Description
Rifle Scope Product Details
Burris FullField E1 Riflescope 6.5-20x50mm, Matte, 200341
The 6. 5-20x is the big boy in the Fullfield E1 family, and allows for some seriously long range hunting and shooting. This Fullfield E1 model has side adjusting parallax focus. The Balistic Plex E1 MV reticle is custom designed for this scope. MV stands for Milling Varmint. The holdovers are designed specifically for . 22-250 rounds, and are mil-based. It means this is a great choice for coyote hunters, prairie dogs and similar varmint hunting. The scope focuses down as close as 50 yards, though, which makes this one popular with precision . 22 LR shooters. The riflescope is resistant to a lifetime of field use, heavy recoil, and harsh vibration. It is protected by the Burris Forever .
Rifle Scope Product Features
Magnification:6.5-20x
Field of View:18 low ” 6 high (ft. @ 100 yds.)
Eye Relief: 3.1 ” 3.6 in.
Clear Objective Lens Diameter:50 mm
About the Burris Optics Scope Maker
Burris Optics is a premium maker for weapon scopes, optics, mounting solutions, and other components used for guns like rifles and long guns. They design and manufacture their mounts and related products using materials which are long lasting and resilient. This includes the Burris FullField E1 Riflescope 6.5-20x50mm, Matte, 200341 by Burris Optics. For additional shooting items, visit their site.
Info Glass
Rifle scopes permit you to specifically aim a rifle at different targets by lining up your eye with the target at range. They accomplish this through magnification using a set of lenses within the scope. The scope’s positioning can be adapted for consideration of separate environmental considerations like wind and elevation decreases to make up for bullet drop.
The scope’s purpose is to understand exactly where the bullet will hit based upon the sight picture you are seeing with the optic as you line up the scope’s crosshair or reticle with the intended target. Most contemporary rifle optics have around 11 parts which are arranged internally and on the exterior of the scope. These parts consist of the rifle scope’s body, lenses, adjustment dials, objective focus rings, and other elements. Learn about the eleven parts of rifle glass.
The Varieties of Rifle Scopes
Rifle scopes can be either “first focal plane” or “second focal plane” type of optics. Deciding on the finest type of rifle glass is based around what type of shooting you plan on doing.
First Focal Plane Scopes
First focal plane glass (FFP) include the reticle in front of the magnifying lens. This induces the reticle to increase in size based on the extent of magnification being used. The outcome is that the reticle measurements are the same at the enhanced distance as they are at the non amplified range. 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 are beneficial for:
- Quick acquisition, long distance kinds of shooting
- Shooting scenarios where calculations are minor
- Experienced shooters who understand their target “hold over” plus “lead” equations for their firearms
- Shooters who don’t mind the reticle is bigger and uses up more visual sight room than a SFP reticle
Second Focal Plane Glass Facts
Second focal plane optics (SFP) include the reticle behind the magnifying lens. This causes the reticle to remain at the exact same overall size in relation to the level of magnification being used. The outcome is that the reticle measurements evolve based on the zoom chosen to shoot over longer distances considering that the reticle markings present distinct increments which differ with the zoom. In the FFP example with the SFP optic, the 5x “zoom” 100 yard tick would be 1/5th of the non “zoom” tick. These particular kinds of optics are beneficial for:
- Far away forms of shooting where shooters have increased time to make ballistic computations
- Shooting where most shots take place within shorter distances and ranges
- Shooters who choose a clearer optic sight picture without room used up by the enlarged FFP reticle
Magnification for Rifle Glass
The extent of scope magnification you need on your glass depends upon the form of shooting you desire to do. Pretty much every type of rifle scope provides some amount of magnification. The volume of magnification a scope provides is identified by the diameter, thickness, and curvatures of the lens glass inside of the rifle optic. The magnification level of the optic is the “power” of the opic. This indicates what the shooter is observing through the scope is amplified times the power element of what can usually be seen by human eyes.
Single Power Lens Scopes
A single power rifle scope and optic comes with a magnification number designator like 4×32. This implies the magnification power of the scope is 4x power and the objective lens is 32mm. The magnification of this type of scope can not adjust because it is set from the factory.
