Updated: 24 Feb 2025

laser co2 lens 20

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Updated: 24 Feb 2025

#1

Best Choice
Cloudray CO2 Laser Lens 20mm Laser Mirror CO2 Laser Focal Lens Dia20mm FL50.8mm, CVD ZnSe CO2 Laser Focus Lens for CO2 Laser Engraver Cutter Machine 40W-200W,2PCS

9.8

Cloudray

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Main highlights

Material: CVD Znse; Compatible power: 40W-200W

High Quality:Superb double-sided solid coating. Precision slicing, polishing, grinding. Resistant to high temperature, excellent optical properties; long working life, high working efficiency.

Diameter 20mm/0.78"; Focal Length: 50.8mm/2"; Thickness: 2mm/0.07"; Weight: 0.1KG
#2

Value for Money
Cloudray CO2 Laser Lens 20mm Laser Mirror CO2 Laser Focal Lens CO2 Focus Lens,CVD ZnSe for CO2 Laser Engraving Cutting Machine,Laser Cutter 40W-200W,Dia 20mm FL50.8mm

9.7

Cloudray

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Main highlights

Shape: Meniscus; Transmittance: ≥99.5%;Package includes: 1 x Lens

Material: High Quality CVD Znse,compatible power: 40W-200W

Diameter: 20mm/0.71"; Focal Length:50.8mm/2"; Thickness: 2mm/0.07"
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#3
CNCOLETECH 20mm CO2 Laser Lens, 50.8mm Focal Length, PVD ZnSe Material, 30W-100W Compatible, For CO2 Laser Engraving & Cutting

9.4

CNCOLETECH

-10%

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Why we love it

High efficiency with smaller focusing spot size.

Excellent optical properties and high working efficiency.

Affordable alternative to more expensive brands.

Main highlights

High Quality PVD ZnSe Material
Made from high-quality PVD ZnSe material, this lens boasts a 99.5% transmittance and is compatible with 30W-100W power, ensuring high efficiency and durability.

Ideal for CO2 Laser Engraving and Cutting
Perfect for use in CO2 laser engraving and cutting machines, this lens helps achieve a smaller focusing spot size, making the process more efficient.

Excellent Performance at a Lower Cost
Customers consistently praise the lens for its excellent performance, comparable to more expensive lenses, making it a cost-effective upgrade for various laser machines.

-10%
#4
CNCOLETECH CO2 Laser Lens 20mm FL:2.5" or 63.5mm Laser Mirror CVD ZnSe Focus Focal Lens for CO2 Laser Engraving Cutting Engraver/Cutter 40W-200W

9.1

CNCOLETECH

-10%

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Why we love it

High-quality materials ensure durability and stable performance.

Excellent optical properties for sharp, precise cuts and engravings.

Cost-effective alternative to OEM lenses with similar specs.

Main highlights

High Quality Material
Made from high-class CVD ZnSe material ensuring stable laser system, excellent high-power density endurance, and high transmittance of 99.8%.

Ideal for CO2 Laser Engraving and Cutting
Perfect for use in CO2 laser engraving and cutting machines, compatible with power ranges from 40W to 200W.

Praised for Cost Efficiency
Customers appreciate the cost efficiency compared to OEM lenses, with many noting it performs equally well while being significantly cheaper.

-10%
#5
Cloudray CO2 Laser Lens 20mm Laser Mirror CO2 Laser Focal Lens CO2 Focus Lens,PVD ZnSe for CO2 Laser Engraving Cutting Machine,Laser Cutter 30W-100W,Dia 20mm FL50.8mm

9.0

Cloudray

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Main highlights

Shape: Meniscus; Transmittance: ≥99.5%;Package includes: 1 x Lens

Material: High Quality PVD Znse,compatible power: 30W-100W

Diameter: 20mm/0.79"; Focal Length: 50.8mm/2"; Thickness: 2.6mm/0.1"
#6
TEN-HIGH CO2 Laser Lens 20mm Laser Mirror CO2 Laser Focal Lens Laser Focus Lens, ZnSe for CO2 Laser Engraving Cutting Machine, Dia20mm FL50.8mm

8.8

TEN-HIGH

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Why we love it

High transmittance for efficient cutting.

Durable with excellent optical properties.

Works well with various power levels.

Main highlights

High Transmittance and Durability
The lens boasts a 99.5% transmittance rate, high resistance to temperature, and a long working life, ensuring excellent optical properties and efficiency.

Ideal for High-Power Laser Cutters
Best suited for laser cutters with power ranging from 30W to 100W, making it perfect for professional and industrial applications.

Superior Cutting Performance
Customers consistently praise the lens for its ability to cut faster and more precisely, enhancing overall performance and satisfaction.
#7
DGHUNST 20mm Laser Lens FL 63.5mm/ 2.5" Co2 ZnSe Focus Lens for Laser Engraving Cutting Machine, Laser Engraver/Cutter (FL63.5mm (2.5inches), Diameter 20mm(0.79inch))

8.7

DGHUNST

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Main highlights

【Lasting Durability】This focus lens with superb double-sided solid coating, wiping resistance, longer working life.

【High quality Material】High quality Laser Lens use ZnSe cystal material, resistant to high temperature, excellent optical properties，up to 180W CO2 laser resistance.

