1064nm Laser F-theta Lenses

The 1064nm laser F-theta lenses provided by DayOptics adopts high-quality optical design and modern manufacturing technology. They are widely used in the laser marking industry. It can provide a high-quality flat field effect and minimal geometric distortion to ensure that the laser spot reaches the diffraction limit.

Product introduction

Longer life time

Applications
Laser marking/engraving
Laser cutting/cleaning, etc.

Specification

Parameter	GCJ-I-F100	GCJ-I-F160	GCJ-I-F210	GCJ-I-F254
Working wavelength	1064nm	1064nm	1064nm	1064nm
Effective focal length	100mm	160mm	210mm	254mm
Working distance	119.8mm	184.9mm	240mm	292.4mm
Tube working distance	114.8mm	180.9mm	236mm	288.4mm
Field of view	±25°	±27.7°	±27.7°	±27.7°
Scan area	70mm×70mm	110mm×110mm	150mm×150mm	175mm×175mm
Input beam diameter @1/e²	≤φ10mm	≤φ10mm	≤φ10mm	≤φ10mm
Galvo M 2 to lens	15.5mm	15mm	16.5mm	20mm
Galvo M 2 to lens tube	8.9mm	9.4mm	10.65mm	13.8mm
Focused spot@1/e²	center/edge 12/29μm	center/edge 20/34μm	center/edge 19/35μm	center/edge 14/30μm
Lens barrel outer diameter	φ63mm	φ59mm	φ59mm	φ59mm
Metric, Imperial or custom available	Customized	Customized	Customized	Customized
Total length of lens barrel	36.5mm	24.1mm	24.15mm	28mm
Protective window	optional	optional	optional	optional
Transmittance (with window mirror)	≥97.6%	≥97.6%	≥97.6%	≥97.6%
Transmittance (without window mirror)	≥98.2%	≥98.2%	≥98.2%	≥98.2%