The Shield SMS 4 MOA mini sight (MPN SMS-4MOA-POLY) is the world’s original, smallest, and lightest mini day/night sight for military, law enforcement, and sporting small arms.

Key Specifications

• A true 1x reflex sight supports fast, both-eyes-open target engagement.
• This configuration uses a 4 MOA red dot.
• It is billed as the world’s original, smallest, lightest, toughest mini day/night sight.
• Over 100,000 units have been delivered worldwide, giving it a proven track record.
• It is in service with the British Army and Special Forces.
• It is also fielded by US, Australian, and New Zealand Special Forces and other NATO forces.
• Originally designed for pistols, it has since evolved into an all-round combat optic.
• It supports shooting early with both eyes open while providing large peripheral vision.
• This is the polymer-lens edition of the SMS.

Frequently Asked Questions

How proven is the SMS design?

Over 100,000 units have been delivered worldwide, including service with British, US, Australian, and New Zealand special forces.

What shooting style does the SMS support?

It is built for shooting early with both eyes open, giving wide peripheral vision alongside the aiming dot.

What lens material does this edition use?

This is the polymer-lens edition of the SMS.

Buy the Shield SMS Polymer Edition Mini Sight, 4 MOA

See more from Shield Sights or shop other red dot sights at Schaefer Defense.