The 3M™ SecureFit™ Protective Eyewear 400 Series is designed to deliver lightweight, all-day eye protection with a secure and personalized fit. Featuring proprietary Pressure Diffusion Temple Technology, the temples automatically adjust to individual head sizes, reducing pressure points while maintaining stability during movement. With anti-fog, anti-scratch lenses and 99.9% UV protection, these safety glasses provide reliable performance in demanding and humid work environments.

Key Features

Pressure Diffusion Technology: Self-adjusting temples distribute pressure evenly for improved comfort across different head sizes
Secure fit design: Snug, stable fit helps keep eyewear in place during active work
Enhanced comfort: Soft adjustable nose pads and padded temple touchpoints for long-term wear
Anti-fog performance: Helps maintain clear vision in hot and humid conditions
Durable lens coating: Anti-scratch hard coat extends lens life in harsh environments
Wide viewing area: Frameless design provides excellent peripheral vision
UV protection: Polycarbonate lenses absorb 99.9% of UVA, UVB, and UVC rays
Modern design: Contoured temples with color accents for improved style and visibility

Intended Use

Designed for professionals requiring reliable eye protection with extended comfort during long shifts. Ideal for environments where movement, humidity, and visibility are key considerations.

Construction and infrastructure work
Manufacturing and industrial maintenance
Food processing and food safety operations
Oil & gas and mining environments
Automotive, aviation, and metal fabrication

Product Specifications

Manufacturer codes: SF401AF-CA (Clear – 7100112435), SF402AF-CA (Grey – 7100112433)
Product type: Protective eyewear / safety glasses
Frame material: Plastic
Frame style: Frameless
Lens material: Polycarbonate
Lens color: Clear, Grey
Lens coating: Anti-fog, Anti-scratch (hard coat)
Lens marking: 3M Z87+
UV protection: 99.9% (200–380 nm)
Comfort features: Soft rubber nose bridge, adjustable nose pads, padded temple touchpoints, rubber temple tips, wide viewing area
Temple design: Dual-injected temples with Pressure Diffusion Technology
Anti-fog lens: Yes

Certifications and Standards

ANSI Z87.1: Eye and face protection standard ensuring impact resistance and optical performance
CSA Z94.3: Canadian standard for industrial eye and face protectors