used on the screws to stop the hex screw threads from backing out after they are installed securely in place. An example of these mounting rings are the 30mm type made by the Vortex Optics company. The set normally costs around $200 USD
Quick-Release Cantilever Optic Rings
These types of quick-release rifle scope mounts can be used to quickly attach and remove a scope from a rifle before reattaching it to a different rifle. Several scopes can even be switched out if they all use a similar design mount. These types of mounts come in handy for rifle platforms which are transferred a lot, to swap out the optic from the rifle for protecting the scope, or for optics which are used between multiple rifles.
Sealing and Gas Purging for Rifle Optic Tubes
Wetness inside your rifle scope can spoil a day on the range and your costly optic by inducing fogging and producing residue within the scope’s tube. Most scopes protect against moisture from going into the optical tube with a series of sealing O-rings which are waterproof. Usually, these scopes can be submerged within 20 or 30 feet of water before the water pressure can force moisture past the O-rings. This should be more than enough wetness prevention for basic use rifles for hunting and sporting purposes, unless you plan on taking your rifle boating and are concerned about the scope still functioning if it is submerged in water and you can still find the firearm.
Rifle Scope Gas Purging
Another part of avoiding the buildup of moisture inside of the rifle optic tube is filling the tube with a gas like nitrogen. Because this space is already taken up by the gas, the glass is less impacted by climate alterations and pressure differences from the external environment which could possibly permit water vapor to permeate in around the seals to fill the void which would otherwise exist. These are good qualities of a decent rifle scope to look for.
