Name: 25mm直径 x 500mm焦距，未镀膜，紫外双凸透镜
Brand: TECHSPEC
SKU: 48-303
Price: RMB 1,075.31

25mm直径 x 500mm焦距，未镀膜，紫外双凸透镜

UV Fused Silica Double-Convex (DCX) Lenses

产品编码 #48-303 有现货其他镀膜选项

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RMB 1,075.31

数量 1-5
RMB 1,075.31

数量 6+
RMB 859.37

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产品对比

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直径 (mm):

25.00 +0.0/-0.025

后焦距 BFL (mm):

498.85

有效焦距 EFL (mm):

500.00

涂层:

Uncoated

涂层规格:

Uncoated

Fused Silica (Corning 7980)

表面质量:

40-20

Power (P-V) @ 632.8nm:

1.5λ

Irregularity (P-V) @ 632.8nm:

λ/4

中心偏（弧分）:

倒角:

Protective bevel as needed

中心厚度 CT (mm):

3.35 ±0.10

边缘厚度 ET (mm):

3.01

半径 R₁=-R₂ (mm):

457.93

有效孔径 CA（mm）:

24.00

有效焦距/有效孔径直径比:

20.00

焦距指定波长 (nm):

587.6

焦距容差 (%):

±1

数字孔径 NA:

0.03

类型:

Double-Convex Lens

波长范围 (nm):

200 - 2200

合规性

RoHS 2015:

符合标准

Reach 219:

符合标准

Certificate of Conformance:

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产品系列说明

适用于成像应用的正焦距
最小化像差，包括球差和慧差
精密熔融石英基底

TECHSPEC® 紫外线熔融石英双凸透镜（DCX）有两个正的、对称的面，两边的半径相等。这些透镜通常被推荐用于共轭比（物距和像距之间的比率）在0.2和5之间的有限成像应用。在共轭比为1时，由于对称透镜的设计，可最小化或去除如球差、色差、彗星和畸变等像差。

UV FS Transmission Curve

技术信息

FUSED SILICA
	Typical transmission of a 3mm thick, uncoated fused silica window across the UV - NIR spectra. Click Here to Download Data
	Typical transmission of a 3mm thick fused silica window with MgF2 (400-700nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: R_avg ≤ 1.75% @ 400 - 700nm (N-BK7) Data outside this range is not guaranteed and is for reference only. Click Here to Download Data
	Typical transmission of a 3mm thick fused silica window with UV-AR (250-425nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: R_abs ≤ 1.0% @ 250 - 425nm R_avg ≤ 0.75% @ 250 - 425nm R_avg ≤ 0.5% @ 370 - 420nm Data outside this range is not guaranteed and is for reference only. Click Here to Download Data
	Typical transmission of a 3mm thick fused silica window with UV-VIS (250-700nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: R_abs ≤ 1.0% @ 350 - 450nm R_avg ≤ 1.5% @ 250 - 700nm Data outside this range is not guaranteed and is for reference only. Click Here to Download Data
	Typical transmission of a 3mm thick fused silica window with VIS-EXT (350-700nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: R_avg≤ 0.5% @ 350 - 700nm Data outside this range is not guaranteed and is for reference only. Click Here to Download Data
	Typical transmission of a 3mm thick fused silica window with VIS-NIR (400-1000nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: R_abs≤ 0.25% @ 880nm R_avg≤ 1.25% @ 400 - 870nm R_avg≤ 1.25% @ 890 - 1000nm Data outside this range is not guaranteed and is for reference only. Click Here to Download Data
	Typical transmission of a 3mm thick fused silica window with VIS 0° (425-675nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: R_avg≤ 0.4% @ 425 - 675nm Data outside this range is not guaranteed and is for reference only. Click Here to Download Data
	Typical transmission of a 3mm thick fused silica window with YAG-BBAR (500-1100nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: R_abs ≤ 0.25% @ 532nm R_abs ≤ 0.25% @ 1064nm R_avg≤ 1.0% @ 500 - 1100nm Data outside this range is not guaranteed and is for reference only. Click Here to Download Data
	Typical transmission of a 3mm thick fused silica window with NIR I (600 - 1050nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: R_avg≤ 0.5% @ 600 - 1050nm Data outside this range is not guaranteed and is for reference only. Click Here to Download Data
	Typical transmission of a 3mm thick fused silica window with NIR II (750 - 1550nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: R_abs ≤ 1.5% @ 750 - 800nm R_abs ≤ 1.0% @ 800 - 1550nm R_avg≤ 0.7% @ 750 - 1550nm Data outside this range is not guaranteed and is for reference only. Click Here to Download Data