The BT Weld / Tecmen replacement protective lens is designed for a range of BT and Tecmen PAPR welding helmets, protecting internal auto-darkening filters from dust, debris and incidental contact. Available in multiple sizes to match specific helmet models, it ensures clear vision and reliable optical performance in industrial welding environments.

Key Features:

• Compatibility replacement protective lens for various BT and Tecmen PAPR helmets.
• Function clear polycarbonate maintains unobstructed vision while shielding internal filters.
• Serviceability & Safety multiple sizes for correct fit, quick swap installation preserves ADF clarity and helmet performance.