Helix Series

Helix CLT

Product #: 1050.200

The Helix CLT is a slide-up welding helmet with a panoramic field of vision and Crystal Lens Technology, designed for working in the toughest conditions. The Helix CLT is ideal if you need the practical slide-up function to switch between different tasks, a large field of vision, and a bright, true-color view when welding. Hard work has never been so easy.

List Price:



Slide Up

Slide Up Feature

Crystal Lens Technology 2.0

Now you can clearly see what happens before, during and after welding


Opening of the anti-glare display can be continuously adjusted after welding to significantly reduce eye fatigue


Automatically adapts to changing light conditions of the welding arc


Anti-Glare feature

Twilight Function

Twilight Function Feature

Removable Hardhat

Removable Hardhat Feature

Sensitivity Control

Sensitivity Control Feature

True Color Vision

True Color Vision Feature

Opening delay

Opening delay Feature

Overhead Welding

Overhead Welding Feature

5-Point Detection

intelligent five-sensor control to adjust shade levels even in the most difficult lighting conditions

Rechargeable Battery

Rechargeable Battery Feature

Warranty Extension (2+1 years)

Warranty Extension (2+1 years)


Protection Levels ShadeTronic inactive: protection level 2.0
active, manual: protection levels 7-12
Automatic protection level regulation over the protection level range 4<12M with individual calibration option of ± 2.
Power Supply Solar cells, Li-polymer battery, chargeable via micro
USB cable
Battery Life 300 to 500 charging cycles
Sensors Five sensors
Sensitivity Infinitely adjustable, new with “Super High” sensitivity
Switching Time light to dark: 0.090 ms at room temperature
0.070 ms at 55°C
dark to light:
0.1 s to 2.0 s (with FadeTronic)
Field of View Depending on headgear adjustment, 2.3 to 6.3 times the field of view of a 100 x 50 mm industry standard anti-glare cassette
Battery Life 300 to 500 charging cycles
Classification EN379 Optical class: 1
Stray light class: 1
Homogeneity class: 1
Angular dependence class: 2
Dimensional Stability Welding protective mask: up to 220 °C
Front lens: up to 137 °C
Eye Protection Ultraviolet/Infrared Protection: Maximum protection across the range of protection levels
Operating Temperature -10°C to + 55°C / 14°F to 131°F
Storage Temperature -20°C to + 70°C / -4°F to 158°F
Total Weight 640g
Certifications CE, UKCA, ANSI, EAC, AS/NZS, meets CSA Z94.3
Meets pr ISO 16321 standards “TIG+” (“low amp Tig” process)
Scope of Delivery Welding helmet, optrel IsoFit® headgear, operating instructions, storage bag, micro USB charging cable, hard hat, front lens, guarantee card
Warranty From the date of purchase: 2 years for manufacturing and material defects, 6 months for the battery
Extended Warranty 1 additional year (excluding the battery) if you register your product within the first 6 months (from the date of purchase) at https://optrel.us/product-registration/


  • Stick Welding (SMAW)
  • MIG/MAG (Metal Inert Gas Welding, GMAW)
  • GMAW high performance welding
  • Cored wire welding
  • TIG welding (TIG, GTAW)
  • Plasma welding
  • Plasma cutting
  • Gas welding



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Have a question?

1 year 22 days ago

Is the Helix CLT compatible with Swiss Air?

1 year 22 days ago

Yes, the Swiss Air is compatible with all Optrel hoods, including the Helix.

9 months 17 days ago

Will a version be compatible with the e300x in the future?

Grant Cooper
9 months 15 days ago

Yes, all versions will go to NIOSH for approval in the near future.


Product Variants:

Accessories & Replacement Parts:

USA Distributors:

Baker’s Gas & Welding Supplies

Canadian Distributors: