Description
Last update on February 8, 2023 // Source: Amazon API
Rifle Scope Product Details
Sun Optics USA Standard Dovetail Sport Ring, Medium (30 mm, Matte Black)
30 mm sport rings for a secure scope. Mount up! get superior scope retention with these handy 30 mm sport rings. Details: unique wraparound design; large Torx head screws; quick attachment; square cross bolt; strong clamping system; black anodized finish. ; state size. Order up! Warning: this item cannot be shipped to Canada. Please check your state, county and City laws for restrictions before ordering this product. 30 mm sport rings.
Rifle Scope Product Features
30mm Sport ring
Matte black
Standard Weaver dovetail
Wrap around design
Torx cap screws
Picatiny style cross clamp screw
Secure thumb nut
Lightweight aircraft aluminum
About the Sun Optics USA Brand
Sun Optics USA is a premium company for long gun scopes, optics, mounts, and other accessories used for guns like rifles and long guns. They design and build their products choosing elements which are long lasting and durable. This includes the Sun Optics USA Standard Dovetail Sport Ring, Medium (30 mm, Matte Black) by Sun Optics USA. For additional shooting products, visit their site.
What You Need to Know About Scopes
Rifle scopes enable you to exactly align a rifle at different targets by aligning your eye with the target at range. They do this through magnification by utilizing a set of lenses inside the scope. The scope’s positioning can be adjusted for consideration of many environmental elements like wind and elevation increases or decreases to make up for bullet drop.
The scope’s purpose is to understand exactly where the bullet will land based on the sight picture you are viewing through the scope as you line up the scope’s crosshair or reticle with the intended target. A lot of contemporary rifle scopes and optics have around eleven parts which are found within and externally on the scope body. These parts include the rifle scope’s body, lenses, elevation turrets or dials, focus rings, and other parts. Learn about the eleven parts of rifle glass.
About Scope Styles
Rifle scopes can be either “first focal plane” or “second focal plane” type of scopes. The type of focal plane a scope has determines where the reticle or crosshair is located relative to the scopes magnifying adjustments. It simply means the reticle is situated behind or before the magnifying lens of the optic. Deciding upon the most beneficial style of rifle glass depends on what type of hunting or shooting you intend on undertaking.
Info on First Focal Plane Glass
Focal plane scopes (FFP) feature the reticle in front of the magnification lens. This triggers the reticle to increase in size based on the level of zoom being used. The outcome is that the reticle measurements are the same at the magnified distance as they are at the non amplified range. One tick on a mil-dot reticle at one hundred yards without “zoom” is still the same tick at 100 yards with 5x “zoom”. These types of scopes work for:
- Quick acquisition, far away types of shooting
- Shooting situations where computations are minor
- Experienced shooters who have an idea for their aim point “hold over” as well as “lead” equations for their weapon
- Shooters who don’t mind the reticle is bigger and uses up more visual eyesight room than a SFP reticle
Info About Second Focal Plane Scopes
Second focal plane optics (SFP) come with the reticle to the rear of the zoom lens. In the FFP example with the SFP scope, the 5x “zoom” 100 yard tick measurement would be 1/5th of the non “zoom” tick.
- Far away kinds of shooting where shooters have increased time to make ballistic estimations
- Shooting where most of the shots take place within shorter spaces and ranges
- Shooters who like a clearer optic picture with less room used up by the larger sized FFP reticle
Magnification for Optics
The measure of scope magnification you need on your scope is based on the type of shooting you choose to do. Almost every style of rifle scope provides some level of magnification. The quantity of magnification a scope offers is determined by the dimension, density, and curvatures of the lens glass inside of the rifle optic. The magnification level of the scope is the “power” of the glass. This implies what the shooter is checking out through the scope is amplified times the power factor of what can typically be seen by human eyes.
About Fixed Single Power Lens Optics
A single power rifle optic or scope will have a zoom number designator like 4×32. This suggests the magnification power of the scope is 4x power while the objective lens is 32mm. The zoom of this type of optic can not adjust because it is a fixed power scope.
Info About Adjustable Power Lens Rifle Optics
Variable power rifle scopes use enhanced power. The power modification is handled using the power ring part of the scope near the back of the scope by the eye bell.
