Description
Rifle Scope Product Details
DJym Used for Hunting Rifle red dot Sight, 2×30 HD Blue Film Red and Green Aiming Nitrogen Waterproofing Anti-Fog
[Magnification]: 2 times
[Weight]: 275 grams
[Length]: 17.4 cm
[object lens diameter]: 30 mm
[Adjustment method]: Built-in adjustment
[Differentiation Material]: Wire
[Coating method]: Blue film
[Anti-seismic or not]: Yes
[Nitrogen, waterproof and anti-fog]: Yes
TCpick:
1. Welcome to buy, we will send it to you as soon as possible, if you have any questions, we will reply within 24 hours, I wish you a happy shopping
2. If you are satisfied with our products, please leave your valuable feedback or product reviews, thank you for your support.
3. Our has more products, welcome to buy
Rifle Scope Product Features
100% brand new Excellent product quality.
2x red dot sight, red and green, let you aim at the close range more quickly.
This sight has excellent seismic performance, does not shake, and has multiple guide rails, allowing you to install multiple tactical accessories.
High-definition vision, allowing you to observe the field of vision more clearly.
Quality assurance, our products are CE and RoHS certified, if you have any questions, we will reply you within 24 hours
About the DJym Brand
DJym is a premium manufacturer for firearm scopes, optics, mounts, and other accessories used for guns like rifles and long guns. They style and supply their mounts, scopes, and related products by making the most of building materials which are long lasting and durable. This includes the DJym Used for Hunting Rifle red dot Sight, 2×30 HD Blue Film Red and Green Aiming Nitrogen Waterproofing Anti-Fog by DJym. For additional shooting products, visit their site.
Optic Details
Rifle scopes allow you to specifically aim a rifle at various targets by lining up your eye with the target at range. They do this through magnifying the target using a series of lenses within the scope. The scope’s alignment can be adapted for consideration of separate environmental aspects like wind speed and elevation to make up for bullet drop.
The scope’s purpose is to help shooters 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 point of impact. Many modern rifle optics have about eleven parts which are arranged within and externally on the scope body. These parts consist of the rifle scope’s body, lenses, elevation turrets, objective focus rings, and other parts. See all eleven parts of a rifle optical system.
The Types of Rifle Scopes
Rifle scopes can be either “first focal plane” or “second focal plane” type of scopes. The sort of focal plane an optic has establishes where the reticle or crosshair lies in relation to the optic’s magnifying adjustments. It literally indicates the reticle is located behind or before the magnification lens of the scope. Deciding upon the very best kind of rifle optic is based upon what form of shooting you anticipate undertaking.
First Focal Plane Optic Details
First focal plane glass (FFP) feature the reticle in front of the magnification lens. This causes 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 amplified distance as they are at the non magnified range. One tick on a mil-dot reticle at one hundred yards without “zoom” is still the same tick at one hundred yards with 5x “zoom”. These types of scopes work for:
- Quick acquisition, long distance kinds of shooting
- Shooting scenarios where estimations are small
- Experienced shooters who understand their target “hold over” as well as “lead” equations for their firearms
- Shooters who do not mind the reticle is enlarged and requires more visual eyesight room than a SFP reticle
Info About Second Focal Plane Scopes
Second focal plane optics (SFP) come with the reticle behind the zoom lens. This triggers the reticle to remain at the exact same overall size in relation to the volume of magnification being used. The effect is that the reticle dimensions change based upon the zoom used to shoot over lengthier distances considering the reticle measurements represent various increments which vary with the magnification level. In the FFP illustration with the SFP glass, the 5x “zoom” 100 yard tick reticle measurement would be 1/5th of the non “zoom” tick reticle measurement. These types of glass work for:
- Long distance styles of shooting where shooters have increased time to make ballistic computations
- Shooting where most of the shots take place within shorter ranges and spaces
- Shooters who desire a clearer optic picture without space used up by the larger sized FFP reticle
Magnification for Rifle Scopes
The quantity of zoom a scope supplies is determined by the size, thickness, and curvatures of the lenses inside of the rifle scope. The magnification of the scope is the “power” of the scope.
About Fixed Single Power Lens Rifle Optics
A single power rifle scope or optic uses a zoom number designator like 4×32. This means the zoom power of the scope is 4x power and the objective lens is 32mm. The magnification of this kind of optic can not fluctuate given that it is a fixed power scope.
Adjustable Power Lens Glass Facts
Variable power rifle scopes have adjustable power. These types of scopes will note the zoom degree in a configuration like 2-10×32. These numbers suggest the magnification of the scope could be set between 2x and 10x power. This also includes the power levels in-between 2 and 10. The power modification is achieved by employing the power ring component of the scope near the rear of the scope by the eye bell piece.
