Thorlabs索雷博 FTH160-1064 F-Theta扫描透镜

Thorlabs索雷博     FTH160-1064   F-Theta扫描透镜

Item #	FTH100-1064	FTH160-1064-M39	FTH160-1064	FTH254-1064
Photo - Not to Scale (Click to Enlarge)
Effective Focal Length (EFL)	100 mm	160 mm	160 mm	254 mm
Scan Angle (Max)	±28°	±20°	±28°	±25°
Scan Length (Max)	98 mm	111.7 mm	156.4 mm	221.7 mm
Scan Field (Max)	70 mm x 70 mm	79 mm x 79 mm	110.6 mm x 110.6 mm	156.7 mm x 156.7 mm
Beam Diametera	12 mm	8 mm	12 mm	20 mm
Spot Size (Diffraction Limited)	16 µm	39 µm	26 µm	25 µm
F-Theta Distortion (Max)	0.1%	1.3%	0.1%	0.1%
Field Curvature and F-Theta Distortion Graphs (Click to View)
Working Distancea	97.8 mm	181.0 mm	182.5 mm	301.2 mm
Flange Focal Lengtha	107.0 mm	194.1 mm	191.7 mm	348.5 mm
A1a (Typical)	7 mm	8.3 mm	7.5 mm	11.5 mm
A2a (Typical)	15 mm	12.7 mm	12.3 mm	20.5 mm
ΔMa (Typical)	20 mm	10 mm	20 mm	30 mm
Number of Elements	3 Plus Protective Window	2 Plus Protective Window	3 Plus Protective Window	3 Plus Protective Window
AR Coatingb	1020 nm - 1080 nm: Ravg < 0.3% (per surface) 450 nm - 700 nm: Ravg < 1.0% (per surface)
Damage Threshold	5 J/cm2 (1064 nm, Ø1 mm, 10 ns, 10 Hz)
Lens Length	50.7 mm (2.00")	12 mm (0.47")	50.2 mm (1.98")	67.8 mm (2.67")
Lens Housing Diameter at Largest Point	Ø90 mm (Ø3.54")	Ø47.0 mm (Ø1.85")	Ø90 mm (Ø3.54")	Ø120 mm (Ø4.72")
Mounting Threads	M85 x 1.0	M39 x 1.0	M85 x 1.0	M85 x 1.0
Replacement Protective Window Item #c	FTHW75-1064	FTHW42-1064	FTHW75-1064	FTHW100-1064

• 参考上方概述标签中的图1.3和1.4。A₁、A₂、ΔM和光束直径为推荐值。改变这些数值将改变最大扫描范围和光斑尺寸。
• 可见光增透膜范围方便使用对准激光。透镜在可见光的性能没有优化。镀膜规格也适用于替换的保护窗口。总透过率的示例曲线请查看上面的曲线标签。
• 保护窗口片的规格请见表G2.2。

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