Vortex Optics Defender-ST Micro Red Dot

Versatile. Rugged. Duty-Ready.

The Defender-ST™ Micro Red Dot is designed to adapt across platforms—whether mounted on a handgun, shotgun, or offset on a carbine. Engineered for both range training and demanding duty use, it delivers the toughness, accuracy, and versatility needed for today’s shooters. With a large viewing window, daylight-bright reticle, and rugged construction, it ensures fast target acquisition and dependable performance in any environment.

Key Specifications

• Mounting Footprint: DeltaPoint® Pro
• Dot Size: 3 MOA
• Dot Color: Bright Red
• Battery Type: CR2032 (included)
• Battery Life: Up to 25,000 hrs.
• Magnification: 1x
• Reticle: 3 MOA Defender Dot
• Eye Relief: Unlimited
• Adjustment Graduation: 1 MOA
• Travel per Rotation: 40 MOA
• Max Elevation Adjustment: 115 MOA
• Max Windage Adjustment: 145 MOA
• Parallax Setting: Parallax Free
• Length: 1.83"
• Weight: 1.48 oz.

Performance Features

• Large Viewing Window – Wide sight picture for rapid acquisition and situational awareness.
• Aspherical Lens – Delivers distortion-free clarity and true color fidelity.
• ShockShield™ Polymer Insert – Protects against daily bumps, impacts, and hard use.
• Fast-Rack™ Textured Grip – Aggressive front texturing for racking off surfaces in emergencies.
• Motion Activation with Auto Shutoff – Wakes up with movement, powers down after 10 minutes to conserve battery.
• Top-Mount Battery – Easily replace batteries without re-zeroing.
• Button Lockout Mode – Prevents accidental brightness changes during carry or operation.
• 10 Brightness Settings – Eight daylight + two night-vision compatible modes.
• Rugged Build – Waterproof, fogproof, shockproof, and finished with matte black anodization for concealment.

3 MOA Dot

Bright and precise, the 3 MOA daylight dot is fast to acquire and easy to see in all lighting conditions.

What’s in the Box

• Defender-ST™ Micro Red Dot
• Picatinny Mount
• Glock MOS Plate
• CR2032 Battery
• Custom Tool
• Rubber Cover
• Common Mounting Screw Sets
• Lens Cloth

Optics Return Policy

Optics may be returned in their original, undamaged packaging within 30 days of purchase for a full refund or store credit. For any technical issues or if your optic arrives damaged or defective, please get in touch with the manufacturer, Vortex Optics, directly.