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Laser Recipes

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Materials
Foils and Green Laser
Slate





Black Paint Ferric Chloride

Cardboard
10 watt Led
1.6mm  2 repeats   2.5 watts
4mm corrugated 3 repats
Plywood

Rock

Dark Acrylic

Stainless Steel Video  5 watt with G8 lens fox alien




Brilliance


Powder Coat Like
Burned on Lettering
and Graphics

Foam Board

Glass
Name Plates Brilliance Laser Ink
Plywood 3mm 1/8" 6mm 1/4" 10mm  3/8"
Tiles
Wood Cutting Boards

All these lenses were designed by professional optics suppliers and tested in the Endurance laser lab.

Parameters	3 element laser lens	G2 laser lens	G7 laser lens	G8 laser lens
About the lens	Standard 3 element laser lens	Short focal G2 laser lens	Multi focal G7 laser lens	Long focal G8 lens.
			G7 Aspheric Glass lens	G8 Precision Glass Molding
Optimal focal range	30-100mm	5-30mm	20-100mm	30-100mm
Laser lens material	glass	glass	glass	glass
Size	M9 x 0.5mm x 10	M9 x 0.5mm x 10	M9 x 0.5mm x 10	M9 x 0.5mm x 10
Wavelength	405-450nm	400nm-700nm broadband coated	400-700nm	400-700nm
AR coating	+	+	+	+
Transparency	70%	96%	85%	90%
Components	3 element lens	Single Element	Single Element	Element Aspheric
Laser lens parameters	FL: about 8mm	Front Focus: 4.02mm	EFL=8mm	EFL: 8mm
	Lens Size: 6mm	Back Focus: 4.8mm	Laser lens thickness=2.3mm	NA: 0.20
		Working Focus: 2.357mm	NA=0.2
		Naked Lens inside: 6.33mm(Diameter)	CA=6.5
		Divergence: 10.02mm	BFL=5.67122
			Divergence: 8.8mm
			Focal Length: 7mm
Glass Type	–	L-BAL35	–	–
Frame material	Black metal	Golden metal	Golden metal	Black metal
Laser power	100mW ~ 10W	100mW ~ 10W	100mW ~ 10W	100mW ~ 10W
The best tested focal range*	63-67 mm	32-33 mm	83-85 mm	70-75 mm
The smallest laser beam spot*	85 x 130 microns (uM)	65 x 130 microns (uM)	88 x 130 microns (uM)	77 x 130 microns (uM)