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K40 Mirror and Lens upgrade – replacement mirror and lens set for K40 Laser cutter

1.00 out of 5 based on 1 customer rating
(1 customer review )

$53.99

* Material: MO Material + China PVD ZnSe
* Fast Heat Dissipation
* excellent Optical Heat
* Long Life Time: Not easy to crack Great Scratch Resistance
* Low Power Loss
* Focus Lens: 12*50.8mm or 18*50.8mm 1Pcs
* MO Mirror: 20*3mm 3Pcs

Description

Lens

High quality crystal ZnSe lens which can withstand high power up to 100w

Zinc selenide (ZnSe) is a light-yellow, solid compound comprising zinc (Zn) and selenium (Se). It is an intrinsic semiconductor with a band gap of about 2.70 eV at 25 °C (77 °F). ZnSe rarely occurs in nature, and is found in the mineral that was named after Hans Stille called “stilleite.”

k40 mirror upgrade - mirror and lens set

Mirrors

Molybdenum, has a high hardness rating and is more resistant to wiping/cleaning
The Molybdenum mirror has high reflectivity and stable performance, and is suitable for laser tubes producing up to 100w. Molybdenum mirrors are not coasted

Molybdenum is a silvery-white metal that is ductile and highly resistant to corrosion. It has one of the highest melting points of all pure elements — only the elements tantalum and tungsten have higher melting points. Molybdenum is also a micro nutrient essential for life.

k40 mirror upgrade - mirror and lens set

Lens cleaning instructions :

Step1. Use an air gun to blow off any contaminants

Step2 . Wipe the surface gently with a damp cotton swab

Step3. Using light pressure, wipe the optics surface with damp cotton
Wipe excess contaminants with distilled vinegar and a clean dry cotton swab

Customers' review

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1 review for K40 Mirror and Lens upgrade – replacement mirror and lens set for K40 Laser cutter

  1. annacocks@freenet.de
    1 out of 5

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