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full angle
Manual laser switch-on control Yes
copper & brass (need an engraving paste-like Cermark or Dry Lube moly)
but the approximate C value can be considered as 20pF (0
The input voltmeter measures the input voltage
3 element long focal lens diode laser lens full angle3 element long focal lens with high focal depth. An efficient lens for engraving and cutting. It has a high focal depth allowing to remain in focus. Focal tolerance + 10 mm. An efficient lens for 405 445 nm diode lasers. It has the best focal depth which allows cutting thick materials including wood, plywood, and foam. Optimal parameters: Focal range 49. 4 mm (2) Focal beam spot ~ 0. 156 0. 046 mm Optical transmission for 445 nm wavelength = 82% Using
US$ 171600.00
US$ 18.00
US$ 16.00
