Description
Rifle Scope Product Details
DJym HD120 Shockproof Waterproof Red Dot Sight Riflescope (22MM Rail)
Magnification: 1x
Objective Diameter: 22mm
Field of view: 15.8m@100m
Rail: 22mm
Differentiation Mode: 4
Differentiation wire Color: Red-Green
Stalls: The Promise
Mirror body: Black
Dimensions: 111x47x61mm
Accessories:
-1x Battery
-1xCleaning Cloth
-2xprotective rubber lens cap
-2x Allen wrench
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Rifle Scope Product Features
open Red Dot rifle scopes, 1X magnification, targeting rapidly close.
anti-vibration, excellent seismic performance, more stable (matte texture).
22mm rail adapter so you have more choice.
nitrogen, water fog, reducing the outdoor environment because water vapor and water erosion, more durable.
100% brand new, quality assurance, our products have been CE and RoHS certified, if you have any questions, we’ll get back to you within 24 hours
About the DJym Manufacturer
DJym is a premium manufacturer for weapon scopes, optics, mounts, and other add-ons used for guns like rifles and long guns. They style and make their mounts, scopes, and related products by choosing elements which are durable and long lasting. This includes the DJym HD120 Shockproof Waterproof Red Dot Sight Riflescope (22MM Rail) by DJym. For additional shooting products, visit their website.
What You Need to Know About Scopes
Rifle scopes enable you to exactly align a rifle at various targets by aligning your eye with the target at range. They do this through zoom by making use of a set of lenses inside the scope. The scope’s alignment can be adjusted to take into account various ecological things like wind and elevation decreases to make up for bullet drop.
The scope’s purpose is to help the shooter understand exactly where the bullet will land based upon the sight picture you are seeing with the scope as you align the scope’s crosshair or reticle with the intended point of impact. Many modern-day rifle scopes have around eleven parts which are found inside and on the exterior of the scope. These scope parts include the rifle scope’s body, lenses, windage dials or turrets, objective focus rings, and other components. See all eleven parts of a scope.
Rifle Optic Styles
Rifle scopes can be either “first focal plane” or “second focal plane” type of scopes. The type of focal plane an optic has decides where the reticle or crosshair is located in connection with the scopes magnifying adjustments. It literally means the reticle is situated behind or in front of the magnification lens of the scope. Deciding on the very best kind of rifle scope depends upon what style of shooting you anticipate undertaking.
First Focal Plane Scope Facts
Focal plane scopes (FFP) include the reticle in front of the zoom lens. These kinds of scopes are useful for:
- Quick acquisition, far away kinds of shooting
- Shooting scenarios where calculations are marginal
- Experienced shooters who know their target “hold over” as well as “lead” correlations for their firearms
- Shooters who don’t mind the reticle is bigger and takes up more visual sight space than a SFP reticle
Info on Second Focal Plane Scopes
Second focal plane glass (SFP) feature the reticle to the rear of the magnifying lens. This causes the reticle to remain at the very same scale relative to the level of zoom being used. The effect is that the reticle dimensions adjust based upon the zoom employed to shoot over lengthier ranges since the markings represent different increments which change with the zoom level. In the FFP illustration with the SFP scope, the 5x “zoom” 100 yard tick would be 1/5th of the non “zoom” tick measurement. These varieties of scopes are convenient for:
- Far away styles of shooting where shooters have increased time to make ballistic calculations
- Shooting where most of the shots take place within much shorter proximities and ranges
- Shooters who like a clearer optic picture with less room taken up by the enlarged FFP reticle
About Rifle Glass Magnification
The quantity of scope magnification you need on your glass depends on the style of shooting you plan to do. Almost every type of rifle scope supplies some amount of magnification. The volume of magnification a scope delivers is identified by the diameter, thickness, and curvatures of the lens glass inside of the rifle scope. The magnification level of the optic is the “power” of the glass. This implies what the shooter is checking out through the scope is amplified times the power aspect of what can typically be seen by human eyes.
About Fixed Single Power Lens Rifle Optics
A single power rifle optic or scope uses a zoom number designator like 4×32. This means the magnification power of the scope is 4x power while the objective lens is 32mm. The magnification of this kind of scope can not change since it is a set power scope.
Info on Variable Power Lens Rifle Glass
Variable power rifle scopes can be adjusted between magnification power levels. It will note the zoom level in a format such as 2-10×32. These numbers indicate the magnification of the scope can be set between 2x and 10x power. This additionally involves the powers in-between 2 and 10. The power adjustment is achieved using the power ring part of the scope near the rear of the scope by the eye bell piece.
