Nowadays, hunting has become a passion in many countries. If you are a beginner in hunting then you must have the best red dot sight with you.
Red-Dot Sight is one of the most important products to have with you whenever you go for hunting trips. It can help you in any critical situation.
Holosun HS503CU Micro Red-Dot Sight is one of the ideal devices available in the market. This sight is used even by the military which means it definitely has some wonderful functions.
Holosun HS503CU Micro Red-Dot Sight is the perfect sight for your weapon and firearms. This product makes your hunting trips a thrilled one. In this review, we are going to see the plus and minus of this product.

HOLOSUN HS503CU Sight
- Magnification: 1 x
- Reticle: 2 MOA
- Light source: LED
- Battery type: CR2032
- Weight: 6.4 ounces
- Product dimension: 5 x 4 x 4 inches
The most famous red dot sight is Holosun HS503CU Micro Red-Dot Sight because it allows the user to aim accurately in various conditions.
Whether it is daytime or nighttime, this reliable red dot sight will help you to aim the object with better efficiency. Holosun is a well-known brand in the optic industry because it always provides a high-quality material.
This holosun red dot sight offers the option to switch off the outer circle of the reticle. Overall, Holosun HS503CU Micro Red-Dot Sight is a smart choice for all the hunters who are looking for a reliable red dot sight on the budget.
Design
The HS503CU micro red dot sight is a small sight with the option of a 2 MOA dot with a 65 MOA circle reticle pattern. The optics of this red dot sight not only looks good but also wonderful in terms of functionality.
This optic has a unique feature; that is, it has a solar panel to power up the light source. Its dimension is 5 x 4 inches and weighs about 6.4 ounces.
For professional hunters and law enforcement officers, who are keen on shooting in all types of weather, this sight is one of the best accessories to have.
The HS503CU micro red dot sight is considered as a reliable tool because it can be used for various weapons such as pistols, rifles, shotguns and even on crossbows.
It is equipped with an automatic brightness setting, and solar technology both works together to extend the battery life.
It has a housing design that shrouds the elevation and windage turrets on both sides. Also, it comes with some accessories that are low mount and 1/3 co-witness mount.
Magnification
This red dot sight has a fixed magnification of 1 x. While handling this sight, you don’t have different choices in magnification. Also, there are no adjustment turrets for magnification.
The moveable parts of this red dot sight will be lessened that’s why it is more strong and sturdy when compared to other products which have different magnification power.
Reticle
This Holosun HS503CU Micro Red-Dot Sight provides three BDC dots that are below the chevron. The reticle of this Holosun HS503CU Micro Red-Dot Sight has 2 MOA dot.
With the help of audible clicking you can reset the setting to zero and can focus on the target more accurately.
The advantage of this red dot sight is, you can easily switch the reticle between 2 MOA dot and ACSS. Especially, this ACSS reticle by primary arms is constructed for medium-range to long-range shooting.
Objective Lens
The HS503CU micro red dot sight has an excellent objective lens which is multi-coated. Thus, the multiple anti-reflective coating of the lens ensures maximum light transmission.
With the help of multi-coated lenses, this HS503CU micro red dot sight is highly operational even in poor visibility of lights.
This red dot optic offers a sharper and crisp image of the target. The objective lens of this product is 20mm. With the help of this objective lens, the user can get an excellent view of the object.
Eye relief of this sight is unlimited and completely parallax free. Hence, the objective lens of this sight helps to handle the glare of the sun, especially during sunny shooting exploits.
Brightness Setting
Holosun HS503CU Micro Red-Dot Sight has a marvelous brightness setting that allows the user to take accurate aim even in poor visibility of lights.
It is constructed with an automatic brightness setting to extend the battery life.
This red dot sight has an additional feature that is 12 illumination intensity levels, which means taking aim at faraway objects is easier. Switching from close to faraway targets is a breeze with this red dot sight.
Battery
This holographic sight works in both automatic and manual modes. In automatic mode, the reticle’s brightness is automatically attached to the battery to match the surrounding lights.
If the lighting conditions are poor then the sight automatically switches to battery mode.
This sight has a battery life up to 50,000 hours. The compartment of the battery is designed on the right-hand side.
It is equipped with Holosun’s LED technology and shake awake technology that works together to power the sight even at the slightest movement.
With the help of this technology, the battery can save power when the sight is not in use. The advantage of this sight is, it has a solar power to save energy.
Size Of Dot
The reticle of this red dot sight is a central 2 MOA dot, meaning it has been centered in a 65 MOA circle. Also, the reticle provides up to 4 positioning points with microdots.
The Holosun HS503CU Micro Red-Dot Sight has an ACSS reticle that’s functionality is simply unmatched such as BDC dots, easy wind lead setting, and accurate ranging.
Waterproof Design
This HS503 red dot sight has IP67 water resistance. Also, this red dot sight is dust resistant that helps to improve its versatility.
The specialty of the sight is it can be submerged in deep water for half an hour. Hence this sight can be used in any type of weather conditions.
Out of the Box
The HS503CU micro red dot sight comes with both low and high mounting options. The box also contains a CR 2032 battery, 2 trays for batteries, a Torx wrench to fix and unfix the mounts, and a small handy tool to fix the screws.
With the help of a cross-bolt, this sight can be clamped with any weaver. Lens covers are included in the box for protection.
Easy To Use
Holosun HS503CU Micro Red-Dot Sight is a small reliable tool so it is very easy for you to carry in your hunting backpacks.
Hunters and law enforcement officers love to keep this red dot sight for their shooting experience because it helps them to target the object accurately.
Even Though if you are a beginner in hunting, this sight will definitely help you to focus the target clearly. The size and weight of the Holosun HS503CU Micro Red-Dot Sight makes it more convenient to carry.
Included Accessories
This Holosun HS503CU Micro Red-Dot Sight comes with some included accessories they are
- Cross bolt
- CR 2032 battery
- Lens cover
- Torx wrench
Pros
- Has turrets caps
- Solar and battery power
- Adjustable brightness setting
- Water-resistant and shockproof
Cons
- Very low temperature
Conclusion
If you need an ideal Red Dot sight for your professional need, then this Holosun HS503CU Micro Red-Dot Sight is the right choice for you. Only this red dot sight can provide you an excellent view of your aimed target in the field.
Holosun HS503CU Micro Red-Dot Sight is a reliable tool constructed with high-quality material. It has an excellent brightness setting which offers the best result in complete darkness. It is waterproof and fogproof to withstand tough environments. The plus point of this sight is it has a battery conservation mode to save power. This Holosun HS503CU Micro Red-Dot Sight is the best partner for all weapons especially for pistols because it gives an excellent view of the target.
We hope this review will help you in some ways to make a good decision regarding your purchase.