Scope Power and Ranges
Here are some recommended scope power settings and the distances where they could be efficiently used. High power glass will not be as efficient as lower magnification scopes due to the fact that too much zoom can be a bad thing. The exact same concept relates to extended ranges where the shooter needs to have sufficient power to see exactly where to properly aim the rifle at the target.
Rifle Optic Lens Finishing
All modern rifle optic and scope lenses are coated. There are various types and qualities of glass finishes. Lens finishing can be a crucial element of a rifle when contemplating high-end rifle optics and scope systems. The glass lenses are one of the most essential parts of the scope considering they are what your eye looks through while sighting a rifle in on the point of impact. The covering on the lenses safeguards the lens surface and improves anti glare from refracted sunshine and color perception.
ED Versus HD Rifle Optics
Some scope producers likewise use “HD” or high-definition lens finishings which use different procedures, chemicals, polarizations, and elements to draw out a wide range of colors and viewable definition through the lens. Some scope manufacturers use “HD” to refer to “ED” implying extra-low dispersion glass.
Single Covering Versus Multi-Coating
Different optic lenses can likewise have various finishings applied to them. All lenses usually have at least some type of treatment or finish used to them before they are used in a rifle scope or optic.
This lens treatment can safeguard 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 covered lens depends on the scope manufacturer and how much you paid for it.
Some scope manufacturers also make it a point to specify if their optic lenses are covered or “multi” covered. This means the lens has multiple treatments applied to the surfaces of the glass. If a lens receives multiple treatments, it can establish that a company is taking several actions to fight various natural aspects like an anti-glare covering, a scratch resistant anti-abrasion covering, followed by a hydrophilic finish. This also doesn’t necessarily suggest the multi-coated lens will perform better than a single covered lens. Being “better” is dependent on the maker’s lens treatment innovation and the quality of products used in developing the rifle glass.
Hydrophobic Lens Finishes
Water on an optic’s lens does not assist with maintaining a clear sight picture through an optic whatsoever. Numerous top of the line or high-end optic manufacturers will coat their lenses with a hydrophobic or hydrophilic covering. The Steiner Optics Nano-Protection is a good example of this sort of treatment. It deals with the exterior of the Steiner glass lens so the H2O particles can not bind to it or create surface tension. The result is that the water beads sheet off of the scope to preserve a clear, water free sight picture.
Optic Installation Options
Mounting approaches for scopes come in a few options. There are the basic scope rings which are separately mounted to the scope and one-piece scope mounts which cradle the scope. These different kinds of mounts also normally can be found in quick release variations which use throw levers which enable rifle operators to quickly mount and dismount the scopes.
Hex Key Rifle Scope Rings
Standard, clamp type mounting optic rings use hex head screws to mount to the flattop design Picatinny scope mount rails on rifles. These kinds of scope mounts use a pair of individual rings to support the optic, and are made from 7075 T6 billet aluminum or similar materials which are designed for long distance precision shooting. This form of scope mount is good for rifles which need a resilient, hard use mount which will not shift no matter how much the scope is moved about or abuse the rifle takes. These are the design of mounts you really want to have for a faithful optics setup on a far away hunting or interdiction firearm which will pretty much never need to be changed or adjusted. Blue 242 Loctite threadlocker can additionally be used to stop the hex screws from wiggling out after they are mounted tightly in position. An example of these mounting rings are the 30mm type made by the Vortex Optics brand. The set typically costs around $200 USD
Quick-Release Cantilever Rifle Scope Rings
These types of quick-release rifle scope mounts can be used to rapidly detach a scope and connect it to a different rifle. Several scopes can also be swapped out if they all use a similar style mount. These types of mounts are convenient for rifle platforms which are transferred a lot, to remove the optic from the rifle for protecting the scope, or for scopes which are used between multiple rifles.
Rifle Scope Tube Sealing and Gas Purging
Wetness inside your rifle optic can destroy a day of shooting and your expensive optic by bringing about fogging and creating residue inside of the scope tube. Most scopes prevent wetness from going into the scope tube with a system of sealing O-rings which are water resistant.
Gas Purged Optic Tubes
Another element of preventing the accumulation of wetness within the rifle scope’s tube is filling the tube with a gas like nitrogen. Considering that this area is currently occupied by the gas, the scope is less altered by condition changes and pressure differences from the outside environment which could potentially permit water vapor to seep in around the seals to fill the vacuum which would otherwise exist. These are good qualities of a good rifle scope to look for.