1. પરિચય
This manual provides instructions for the proper setup, operation, and maintenance of your HOLOSUN HE403B-GR / HS403B 2 MOA Green Dot Micro Sight. Please read this manual thoroughly before using the device to ensure safe and effective operation.

છબી 1.1: આગળ view of the HOLOSUN HE403B-GR Micro Sight.
2. પેકેજ સામગ્રી
ખાતરી કરો કે બધી વસ્તુઓ પેકેજમાં હાજર છે:
- HOLOSUN HE403B-GR / HS403B Micro Sight
- Lower 1/3 Co-witness Mount (1.63")
- Low Mount (0.75")
- CR2032 બેટરી
- T10 L Key
- લેન્સ ક્લોથ
- Rubber Lens Cover
3. સેટઅપ
3.1. બેટરી ઇન્સ્ટોલેશન
- Unscrew the battery tray cover located on the side of the sight using the provided T10 L key.
- CR2032 બેટરીને ધન (+) બાજુ ઉપરની તરફ રાખીને દાખલ કરો.
- Securely replace the battery tray cover.
3.2. Mounting the Sight
The sight includes two mounts: a lower 1/3 co-witness mount (1.63") and a low mount (0.75"). Choose the appropriate mount for your rifle or carbine application.
- Attach the desired mount to the bottom of the sight using the provided screws.
- Place the sight assembly onto your firearm's Picatinny or Weaver rail.
- Tighten the mount's cross bolt or quick-release lever to secure the sight firmly to the rail. Ensure it is stable and does not wobble.

છબી ૩.૪: કોણીય view of the HOLOSUN HE403B-GR Micro Sight, demonstrating its compact size.
4. ઓપરેટિંગ સૂચનાઓ
૫.૧. પાવર ચાલુ/બંધ અને તેજ ગોઠવણ
- પાવર ચાલુ: Press either the '+' or '-' button to turn on the sight.
- બ્રાઇટનેસ એડજસ્ટમેન્ટ: Use the '+' button to increase brightness and the '-' button to decrease brightness. There are 12 brightness settings: 10 for daylight and 2 for night vision compatibility.
- પાવર બંધ: Press and hold the '+' button for 3 seconds to turn off the sight.
4.2. Shake Awake Technology
The sight features Shake Awake technology to conserve battery life. When the optic detects no motion for a set period (default is 10 minutes), the LED will automatically deactivate. The slightest movement of the optic will instantly reactivate the LED to its last used brightness setting.

Image 4.1: Explanation of Shake Awake Technology.
4.3. Windage and Elevation Adjustment
The windage and elevation adjustments are located on the top and right side of the sight, respectively. Each click adjusts the point of impact by 0.5 MOA.
- Remove the protective caps from the adjustment turrets.
- Use a flathead screwdriver or the cap itself to turn the adjustment turrets.
- ચાલુ કરો એલિવેશન turret (top) clockwise to move the point of impact down, and counter-clockwise to move it up.
- ચાલુ કરો વિન્ડેજ turret (right side) clockwise to move the point of impact right, and counter-clockwise to move it left.
- After zeroing, replace the protective caps.

છબી ૪.૧: બાજુ view of the sight, showing the windage adjustment turret.
4.4. Reticle Information
The HE403B-GR features a 2 MOA Green Dot reticle. The HS403B features a 2 MOA Red Dot reticle. Both models offer a clear, precise aiming point.

Image 4.3: Visual representation of the 2 MOA Green Dot and Red Dot reticles.
5. જાળવણી
5.1. સફાઈ
To maintain optical clarity, regularly clean the lenses with the provided lens cloth. For stubborn smudges, a small amount of lens cleaning solution designed for optics can be used. Avoid using harsh chemicals or abrasive materials.
5.2. બેટરી રિપ્લેસમેન્ટ
Replace the CR2032 battery when the reticle dims significantly or fails to illuminate. Refer to Section 3.1 for battery installation steps.
5.3. સંગ્રહ
When not in use, store the sight with the rubber lens cover installed to protect the lenses from dust and scratches. Store in a cool, dry place.
6. મુશ્કેલીનિવારણ
If you encounter issues with your HOLOSUN Micro Sight, refer to the following common problems and solutions:
- Reticle Not Visible:
- Check if the sight is powered on.
- ખાતરી કરો કે બેટરી યોગ્ય રીતે ઇન્સ્ટોલ કરેલી છે અને પૂરતી ચાર્જ છે. જો જરૂરી હોય તો બદલો.
- Adjust brightness settings using the '+' button.
- Reticle Appears Dim or Flickers:
- CR2032 બેટરી બદલો.
- ખાતરી કરો કે બેટરી સંપર્કો સ્વચ્છ અને કાટ મુક્ત છે.
- Zero Not Holding:
- Verify that the sight is securely mounted to the firearm rail. Check all screws and mounting hardware.
- Ensure the adjustment turrets are not loose or accidentally moved.
If problems persist after attempting these solutions, please contact HOLOSUN customer support.
7. સ્પષ્ટીકરણો
| મોડલ | HE403B-GR (Green Dot) / HS403B (Red Dot) |
| જાળીદાર | 2 MOA ડોટ |
| પ્રકાશ તરંગલંબાઇ | 540nm (લીલો) |
| વિસ્તૃતીકરણ | 1x |
| આંખમાં રાહત | અમર્યાદિત |
| લંબન | લંબન મુક્ત |
| પાવર સ્ત્રોત | CR2032 બેટરી |
| બેટરી જીવન | 50,000 કલાક સુધી |
| બ્રાઇટનેસ સેટિંગ્સ | 10 Daylight & 2 Night Vision |
| વિન્ડો માપ | 20mm વ્યાસ |
| હાઉસિંગ સામગ્રી | 6061 T6 Aluminum |
| ક્લિક દીઠ ગોઠવણ | 0.5 એમઓએ |
| W&E Travel Range | ±૪૫ મોએ |
| વસ્તુનું વજન | 4.32 ઔંસ |
| આઇટમના પરિમાણો (LxWxH) | 2.44 x 1.18 x 1.45 ઇંચ |
| સુસંગત ઉપકરણો | Air Rifle, Cross Bow, Pistol, Shotgun |
| માઉન્ટિંગ પ્રકાર | Standard mount (includes lower 1/3 co-witness and low mounts) |
8. વોરંટી અને સપોર્ટ
8.1. વોરંટી માહિતી
The HOLOSUN HE403B-GR / HS403B Micro Sight is covered by a આજીવન વોરંટી. For specific details regarding warranty coverage and terms, please refer to the official HOLOSUN webસાઇટ અથવા ગ્રાહક સપોર્ટનો સંપર્ક કરો.
8.2. ગ્રાહક આધાર
For technical assistance, warranty claims, or any other inquiries, please visit the official HOLOSUN webસાઇટ પર અથવા તેમના ગ્રાહક સેવા વિભાગનો સંપર્ક કરો. સંપર્ક માહિતી સામાન્ય રીતે ઉત્પાદકના webસાઇટ