【High Transmittance】Znse Lens both sides strongly antireflective coating achieve a 99.9% Laser Transmittance rate, 10% Higher Work Efficiency.
#8
CNCOLETECH 20mm CO2 Laser Mirror Si Reflective Lens CO2 Laser Lens Si Gold-coated Laser Mirrors Dia 20mm 3PCS for CO2 Laser Machine

8.6

CNCOLETECH

-12%

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Main highlights

〖Laser Mirror Size〗Diameter: 20mm/0.79", Thickness: 3mm/0.12", Shape: plane.

〖High Reflectivity〗CNCOLETECH's Si laser reflective lens has super optical performance and fast heat dissipation, high working efficiency, and minimizes light loss caused by reflection. Reflectivity to infrared light is up to 99.8% at 10600nm wavelength, minimizing power loss from the laser tube to the the worktop.

〖Excellent Material & Exquisite Coating Technology〗Gold-Plated silicon, 5 layers Coated gold film, Coating is durable. Superb coating art, precision slicing, polishing and grinding process, high heat resistance, adapt to work under harsh environment, long working life.

-12%
#9
MCWlaser CVD ZnSe Focus Lens Dia: 20mm FL:4"/ 101.6mm for CO2 Laser Engraver Cutter 40W 50W 60W 80W 100W 130W 150W 180W 200W

8.5

MCWlaser

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Main highlights

Material: Hight class CVD Znse material (US II-VI)

Double-sided solid coating,Wiping resistant,Extended durability,Precision slicing polishing and grinding processes,High temperature laser resistance,Excellent optical properties,High working efficiency.

Diameter: 20mm/0.79"; Focal Length:101.6mm/4";Thickness:2.2-2.3mm;Transmittance: ≥99.5%
#10
FAHKNS CVD ZnSe CO2 Laser Lens Dia:20mm/0.79" FL76.2mm/3" T2.2mm (Meniscus) Focus Lens for CO2 Laser Engraving Cutting Engraver/Cutter 80W-150W

8.3

FAHKNS

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Why we love it

Easy to install with frosted edges.

High-quality material ensures durability and efficiency.

Improves laser performance noticeably.

Main highlights

High Precision and Durability
High-quality lens with 99.5% laser transmission rate, double-sided solid coating, and high light transmittance for enhanced cutting and engraving performance.

Ideal for Cutting and Engraving
Suitable for engraving with focal lengths of 25.4 mm, 38.1 mm, and 50.8 mm, and cutting with focal lengths of 63.5-127 mm.

Perfect Fit and Performance
Customers praised the lens for its perfect fit in various laser models, consistent quality, and noticeable improvement in laser performance.

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laser co2 lens 20

Cloudray CO2 Laser Lens 20mm Laser Mirror CO2 Laser Focal Lens Dia20mm FL50.8mm, CVD ZnSe CO2 Laser Focus Lens for CO2 Laser Engraver Cutter Machine 40W-200W,2PCS

9.8

Main highlights

Cloudray CO2 Laser Lens 20mm Laser Mirror CO2 Laser Focal Lens CO2 Focus Lens,CVD ZnSe for CO2 Laser Engraving Cutting Machine,Laser Cutter 40W-200W,Dia 20mm FL50.8mm

9.7

Main highlights

CNCOLETECH 20mm CO2 Laser Lens, 50.8mm Focal Length, PVD ZnSe Material, 30W-100W Compatible, For CO2 Laser Engraving & Cutting

9.4

Why we love it

Main highlights

CNCOLETECH CO2 Laser Lens 20mm FL:2.5" or 63.5mm Laser Mirror CVD ZnSe Focus Focal Lens for CO2 Laser Engraving Cutting Engraver/Cutter 40W-200W

9.1

Why we love it

Main highlights

Cloudray CO2 Laser Lens 20mm Laser Mirror CO2 Laser Focal Lens CO2 Focus Lens,PVD ZnSe for CO2 Laser Engraving Cutting Machine,Laser Cutter 30W-100W,Dia 20mm FL50.8mm

9.0

Main highlights

TEN-HIGH CO2 Laser Lens 20mm Laser Mirror CO2 Laser Focal Lens Laser Focus Lens, ZnSe for CO2 Laser Engraving Cutting Machine, Dia20mm FL50.8mm

8.8

Why we love it

Main highlights

DGHUNST 20mm Laser Lens FL 63.5mm/ 2.5" Co2 ZnSe Focus Lens for Laser Engraving Cutting Machine, Laser Engraver/Cutter (FL63.5mm (2.5inches), Diameter 20mm(0.79inch))

8.7

Main highlights

CNCOLETECH 20mm CO2 Laser Mirror Si Reflective Lens CO2 Laser Lens Si Gold-coated Laser Mirrors Dia 20mm 3PCS for CO2 Laser Machine

8.6

Main highlights

MCWlaser CVD ZnSe Focus Lens Dia: 20mm FL:4"/ 101.6mm for CO2 Laser Engraver Cutter 40W 50W 60W 80W 100W 130W 150W 180W 200W

8.5

Main highlights

FAHKNS CVD ZnSe CO2 Laser Lens Dia:20mm/0.79" FL76.2mm/3" T2.2mm (Meniscus) Focus Lens for CO2 Laser Engraving Cutting Engraver/Cutter 80W-150W

8.3

Why we love it

Main highlights

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