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The Best K40 3020 Laser of 2022 – Reviews & Buying Guide

After hours researching and comparing all models on the market, we find out the Best K40 3020 Laser of 2022. Check our ranking below.

2,553 (random num) Reviews Scanned

Rank No. #1
LIHUIYU CO2 Laser Controller Suit M2 Nano Mainboard + Control Panel +Cable + Dongle B System for Engraver Cutter DIY 3020 3040 K40
  • Set A: 1PCS M2 Nano Controller Mainboard + M2 Controller Panel+1Pcs Cable +1PCS USB Dongle B
  • Replacement DIY Part for 3020 3040 K40 Laser Engraver Cutter Machine
Rank No. #2
Ultrarayc K Series CO2 Laser Head Set with 20mm Mirrors and Lens D12 FL50.8 for K4060 40W 50W CO2 Laser Engraver Cutter Machine(Blue)
  • [Made of Aluminium Alloy] Integrative fixture mount with air assist nozzle.
  • [CO2 Laser Focus Lens]Diameter: 12mm;Focal length:50.8mm / 2inch;Mirror Diameter: 20mm;Screw hole size on the laser head: M3.
  • [Note] If you want to use it in K40 (3020mm) machine,it may be necessary to modify the structure.
  • [Application ]Suitable for the 5030 / 6040 mm laser machine.
  • [Package]1 pcs laser head (Dia.12mm) &2 pcs Mirror Mounts & 1pcs D12 FL50.8 focus lens & 3pcs 20mm Mo Mirrors.
Rank No. #3
K40 Series USA Focus Lens Laser Engraver Dia.12/18/20mm FL.50.8mm + 3PCS Mo Mirrors 20mm for 3020 Co2 Laser Engraving Machine (Color : Set A)
  • Features:Cu copper reflector mirror with good optics characteristics is widely used for CO2 laser engrave machine. Dielectric film reflector is a new total reflection mirror with the single crystal Si as substrate and coating dielectric. material on it to reflect CO2 laser beam .It has advantage of a high reflectivity .Light weight ,wipe-resistan and resistant to oxidation and etc.
  • Superb Coating Process: Double-sided Solid Coating. Wiping Resistance. Long Working Life.
  • High Precision Process: Excellent Substrate. Precision Slicing, Polishing, Grinding Processes. Adapt to higher operating temperatures.
  • High Transmittance: High Quality Material and Exquisite Coating. Reduce the Loss of Laser. Higher Work Efficiency.
Rank No. #4
Cloudray K Series Head D12 FL50.8 for 2030 4060 K40 Laser Engraving Cutting Machine
  • Used for Co2 Focus Lens Diameter: 12mm, Focal Length : 50.8mm;Used for CO2 Mirror Diameter: 20mm
  • Ony the Dia.12mm lens tube can be adjustable,The adjustable lens tube height is 56-74mm.
  • ntegrative fixture mount with air assist nozzle.
  • Application for 2030 4060 K40 Laser Engraving Cutting Machine,Replacement Parts for CO2 Laser Engraving Machine
  • Package : 1 pcs K Series head Dia. 12mm FL 50.8mm
Rank No. #5
K40 Series USA Lens Laser Engraver Dia.12/18/20mm FL.50.8mm + 3PCS Mo Mirrors 20mm for 3020 Co2 Laser Engraving Machine(Set B)
  • Features:Cu copper reflector mirror with good optics characteristics is widely used for CO2 laser engrave machine. Dielectric film reflector is a new total reflection mirror with the single crystal Si as substrate and coating dielectric. material on it to reflect CO2 laser beam .It has advantage of a high reflectivity .Light weight ,wipe-resistan and resistant to oxidation and etc.
  • Superb Coating Process: Double-sided Solid Coating. Wiping Resistance. Long Working Life.
  • High Precision Process: Excellent Substrate. Precision Slicing, Polishing, Grinding Processes. Adapt to higher operating temperatures.
  • High Transmittance: Material and Exquisite Coating. Reduce the Loss of Laser. Higher Work Efficiency.
Rank No. #6
LASER TREE Laser Module, 40000mW(40W+) Optical Output Diode Laser Module Designed for Powerful Cutting, Higher Accuracy Laser Module with Air Assist, Laser Head for Laser Engraver Machine Class 4
  • ๐Ÿ† 40W Diode Laser Module - K40 is a true 40W+(40000mW ) output laser engraving and cutting module designed for powerful cutting. Built-in eight high-performance fast-axis compression diodes, which can provide up to 44000mW optical power to achieve fast and efficient cutting. LASER TREE laser cutter module can cut 30mm pinewood, 15mm acrylic, and 30mm plywood in one pass. A One-Stop Solution For All Your Machine Upgrades
