The Holosun HE508T RD X2 Red Dot Sight is a Holosun pistol dot sight with 0.63 x 0.91 in window.
Parallax
Holosun call this a Parallax Free Optical System. In practice a reflex sight still shows a small point-of-aim shift off-axis at close range.
How It Compares
Also consider Holosun HE508T GR X2 Green Dot Sight, Holosun HE407C GR X2 Green Dot Sight, Holosun HE407C X3 GR Green Dot Sight. Browse all Holosun.
Ideal For
- Both-eyes-open shooting, where irons slow you down
- Leaving the optic switched on — Holosun rate the battery at Up to 50,000 hours
- Finding the dot fast — a 0.63 x 0.91 in window
Key Features
- Brightness: 8 daylight & 4 NV
- Window Size: 0.63 x 0.91 in
- Click Value: 1 MOA
- Adjustment Range: +/-50 MOA
- Battery Type: CR1632 (side-loading tray)
- Battery Life: Up to 50,000 hours
- Shake Awake: Yes
- Solar Failsafe: Yes
Technical Specifications
Battery Type | CR1632 (side-loading tray) |
Battery Life | Up to 50,000 hours |
Brightness | 8 daylight & 4 NV |
Solar Failsafe | Yes |
Shake Awake | Yes |
Window Size | 0.63 x 0.91 in |
Dimensions | 1.78 x 1.15 x 1.15 in |
Weight | 2.0 oz |
Housing | Grade 5 Titanium |
Waterproof | IP67; 5000G vibration |
Click Value | 1 MOA |
Adjustment Range | +/-50 MOA |
SKU / MPN / UPC | HE508T-RD X2 / HE508T-RD X2 / 810047071242 |
Warranty
Holosun's Limited Lifetime Warranty is split by component: the housing and glass are covered for the life of the product, while the LED illumination system is covered for 10 years from the date of manufacture rather than the date you buy it. Batteries are not covered, and Holosun require you to register the product for the warranty to be valid.
US Shipping & Support
Shipped from D&R Sports Center in the USA with fast, tracked delivery. Questions on fit, mounting or which model suits your setup? Our team is glad to help before and after your purchase.
Frequently Asked Questions
Is the reticle illuminated?
8 daylight & 4 NV.
What are the turret adjustments?
1 MOA.
What battery does it take?
CR1632 (side-loading tray).
Is it waterproof?
IP67; 5000G vibration.
Is this a genuine Holosun product?
Yes — factory-new Holosun, supplied through US distribution. The part number is HE508T-RD X2 and the barcode is 810047071242.
What warranty does it carry?
Holosun's Limited Lifetime Warranty is split by component: the housing and glass are covered for the life of the product, while the LED illumination system is covered for 10 years from the date of manufacture rather than the date you buy it. Batteries are not covered, and Holosun require you to register the product for the warranty to be valid.
