Andover带通滤光片800-899nm
Andover带通滤光片800-899nm

¥1000

暂无评分

Andover

暂无样本

800FS10-12.5

--

美洲

  • 铜牌
  • 第7年
  • 一般经销商
  • 营业执照已审核
该产品已下架
核心参数

光学带通滤光片设计用于在电磁波谱中传输明确定义的能量带。Andover提供业内*广泛的标准“现货”光学滤光片。波长范围从193nm的紫外线到近红外线,包括许多主要的激光,汞,生物医学和分析光谱线。标准尺寸包括直径12.5mm,直径25.0mm和直径50.0mm。所有Andover滤光片均安装在黑色阳极氧化金属环中,可提供防止碎裂,刮擦和高湿度条件的措施。此外,所有光学滤光片的部件编号都在其边缘*雕刻,每个滤光片都提供校准的光谱带通数据曲线,定制的形状和尺寸随时可用。

Diameter   Tolerance:

+0/-0.25nm


Usable   Aperture:

Filter Size

Usable   Aperture


Φ12.5nm

Φ9.0nm


Φ25.0nm

Φ21.0nm


Φ50.0nm

Φ45.0nm

Surface   Quality:

80-50 (Per   MIL-PRF-13830B)


Optical   Quality:

Commercial   instrumentation grade


Out-of-Band   Blocking:

1 x 10-4 avg.   from X-ray to FIR


Specification   Temperature:

+23oC


Max. Survival   Temp Range:

CW/L   214nm-380nm

-50oC to   +50oC


CW/L   380.1nm-2400nm

-50oC to   +70oC

Humidity   Resistance:

Per   MIL-C-48497A


Mechanical:

Mounted in an   anodized aluminum ring



800nm Bandpass Filter, FWHM 10nm, 12.5mm   dia.


PART NO.

800FS10-12.5

Center Wavelength

800.0+3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

800nm Bandpass Filter, FWHM 10nm, 25mm   dia.


PART NO.

800FS10-25

Center Wavelength

800.0+3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

800nm Bandpass Filter, FWHM 10nm, 50mm   dia.


PART NO.

800FS10-50

Center Wavelength

800.0+3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

800nm Bandpass Filter, FWHM 20nm, 12.5mm   dia.


PART NO.

800FS20-12.5

Center Wavelength

800.0+2/-2 nm

Bandwidth

20.0+4/-4 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

800nm Bandpass Filter, FWHM 20nm, 25mm   dia.


PART NO.

800FS20-25

Center Wavelength

800.0+2/-2 nm

Bandwidth

20.0+4/-4 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

800nm Bandpass Filter, FWHM 20nm, 50mm   dia.


PART NO.

800FS20-50

Center Wavelength

800.0+2/-2 nm

Bandwidth

20.0+4/-4 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

800nm Bandpass Filter, FWHM 40nm, 12.5mm   dia.


PART NO.

800FS40-12.5

Center Wavelength

800.0+10/-0 nm

Bandwidth

40.0+8/-8 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

800nm Bandpass Filter, FWHM 40nm, 25mm   Dia,


PART NO.

800FS40-25

Center Wavelength

800.0+10/-0 nm

Bandwidth

40.0+8/-8 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

800nm Bandpass Filter, FWHM 40nm, 50mm   dia.


PART NO.

800FS40-50

Center Wavelength

800.0+10/-0 nm

Bandwidth

40.0+8/-8 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

800nm Bandpass Filter, FWHM 100nm, 12.5mm   dia.


PART NO.

800FS00-12.5

Center Wavelength

800.0+20/-10 nm

Bandwidth

100.0+20/-20 nm

Transmission

65%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

800nm Bandpass Filter, FWHM 100nm, 25mm   dia.


PART NO.

800FS00-25

Center Wavelength

800.0+20/-10 nm

Bandwidth

100.0+20/-20 nm

Transmission

65%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

800nm Bandpass Filter, FWHM 100nm, 50mm   dia.


PART NO.

800FS00-50

Center Wavelength

800.0+20/-10 nm

Bandwidth

100.0+20/-20 nm

Transmission

65%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

810nm Bandpass Filter, FWHM 10nm, 12.5mm   dia.