  • ๐Ÿ† Built-in Air Assist & Dual Fan Cooling Design - Built-in air assist improves cutting performance, and reduces air resistance, resulting in faster, deeper, and smoother cutting with fewer burn marks, cutting accuracy and cutting quality can also be optimized to a great extent. Dual fan cooling design, excellent heat dissipation improves laser head stability and service life.
  • ๐Ÿ†Wide Compatibility - In order to improve the compatibility with different laser engraver machines, K40 provides a solution by an adapter board for electric compatibility and a sliding bracket with multi holes for installation compatibility. Electric compatibility can be checked easily by 'power' and 'signal' LED indicators. This laser module is compatible with TTL/PWM-controlled DIY machine, laser engraver cutter machine, CNC laser machine, and 3D printer machines
  • ๐Ÿ†Detailed design - The bottom is equipped with a red cross positioning cursor (offset X: 0mm, Y: -21mm), which can quickly locate the starting point and ensure the accuracy of the secondary cutting operation. Integrated dovetail guide design ensures smooth movement and stability of the equipment. The focus slider structure has been upgraded to slide more smoothly, allowing users to achieve precise cutting quickly and easily
  • ๐Ÿ† Technical Support & After Service - LASER TREE is a professional manufacturer of laser modules. We provide Amazon customers with the best quality laser modules and comprehensive pre-sales and after-sales services. We offer 12 month's warranty on our products. Laser Level: Class 4
Rank No. #7
Cloudray CO2 Laser Head K Series D20 FL50.8 for 2030 4060 K40 Laser Engraver Cutter Engraving Cutting Machine
  • Used for Mirror Diameter: 20mm, Lens Diameter: 20mm, Focal Length of Lens: 50.8mm
  • Aluminum With Blue Oxidiation Coating
  • Integrative Fixture Mount with Air Assist Nozzle
  • Replacement Parts for CO2 Laser Engraving Machine
  • Package : 1 pcs K Series Laser Head Dia.20mm FL50.8mm
Rank No. #8
Lens Dia.12/18mm Focal Length 50.8mm 1Pcs + MO Mirror 20x3mm 3Pcs for 3020 K40 Co2 Laser Engraving Machine(SI 20x3mm 3Pcs,19MM 1PCS_127MM)
  • Features:Cu copper reflector mirror with good optics characteristics is widely used for CO2 laser engrave machine. Dielectric film reflector is a new total reflection mirror with the single crystal Si as substrate and coating dielectric. material on it to reflect CO2 laser beam .It has advantage of a high reflectivity .Light weight ,wipe-resistan and resistant to oxidation and etc.
  • Superb Coating Process: Double-sided Solid Coating. Wiping Resistance. Long Working Life.
  • High Precision Process: Excellent Substrate. Precision Slicing, Polishing, Grinding Processes. Adapt to higher operating temperatures.
  • High Transmittance: Material and Exquisite Coating. Reduce the Loss of Laser. Higher Work Efficiency.
Rank No. #9
Cloudray K Series Whole Set Incl Head and Mirror Mounts With Focus Lens D20 FL50.8 Mo Mirrors for 2030 4060 k40 Laser engraving Cutting Machine
  • Used for Mirror Diameter: 20mm, Lens Diameter: 20mm, Focal Length of Lens: 50.8mm
  • Made of aluminium. Integrative fixture mount with air assist nozzle.
  • This component is for general configuration. There are some differences between different cutting opportunities, and some modifications may be needed. Please pay attention to whether the dimension size of the product matches your machine.
  • Replacement Parts for CO2 Laser Engraving Machine
  • Package 7 pcs: 1 pcs laser head set & 1pcs USA CVD focus Lens(D20 FL50.8) & 3 pcs Mo mirrors (D20mm)
Rank No. #10
NEPIAN K40 Series USA Focus Lens Laser Engraver Dia.12/18/20mm FL.50.8mm + 3PCS Mo Mirrors 20mm for 3020 Co2 Laser Engraving Machine Leisurely (Color : Set B)
  • Model Number: CO2 Lase lens and Mirrors
  • Origin: Mainland China
  • Product name: CO2 Lase lens and Mirrors
  • Lens Material: USA CVD ZnSe
  • Usage: CO2 Laser Engraving Cutting Machine

Last update on 2024-08-07 / Affiliate links / Images from Amazon Product Advertising API

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