Power Levels and Range
Here are some recommended scope power levels and the ranges where they could be efficiently used. High power optics will not be as efficient as lower powered glass since too much magnification can be a negative aspect depending on your shooting distance. The same idea applies to longer distances where the shooter needs to have sufficient power to see exactly where to properly aim the rifle at the target.
Rifle Scope Lens Coating
All top of the line rifle glass lenses are covered. Lens coating can be a crucial aspect of a rifle’s setup when looking at high end rifle optics and scope equipment.
Info on Lens Coatings – HD Versus ED
Some scope makers will also use “HD” or high-def glass finishes which make the most of various procedures, chemical applications, polarizations, and elements to extract separate colors and viewable target visibility through lenses. This high-def coating is typically used with more costly, high density glass which reduces light’s chance to refract through the lens glass. Some scope brands use “HD” to refer to “ED” meaning extra-low dispersion glass. ED deals with how certain colors are represented on the chromatic spectrum and the chromatic difference or aberration which is also called color distortion or fringing. Chromatic aberration may be visible over things with well defined outlines as light hits the object from particular angles.
Single Coating Versus Multi-Coating
Various scope lenses can also have various finishings applied to them. All lenses typically have at least some type of treatment or finish applied to them prior to being used in a rifle scope or optic assembly. This is due to the fact that the lens isn’t just a raw piece of glass. It is part of the carefully tuned optic. It must have a covering put on it so that the lens will be efficiently functional in lots of kinds of environments, degrees of sunshine (full light VS shade), and other shooting conditions.
Single covered lenses have a treatment applied to them which is normally a protective and boosting multi-purpose treatment. This lens treatment can shield the lens from scratches while minimizing glare and other less advantageous things experienced in the shooting environment while sighting in with the optic. The quality of a single layered lens depends upon the scope designer and just how much you spent paying for it. Both are indicators of the lens quality.
Some scope manufacturers likewise make it a point to define if their optic lenses are layered or “multi” covered. This implies the lens has numerous treatments applied to the surfaces of the glass. If a lens gets several treatments, it can establish that a maker is taking multiple steps to combat various natural elements like an anti-glare finishing, a scratch resistant anti-abrasion covering, followed by a hydrophilic finish. This also doesn’t necessarily imply the multi-coated lens will perform much better than a single coated lens. Being “better” is dependent on the maker’s lens treatment technology and the quality of glass used in creating the rifle glass.
What to Know About Hydrophobic Coating
Water on a scope lens doesn’t assist with preserving a clear sight picture through a scope at all. Many top of the line or premium scope makers will coat their lenses with a hydrophilic or hydrophobic covering. The Steiner Optics Nano-Protection is a good example of this type of treatment. It provides protection for the exterior of the Steiner optic lens so the H2O molecules can not bind to it or develop surface tension. The result is that the water beads sheet off of the scope to keep a clear, water free sight picture.
Choices for Mounting Rifle Scopes on Firearms
Installing options for scopes can be found in a few choices. There are the standard scope rings which are separately mounted to the scope and one-piece scope mounts which cradle the scope. These various types of mounts also normally come in quick release versions which use manual levers which permit rifle operators to quickly mount and remove the scope.
Rifle Glass Mounts with Hex Key Rings
Normal, 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 a couple of separate rings to support the optic, and are often made from 7075 T6 billet aluminum which are developed for long distance precision shooting. This type of scope mount is wonderful for rifles which require a durable, rock solid mount which will not move no matter how much the scope is moved or abuse the rifle takes.
Quick-Release Cantilever Optic Ring Mounting Solutions
These kinds of quick-release rifle scope mounts can be used to quickly connect and take off a scope from a rifle. Several scopes can also be switched out if they all use a complementary designed mount. The quick detach mount style is CNC machined from anodized 6061 T6 aluminum and the mounting levers connect securely to a flat top style Picatinny rail. This lets the scope to be sighted in while on the rifle, taken off of the rifle, and remounted back on the rifle while retaining the original sighting settings. These types of mounts come in beneficial for shooting platforms which are transferred between vehicles a lot, to take off the scope from the rifle for protection, or for scopes which are employed between multiple rifles. An example of this mount style is the 30mm mount designed by Vortex Optics. It usually costs around $250 USD
Sealing and Gas Purging for Rifle Optic Tubes
Moisture inside your rifle scope can mess up a day of shooting and your pricey optic by triggering fogging and creating residue inside of the scope tube. Most scopes avoid wetness from going into the scope tube with a system of sealing O-rings which are water resistant.
Gas Purged Rifle Scope Tubes
Another element of preventing the accumulation of wetness inside of the rifle optic tube is filling the tube with a gas like nitrogen. Considering that this area is already occupied by the gas, the optic is less affected by temperature level shifts and pressure differences from the outside environment which might possibly enable water vapor to permeate in around the seals to fill the vacuum which would otherwise exist. These are good qualities of a good rifle scope to seek out.