Rifle Scope Power Level and Ranges
Here are some advised scope power levels and the ranges where they can be successfully used. Highly magnified rifle scope glass will not be as efficient as lower magnification optics due to the fact that too much zoom can be a bad thing. The same concept relates to longer distances where the shooter needs adequate power to see precisely where to best aim the rifle.
Scope Lens Coating
All contemporary rifle optic lenses are covered in special coatings. There are different types and qualities of glass lens coatings. Lens finish is an essential aspect of a rifle’s setup when looking at luxury rifle optics and targeting systems. The lenses are one of the most important components of the glass since they are what your eye looks through while sighting a rifle in on the point of impact. The covering on the lenses protects the lens surface area and helps with anti glare from refracted light and color profiles.
Info on Lens Coatings – HD Versus ED
Some scope makers likewise use “HD” or high-definition lens coatings which use various processes, aspects, polarizations, and chemicals to draw out separate colors and viewable definition through the lens. Some scope makers use “HD” to refer to “ED” implying extra-low dispersion glass.
Single Rifle Scope Lens Coating Versus Multi-Coating
Different optic lenses can also have different finishes applied to them. All lenses normally have at least some type of treatment or finishing applied to them before being used in a rifle scope or optic. Since the lens isn’t just a raw piece of glass, they require performance enhancing coatings. It is part of the finely tuned optic. It requires a coating to be applied to it so that it will be optimally usable in many kinds of environments, degrees of sunshine (full light VS shade), and other shooting conditions.
This lens treatment can safeguard the lens from scratches while lowering glare and other less useful things experienced in the shooting environment while sighting in with the scope. The quality of a single coated lens depends on the scope producer and how much you paid for it.
Some scope producers 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 building the rifle scope.
Hydrophobic Rifle Scope Lens Covering
Water on an optical lens doesn’t assist with maintaining a clear sight picture through a scope whatsoever. Numerous top of the line and high-end optic manufacturers will coat their lenses with a hydrophobic or hydrophilic finishing. The Steiner Optics Nano-Protection is a fine example of this kind of treatment. It treats the surface area of the Steiner scope lens so the H2O molecules can not bind to it or create surface tension. The outcome is that the water beads slide off of the scope to maintain a clear, water free sight picture.
Alternatives for Installing Glass on Long Guns
Mounting options for scopes come in a few options. There are the basic scope rings which are individually installed to the optic and one-piece mounts which cradle the scope. These different kinds of mounts also normally are made in quick release variations which use throw levers which allow rifle operators to rapidly mount and dismount the scope.
Glass Mounting Solutions with Hex Key Rings
Standard, clamp design mounting scope rings use hex head screws to position to the flattop style Picatinny scope mounting rails on rifles. These types of scope mounts use two independent rings to support the scope, and are normally made from 7075 T6 billet aluminum or similar materials which are developed for long distance accuracy shooting. This type of scope mount is great for rifle systems which are in need of a durable, unfailing mount which will not change no matter how much the scope is moved or jarring the rifle takes. These are the style of mounts you should have for a dedicated optics setup on a far away scouting or interdiction rifle which will pretty much never need to be changed or adjusted. Blue 242 Loctite threadlocker can also be used on the screws to prevent the hex screw threads from backing out after they are mounted tightly in place. An example of these mounting rings are the 30mm type from the Vortex Optics company. The set normally costs around $200 USD
Quick-Release Cantilever Rifle Scope Rings
These types of quick-release rifle scope mounts can be used to rapidly connect and detach 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 are handy for long guns which are transferred a lot, to remove the optic from the rifle for protection, or for scopes which are used between several rifles.
Sealing and Gas Purging for Rifle Optic Tubes
Moisture inside your rifle optic can ruin a day of shooting and your expensive optic by bringing about fogging and creating residue inside of the scope tube. Most scopes avoid moisture from entering the scope tube with a system of sealing O-rings which are water resistant.
Scope Gas Purging
Another part of preventing the accumulation of wetness within the rifle optic tube is filling the tube with a gas like nitrogen. Given that this area is already occupied by the gas, the optic is less influenced by climate changes and pressure variations from the outdoor environment which may possibly permit water vapor to leak in around the seals to fill the void which would otherwise exist. These are good qualities of a good rifle scope to seek out.