Variable Power Lens Rifle Optics
Variable power rifle scopes use variable power levels. The power modification is achieved by the power ring part of the scope near the back of the scope by the eye bell.
Power Levels and Range
Here are some recommended scope power levels and the distances where they can be efficiently used. High power rifle scope glass will not be as effective as lower magnification level optics considering too much magnification can be a negative aspect depending on your shooting distance. The same idea applies to extended distances where the shooter needs to have sufficient power to see precisely where to properly aim the rifle at the target.
Details on Scope Lens Covering
All contemporary rifle scope and optic lenses are layered. There are different types and qualities of glass coatings. When considering luxury rifle optical setups, Lens covering can be a crucial component of defining the capability of the rifle. The glass lenses are among the most critical pieces of the scope as they are what your eye sees through while sighting a rifle in on the target. The finishing on the lenses offers protection to the lens surface as well as helps with anti glare capabilities from refracted natural light and color presence.
HD Versus ED Lenses
Some scope brands also use “HD” or high-definition lens coatings which use different processes, aspects, polarizations, and chemicals to draw out a wide range of colors and viewable definition through the lens. Some scope producers use “HD” to refer to “ED” meaning extra-low dispersion glass.
Rifle Optic Lens Single Finish Versus Multi-Coating
Different optic lenses can also have various finishes applied to them. All lenses generally have at least some type of treatment or coating used to them prior to being used in a rifle scope or optic.
Single layered lenses have a treatment applied to them which is generally a protective and enhancing multi-purpose treatment. This lens treatment can protect the lens from scratches while decreasing glare and other less helpful things experienced in the shooting environment while sighting in with the scope. The quality of a single coated lens depends upon the scope developer and the amount you spent for it. The scope’s maker and cost are signs of the lens quality.
Some scope makers similarly make it a point to define if their optic lenses are covered or “multi” coated. Being “better” depends on the manufacturer’s lens treatment innovation and the quality of products used in constructing the rifle scope.
Hydrophobic Lens Coatings
Water on a lens doesn’t help with maintaining a clear sight picture through a scope at all. Numerous top of the line and military grade optic companies will coat their lenses with a hydrophilic or hydrophobic coating.
Choices for Mounting Glass on Firearms
Mounting approaches for scopes come in a few choices. There are the basic scope rings which are individually mounted to the optic and one-piece mounts which cradle the scope. These various kinds of mounts also usually are made in quick release variations which use manual levers which enable rifle operators to quickly install and dismount the scope.
Hex Key Scope Rings
Standard, clamp design 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 different rings to support the optic, and are often made from 7075 T6 billet aluminum which are designed for long distance precision shooting. This type of scope mount is fine for rifles which require a resilient, sound mount which will not move no matter how much the scope is moved or abused.
Glass Mounts with Quick-Release Cantilever Rings
These kinds of quick-release rifle scope mounts can be used to quickly take off a scope from a rifle and reattach it to a different rifle. If they all use a comparable style mount, several scopes can also be switched on the range. The quick detach design is CNC crafted from anodized 6061 T6 aluminum and the mounting levers connect solidly to a flat top type Picatinny rail. This permits the scope to be sighted in while on the rifle, removed from the rifle, and remounted while preserving accuracy. These types of mounts come in beneficial for shooting platforms which are carried a lot, to remove the optic from the rifle for protection, or for sight systems which are chosen for use in between several rifles. An example of this mount style is the 30mm mount from the Vortex Optics manufacturer. It typically costs around $250 USD
Sealing and Gas Purging for Rifle Glass Tubes
Wetness inside your rifle optic can ruin a day of shooting and your expensive optic by triggering fogging and producing residue inside of the scope tube. A lot of scopes prevent wetness 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 wetness inside of the rifle scope tube is filling the tube with a gas like nitrogen. Because this space is currently occupied by the gas, the optic is less altered by climate shifts and pressure distinctions from the outdoor environment which may potentially permit water vapor to seep in around the seals to fill the vacuum which would otherwise exist. These are good qualities of a decent rifle scope to seek out.
