Geevorks 450nm Laser Module Head & Protective Cover Adjustable Focal Length(80W)

Features:
Upgraded version: Equipped with adjustable protective cover to protect your eyes, no need to wear extra laser glasses while working, safer to use than ordinary laser head.
With adjustable focal length (5.5W/ 10W/ 20W, 20-70mm) or fixed focal length (30W, 12.6mm/ 40W, 15mm/ 40W, 40mm/ 80W,40mm). Made of premium quality aluminum alloy casing with great durability.
It can engrave paper, wood, fabric, plastic, leather, anodized aluminum, etc. Different laser modules for engraving/ cutting different kinds of material and different thicknesses.
Features high engraving speed, low power loss, good stability and superior performance, with fine heat dissipation to extend its service life.
Compact and lightweight, easy to assemble, has over 30cm long line. Comes with screws, convenient and simple to be installed on the machine.
Wide application, it’s designed for laser engraver, laser cutting machine, 3D printer, CNC mill and so on, suitable for DIY lover, CNC engineer, artist and more
Note:
1. Avoid eye or skin exposure to direct or scattered laser light.
2. Size and color may be slightly different due to manual measurement and different light conditions. Thanks for understanding.
Specifications:
Laser Power: 5.5W/ 10W/ 20W/ 30W/ 40W/ 80W (Optional)
—Adjustable Focal Length: 5.5W/ 10W/ 20W (20-70mm)
—Fixed Focal Length: 30W (12.6mm)/ 40W (40mm)/ 80W (40mm)
Color: Silver
Material: Aluminum Alloy + Electronic Components
Wave Length: 450nm
Luminous Color: Blue
Operating Voltage: 12V
PWM/ TTL Input: DC 3.3V-12V, 100Hz-50KHz
Input Interface: XH2.54-3 Pin (+, -, PWM/ TTL)
Continuous Working: Unlimited
Operating Temperature: -20℃~70℃
Laser Head Size: Approx.
5.5W/ 10W: 105 * 30 * 30mm / 4.13 * 1.18 * 1.18in
20W: 120 * 40 * 40mm / 4.72 * 1.57 * 1.57in
30W (12.6mm): 115 * 40 * 40mm / 4.53 * 1.57 * 1.57in
40W (40mm): 100 * 40 * 40mm / 3.94 * 1.57 * 1.57in
80W(40mm): 125 * 47 * 44mm / 4.92 * 1.85 * 1.73in
Package Size: Approx. 16 * 6 * 6cm / 6.30 * 2.36 * 2.36in