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f-255-20-915-980

f-255-20-915-980

• Fused Silica F-Theta Lens, 915 - 980 nm
• Nominal focal length 255 mm
• Maximum input aperture 20 mm
• Maximum working area 150 x 150 mm
• Very fine focus, high power density

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Applications

Plastics
welding

Technical Specifications

General
Wavelength	915 - 980 nm
Maximum Input Beam Diameter	20 mm
Anti-Reflective Coating	Standard

Optics
Nominal Focal Length	255 mm
Maximum Scan Field	150 mm x 150 mm
Working Distance	316.370 mm
Flange Focal Length	379.890 mm
Minimum Spot Size	22.8 μm
Mounting Thread	M85x1
Lens Diameter	132 mm
Lens Material	Fused Silica

Cooling / Temp.
Cooling Method	Air

Model Name	Wavelength	Nominal Focal Length	Working Distance	Maximum Scan Field	Maximum Input Beam Diameter	Minimum Spot Size	Lens Material	Mounting Thread	Lens Diameter	Cooling Method	Inquiry	Detail
f-160-10-915-980	915 - 980 nm	160 mm	190.336 mm	110 mm x 110 mm	10 mm	28.69 μm	Fused Silica	M85x1	90 mm	Air
f-160-14-915-980	915 - 980 nm	160 mm	196.200 mm	100 mm x 100 mm	14 mm	20.5 μm	Fused Silica	M85x1	120 mm	Air
f-170-10-915-980	915 - 980 nm	170 mm	198.514 mm	117.5 mm x 117.5 mm	10 mm	30.49 μm	Fused Silica	M85x1	90 mm	Air
f-210-30-915-980-M112	915 - 980 nm	210 mm	267.658 mm	100 mm x 100 mm	30 mm	18 μm	Fused Silica	M112x1	143 mm	Air
f-254-10-915-980	915 - 980 nm	254 mm	296.350 mm	175 mm x 175 mm	10 mm	45.55 μm	Fused Silica	M85x1	90 mm	Air
f-254-14-915-980	915 - 980 nm	254 mm	304.246 mm	175 mm x 175 mm	14 mm	32.53 μm	Fused Silica	M85x1	120 mm	Air
f-255-20-915-980	915 - 980 nm	255 mm	316.370 mm	150 mm x 150 mm	20 mm	22.8 μm	Fused Silica	M85x1	132 mm	Air
f-420-14-915-980	915 - 980 nm	420 mm	496.829 mm	300 mm x 300 mm	14 mm	53.8 μm	Fused Silica	M85x1	122 mm	Air

Series information