Will this fit a Omtech 70 watt that used 18mm with 2" focal?

It fits my OMTECH AD2440 100Watt. It should fit yours. Measure the diameter of your current lens.

What is the actual delivery date?

This specification of 18-50.8 is delivered by Amazon. It is available in the Amazon warehouse in the United States. Normally it takes about 3-10 days.

Which side should face work ? Convex or concave ?

The convex side of the lens faces upward, and the concave side faces the sculpture, the wavelength is 10.6um

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Description

🎯 Sharpen your laser game with Cloudray’s precision focus lens!

CRYSTAL CLEAR FOCUS - 50.8mm focal length ensures razor-sharp engraving and cutting
PRECISION PERFECTED - 18mm diameter lens engineered for pinpoint laser accuracy
MAXIMIZED EFFICIENCY - ≥99.5% transmittance boosts laser power delivery and cutting precision
SEAMLESS COMPATIBILITY - Optimized for 30W-100W CO2 laser engravers and cutters, ready to elevate your workflow
DURABILITY MEETS PERFORMANCE - High-quality PVD ZnSe material with double-sided solid coating for long-lasting use

The Cloudray CO2 Laser Focus Lens features an 18mm diameter and 50.8mm focal length, crafted from high-quality PVD ZnSe with a double-sided solid coating. Designed for 30W-100W CO2 laser engravers and cutters, it delivers ≥99.5% transmittance for superior cutting and engraving precision, ensuring durability and long-term performance.

Specifications

Brand	Cloudray
Material	Metal
Colour	Dia 18mm(0.71")
Style	Laser
Item Weight	20 Grams
Operation Mode	Automatic
UPC	669819730395
Manufacturer	Cloudray
Model number	PVD ZnSe D18 F50.8 ET2 (Meniscus)
Number of Memory Sticks	1
Item Weight	20 g
Product Dimensions	12.95 x 9.4 x 8.64 cm; 20 g
Item model number	PVD ZnSe D18 F50.8 ET2 (Meniscus)
Item Height	3.4 Inches
Item Width	3.7 Inches
Display Size	2 Inches
Voltage	1.5 Volts
Hardware Platform	smartphone
Included Components	1 PCS China PVD Focus Lens & 1 PCS box
Battery type	lithium-ion
Are batteries included?	No

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