Description
Rifle Scope Product Details
Burris Scopes 201032 XTR Ii Riflescope
Rifle Scope Product Features
Designed for serious, technical, long-range precision rifle shooters”both tactical and competitive
Front focal plane reticle design allows the reticle size to increase or decrease as magnification is increased or decreased; trajectory compensation is always correct and proportional for the selected power setting; also called first focal plane or FFP
Ergonomic side focus and easy-to-reach parallax adjustment from 50 yds. to infinity for improved accuracy at long distances
Excellent resolution optics and tactical-appropriate reticles and adjustment knobs make it easier to identify targets and adjust for windage and elevation
Illuminated reticle reduces time to get on target in any lighting condition and dramatically increases accuracy when target is dark.
Main Tube Size: 34mm
About the Burris Optics Brand
Burris Optics is a premium producer for rifle scopes, optics, mounts, and other accessories used for firearms like rifles and long guns. They style and supply their mounts, scopes, and related products choosing elements which are resilient and long lasting. This includes the Burris Scopes 201032 XTR Ii Riflescope by Burris Optics. For additional shooting items, visit their website.
Glass Information
Rifle scopes allow you to specifically aim a rifle at various targets by lining up your eye with the target at range. They accomplish this through magnification by using a set of lenses within the scope. The scope’s positioning can be adapted to account for separate natural elements like wind speed and elevation to make up for bullet drop.
The scope’s purpose is to understand precisely where the bullet will hit based upon the sight picture you are seeing via the optic as you line up the scope’s crosshair or reticle with the intended target. Most contemporary rifle scopes and optics have around eleven parts which are located within and externally on the scope. These optic pieces consist of the rifle scope’s body, lenses, modification dials or turrets, focus rings, and other components. See all eleven parts of optics.
About Rifle Optic Varieties
Rifle scopes can be either “first focal plane” or “second focal plane” type of optics. Going for the optimal type of rifle optic is based around what type of shooting you plan to do.
Info on First Focal Plane Glass
First focal plane scopes (FFP) feature the reticle in front of the zoom lens. This induces the reticle to increase in size based upon the amount of zoom being used. The benefit is that the reticle measurements are the same at the magnified distance as they are at the non amplified range. As an example, one tick on a mil-dot reticle at one hundred yards without “zoom” is still the very same tick at one hundred yards with 5x “zoom”. These kinds of scopes work for:
- Quick acquisition, long distance types of shooting
- Shooting scenarios where estimations are minor
- Experienced shooters who have an idea for their target “hold over” and “lead” correlations for their firearm
- Shooters who do not mind the reticle is enlarged and uses up more visual sight room than a SFP reticle
Second Focal Plane Glass
Second focal plane glass (SFP) come with the reticle to the rear of the magnifying lens. This triggers the reticle to stay at the very same dimensions relative to the quantity of magnification being used. The final result is that the reticle dimensions adapt based on the zoom applied to shoot over greater ranges since the markings represent different increments which can vary with the magnification. In the FFP example with the SFP optic, the 5x “zoom” 100 yard tick measurement would be 1/5th of the non “zoom” tick measurement. These kinds of glass work for:
- Far away types of shooting where shooters have extra time to make ballistic calculations
- Shooting where most shots occur within shorter distances and ranges
- Shooters who want a clearer optic picture with less room taken up by the larger size FFP reticle
Zoom for Rifle Glass
The quantity of zoom a scope supplies is figured out by the diameter, thickness, and curvatures of the lenses inside of the rifle scope. The magnification of the scope is the “power” of the scope.
Info About Fixed Single Power Lens Rifle Glass
A single power rifle optic comes with a zoom number designator like 4×32. This indicates the zoom power of the scope is 4x power and the objective lens is 32mm. The magnification of this kind of scope can not adjust given that it is a set power scope.
Variable Power Lens Optics
Variable power rifle scopes use enhanced power. The power adjustment is handled by using the power ring part of the scope near the rear of the scope by the eye bell.
The Power and Range of Rifle Glass
Here are some advised scope powers and the ranges where they may be efficiently used. Always remember that higher power optics and scopes will not be as efficient as lower powered optics because too much magnification can be a detractor. The same concept goes for extended distances where the shooter needs enough power to see precisely where to best aim the rifle at the target.
Glass Lens Coating
All state-of-the-art rifle glass lenses are layered. Lens covering is a significant element of a rifle when looking into high end rifle optics and scope systems.
About Rifle Scope Lens Coatings – HD Versus ED
Some scope makers likewise use “HD” or high-definition lens coatings which use different processes, polarizations, aspects, and chemicals to draw out separate colors and viewable definition through the lens. Some scope producers use “HD” to refer to “ED” indicating extra-low dispersion glass.
Optic Lens Single Covering Versus Multi-Coating
Different optic lenses can also have different coatings applied to them. All lenses usually have at least some type of treatment or covering applied to them prior to being used in a rifle scope or optic assembly. This is because the lens isn’t just a raw piece of glass. It becomes part of the finely tuned optic. It requires a coating to be applied to it so that it will be efficiently functional in many kinds of environments, degrees of sunlight (full VS shaded), and other shooting conditions.
This lens treatment can offer protection to the lens from scratches while decreasing glare and other less advantageous things experienced in the shooting environment while sighting in with the scope. The quality of a single covered lens depends on the scope manufacturer and how much you paid for it.
Some scope producers also make it a point to specify if their optic lenses are covered or “multi” covered. Being “better” depends on the manufacturer’s lens treatment technology and the quality of products used in constructing the rifle scope.
Anti-water Lens Coatings
Water on a lens doesn’t help with preserving 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 hydrophilic or hydrophobic coating.
Rifle Scope Mounting Choices
Installing options 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 generally are made in quick release versions which use toss levers which permit rifle shooters to quickly mount and dismount the glass.
Hex Key Rifle Optic Ring Mounting Solutions
Standard, clamp-on style mounting optic rings use hex head screws to position to the flattop style Picatinny scope mounting rails on rifles. These types of scope mounts use a pair of independent rings to support the scope, and are normally made from 7075 T6 billet aluminum or similar materials which are manufactured for long distance precision shooting. This kind of scope mount is ideal for rifles which are in need of a durable, hard use mount which will not change despite how much the scope is moved about or abuse the rifle takes. These are the design of mounts you should have for a specialized optics setup on a far away hunting or interdiction rifle which will hardly ever need to be altered or recalibrated. Blue 242 Loctite threadlocker can also be used on screws to prevent the hex screws from backing out after they are mounted securely in place. An example of these rings are the 30mm style from Vortex Optics. The set typically costs around $200 USD
Quick-Release Cantilever Optic Ring Mounts
These types of quick-release rifle scope mounts can be used to rapidly detach a scope and attach it to a different rifle. Several scopes can also be switched out if they all use a similar design mount. These types of mounts are handy for rifles which are carried a lot, to remove the optic from the rifle for protection, or for optics which are used between multiple rifles or are situationally focused.
Rifle Glass Tube Sealing and Gas Purging
Wetness inside your rifle optic can destroy a day of shooting and your pricey optic by bringing about fogging and producing residue inside of the scope tube. Most scopes avoid moisture from entering the scope tube with a system of sealing O-rings which are waterproof.
Gas Purged Optic Tubes
Another element of preventing the buildup of wetness 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 scope is less impacted by temperature alterations and pressure distinctions from the external environment which may possibly permit water vapor to permeate in around the seals to fill the vacuum which would otherwise be there. These are good qualities of a decent rifle scope to seek out.