PART NO.

810FS10-12.5

Center Wavelength

810.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

810nm Bandpass Filter, FWHM 10nm, 25mm   dia.


PART NO.

810FS10-25

Center Wavelength

810.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

810nm Bandpass Filter, FWHM 10 nm, 50mm   dia.


PART NO.

810FS10-50

Center Wavelength

810.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

810nm Bandpass Filter, FWHM 20nm, 12.5mm   dia.


PART NO.

810FS20-12.5

Center Wavelength

810.0 +2/-2 nm

Bandwidth

20.0+4/-4 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

810nm Bandpass Filter, FWHM 20nm, 25mm   dia.


PART NO.

810FS20-25

Center Wavelength

810.0 +2/-2 nm

Bandwidth

20.0+4/-4 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

810nm Bandpass Filter, FWHM 20nm, 50mm   dia.


PART NO.

810FS20-50

Center Wavelength

810.0 +2/-2 nm

Bandwidth

20.0+4/-4 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

820nm Bandpass Filter, FWHM 10nm, 12.5mm   dia.


PART NO.

820FS10-12.5

Center Wavelength

820.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

820nm Bandpass Filter, FWHM 10nm, 25mm   dia.


PART NO.

820FS10-25

Center Wavelength

820.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

820nm Bandpass Filter, FWHM 10nm, 50mm   dia.


PART NO.

820FS10-50

Center Wavelength

820.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

830nm Bandpass Filter, FWHM 10nm, 12.5mm dia.


PART NO.

830FS10-12.5

Center Wavelength

830.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

830nm Bandpass Filter, FWHM 10nm, 25mm   dia.


PART NO.

830FS10-25

Center Wavelength

830.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

830nm Bandpass Filter, FWHM 10nm, 50mm   dia.


PART NO.

830FS10-50

Center Wavelength

830.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

830nm Bandpass Filter, FWHM 20nm, 12.5mm   dia.


PART NO.

830FS20-12.5

Center Wavelength

830.0 +2/-2 nm

Bandwidth

20.0+4/-4 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

830nm Bandpass Filter, FWHM 20nm, 25mm   dia.


PART NO.

830FS20-25

Center Wavelength

830.0 +2/-2 nm

Bandwidth

20.0+4/-4 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

830nm Bandpass Filter, FWHM 20nm, 50mm   dia.


PART NO.

830FS20-50

Center Wavelength

830.0 +2/-2 nm

Bandwidth

20.0+4/-4 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

840nm Bandpass Filter, FWHM 10nm, 25mm   dia.


PART NO.

840FS10-12.5

Center Wavelength

840.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

840nm Bandpass Filter, FWHM 10nm, 25mm   dia.


PART NO.

840FS10-25

Center Wavelength

840.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

840nm Bandpass Filter, FWHM 10nm, 50mm   dia.


PART NO.

840FS10-50

Center Wavelength

840.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

850nm Bandpass Filter, FWHM 10nm, 12.5mm   dia.


PART NO.

850FS10-12.5

Center Wavelength

850.0+3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

850nm Bandpass Filter, FWHM 10nm, 25mm   dia.


PART NO.

850FS10-25

Center Wavelength

850.0+3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

850nm Bandpass Filter, FWHM 10nm, 50mm   dia.


PART NO.

850FS10-50

Center Wavelength

850.0+3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

850nm Bandpass Filter, FWHM 20nm, 12.5mm dia.


PART NO.

850FS20-12.5

Center Wavelength

850.0+2/-2 nm

Bandwidth

20.0+4/-4 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

850nm Bandpass Filter, FWHM 20nm, 25mm   dia.


PART NO.

850FS20-25

Center Wavelength

850.0+2/-2 nm

Bandwidth

20.0+4/-4 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

850nm Bandpass Filter, FWHM 20nm, 50mm   dia.


PART NO.

850FS20-50

Center Wavelength

850.0+2/-2 nm

Bandwidth

20.0+4/-4 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

850nm Bandpass Filter, FWHM 40nm, 12.5mm   dia.


PART NO.

