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- 100% Genuine Guarantee: You receive brand-new equipment from official Polish distribution.
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Optrel Inner Cover Lens for the weldCap® Series (1 pc.)
A genuine inner cover lens designed for the Optrel weldCap® series of welding caps. Designed as a key consumable, it is the first line of defence for the advanced auto-darkening cartridge (ADF). Replacing these lenses regularly is a basic maintenance step that keeps optical quality uncompromised, extends the life of the filter and maintains the highest level of safety and comfort at work.
Key features
ADF protection
Against scratches and dirt
Crystal-clear view
Guaranteed optical quality
Full compatibility
weldCap® series, bump & hard
Technology details
Reliable Protection of the Auto-Darkening Filter (ADF)
The inner cover lens acts as a key barrier that protects the surface of the auto-darkening cartridge on the welder's face side. It shields the delicate electronics and optical coatings from scratches and grinding sparks, as well as from dust and moisture from sweat. In a design like the weldCap®, where compactness and low weight are priorities, the integrity of every component matters. Replacing a worn or scratched lens regularly is the simplest and cheapest way to avoid permanent damage to the far more expensive ADF. Investing in this consumable directly protects the heart of your welding cap.
Consistent Optical Quality
Optrel cover lenses are made of top-grade, perfectly transparent plastic that introduces no optical distortion or aberration. This preserves the full performance of True-Color View technology and gives you a natural, clear view of the weld pool and its surroundings. Non-genuine replacements can reduce visibility and create a "fog" effect, which leads to faster eye fatigue and less precise work. Genuine components ensure that you see exactly what you should, without compromise. It is a basic investment in the quality of your work and the health of your eyes.
Exact Fit and Quick Replacement
Each lens is precisely cut to fit the mounting seat of weldCap®, weldCap® bump and weldCap® hard models. The exact fit keeps the assembly tight and stops dirt from getting between the lens and the ADF, where it could cause stubborn stains and scratches. The mounting system was designed with the welder in mind and lets you change the lens quickly and without tools, even in the field. This keeps downtime to a minimum and your equipment in good technical condition without extra effort.
Technical specification: welding helmet
| Feature | Value |
|---|---|
| Catalogue number | 5000.040 |
| Compatibility | Optrel weldCap®, Optrel weldCap® bump, Optrel weldCap® hard |
| Purpose | Protection of the inner side of the ADF |
| Material | High-quality, scratch-resistant clear plastic |
| Certification | Genuine Optrel spare part |
What's in the box?
- 1x inner cover lens for the Optrel weldCap® series
Main applications
- Regular maintenance and servicing of Optrel weldCap® series auto-darkening welding caps.
- Keeping optical quality high and protecting the ADF in very dusty environments.
- An essential consumable for every professional user of weldCap®, weldCap® bump and weldCap® hard models.
About Optrel
Optrel is a Swiss innovation leader in welding protection. For decades the brand has stood for uncompromising quality, innovative technology and the highest level of safety, and professionals around the world trust it. When you choose genuine Optrel accessories, you can be sure that every element of your protection system works at full performance, exactly as the engineers intended.

