China SL-355-105-170Q 355nm UV F-Theta Lens | 105x105mm | Fused Silica Manufacture and Factory

SL-355-105-170Q 355nm UV F-Theta Lens | 105x105mm | Fused Silica

The SL-355-105-170Q is a high-performance 355nm UV F-Theta scan lens crafted from premium fused silica. Featuring a 170mm focal length, 6mm entrance pupil, and a 105x105mm scan field, it delivers an ultra-small focused spot (15~19µm) and exceptional optical stability. It is the ideal optical component for demanding UV laser precision marking, micro-drilling, and high-resolution micromachining.

Model: SL-355-105-170Q
Wavelength: 355nm (UV Laser)
Material: Fused Silica (Quartz)
Effective Focal Length (EFL): 170mm
Scan Field (Scan Area): 105 x 105 mm
Entrance Pupil: 6mm
Scan Angle: ±27°
Thread Interface: M85*1
Flange Distance: 242.96 mm
Working Distance: 216.06 mm
Focus Spot Diameter: 15~19 µm (Center / Edge)

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SL-Q Series F-Theta Scan Lenses are developed for ultra fast lasers with short pulse width and high pulse energy laser applications. These lenses are made with low dispersion Fused Silica with optical design to avoid back reflection and ghost image.

Model	EFL (mm)	Scan Area (mm)	Entrance Pupil (mm)	Scan Angle (°)	Thread Interface	Flange Distance (mm)	Working Distance (mm)	M2 Thread Bottom (mm)	Focus Spot Size (μm) (Center / Edge)
SL-355-60-100Q	100	60×60	6	±25	M85×1	164.03	136.94	48.41	9–11
SL-355-105-170Q	170	105×105	6	±27	M85×1	242.96	216.06	37.72	15–19
SL-355-110-160Q-D10-LP-Q	160	110×110	10	±27.8	M85×1	188.39	184.39	54.5	16.2–59.4
SL-355-110-160-D12	160	110×110	12	±28	M85×1	220.04	189	46	15–20
SL-355-155-250	250	155×155	10	±24	M85×1	320.71	297.7	50.61	16–57
SL-355-160-210-D12	210	160×160	12	±28	M85×1	282.16	247.22	46	30–40
SL-355-170-250-D10	250	170×170	10	±25	M85×1	383.2	311.5	27	15–20
SL-355-175-254Q-D10-LP-Q	254	175×175	10	±28.5	M85×1	292.05	288.05	53.79	23.22–40.56
SL-355-175-254-D12	254	175×175	12	±25	M79/M85×1	351.92/345.92	304	32.53	20–30
SL-355-180-295A	295	180×180	10	±25	M85×1	—	359	24.84	15–16
SL-355-210-328	328	210×210	10	±26.4	M85×1	—	406.38	26.6	16.5–18.5
SL-355-210-330Q-D15	330	210×210	15	±26.3	M85×1	499.75	406.55	22.92	14.56–20.94
SL-355-210-330-D14	330	210×210	14	±24.7	M85×1	363.61	265.11	50	15–19
SL-355-230-350Q-D14	350	230×230	14	±27.2	M85×1	546.1	441.5	22.6	16.4–21.74
SL-355-220-330-D12	330	220×220	12	±28	M85×1	417.92	392.07	46	35–45
SL-355-250-360-D12	360	250×250	12	±28	M85×1	443.2	418.3	46	40–50
SL-355-250-410	410	250×250	10	±23	M55×1	512	488.2	44.21	27–31
SL-355-260-420Q-D15	420	260×260	15	±25.3	M85×1	605.2	517.75	23	18.34–23.34
SL-355-300-420D12	420	300×300	12	±28	M85×1	506.4	483.1	46	45–55
SL-355-330-511-V1	511	330×330	14	±26	M85×1	639.16	609.66	42	23–35
SL-355-400-580-D15	580	400×400	15	±28	M85×1	703.5	652.31	36.5	25–30
SL-355-500-750D15	750	500×500	15	±25	M85×1	865.55	840.17	36.5	31–40
SL-355-600-840-D15	840	600×600	15	±28	M85×1	954.2	926.7	36.5	50–60
SL-355-700-853Q-D10	853	700×700	10	±32	M79×1	1000	949	26	55–66