850FS40-12.5

Center Wavelength

850.0+10/-0 nm

Bandwidth

40.0+8/-8 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

850nm Bandpass Filter, FWHM 40nm, 25mm   dia.


PART NO.

850FS40-25

Center Wavelength

850.0+10/-0 nm

Bandwidth

40.0+8/-8 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

850nm Bandpass Filter, FWHM 40nm, 50mm   dia.


PART NO.

850FS40-50

Center Wavelength

850.0+10/-0 nm

Bandwidth

40.0+8/-8 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

850nm Bandpass Filter, FWHM 100nm, 12.5mm   dia.


PART NO.

850FS00-12.5

Center Wavelength

850.0+20/-10 nm

Bandwidth

100.0+20/-20 nm

Transmission

65%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

850nm Bandpass Filter, FWHM 100nm, 25mm   dia.


PART NO.

850FS00-25

Center Wavelength

850.0+20/-10 nm

Bandwidth

100.0+20/-20 nm

Transmission

65%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

850nm Bandpass Filter, FWHM 100nm, 50mm   dia.


PART NO.

850FS00-50

Center Wavelength

850.0+20/-10 nm

Bandwidth

100.0+20/-20 nm

Transmission

65%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

860nm Bandpass Filter, FWHM 10nm, 12.5mm   dia.


PART NO.

860FS10-12.5

Center Wavelength

860.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

860nm Bandpass Filter, FWHM 10nm, 25mm   dia.


PART NO.

860FS10-25

Center Wavelength

860.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

860nm Bandpass Filter, FWHM 10nm, 50mm   dia.


PART NO.

860FS10-50

Center Wavelength

860.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

870nm Bandpass Filter, FWHM 10nm, 12.5mm dia.


PART NO.

870FS10-12.5

Center Wavelength

870.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

870nm Bandpass Filter, FWHM 10nm, 25mm   dia.


PART NO.

870FS10-25

Center Wavelength

870.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

870nm Bandpass Filter, FWHM 10nm, 50mm   dia.


PART NO.

870FS10-50

Center Wavelength

870.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

880nm Bandpass Filter, FWHM 10nm, 12.5mm   dia.


PART NO.

880FS10-12.5

Center Wavelength

880.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

880nm Bandpass Filter, FWHM 10nm, 25mm   dia.


PART NO.

880FS10-25

Center Wavelength

880.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

880nm Bandpass Filter, FWHM 10nm, 50mm   dia.


PART NO.

880FS10-50

Center Wavelength

880.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

890nm Bandpass Filter, FWHM 10nm, 12.5mm   dia.


PART NO.

890FS10-12.5

Center Wavelength

890.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

12.5 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

890nm Bandpass Filter, FWHM 10nm, 25mm   dia.


PART NO.

890FS10-25

Center Wavelength

890.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

890nm Bandpass Filter, FWHM 10nm, 50mm   dia.


PART NO.

890FS10-50

Center Wavelength

890.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

895nm Bandpass Filter, FWHM 10nm, 25mm   dia.


PART NO.

895FS10-25

Center Wavelength

895.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

25.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

895nm Bandpass Filter, FWHM 10nm, 50mm   dia.


PART NO.

895FS10-50

Center Wavelength

895.0 +3/-1 nm

Bandwidth

10.0+2/-2 nm

Transmission

50%

Blocking

1x10-4 avg. X-Ray to FIR

Size

50.0 +0/-0.25mm

Thickness

5.9 +0/-nom mm

Effective refractive index (n*)

2.05

售后服务承诺

保修期: 1年

是否可延长保修期:

现场技术咨询:

免费培训: 视具体产品而定

免费仪器保养: 视具体产品而定

保内维修承诺: 视具体产品而定

报修承诺: 视具体产品而定

用户评论
暂无评论
Andover带通滤光片800-899nm信息由努美(北京)科技有限公司为您提供,如您想了解更多关于Andover带通滤光片800-899nm报价、型号、参数等信息,努美科技客服电话:400-860-5168转4184,欢迎来电或留言咨询。
移动端

仪器信息网App

返回顶部
仪器对比

最多添加5台