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教育材料

教育材料

基于激光的荧光显微镜的滤光片

摘要

因为激光具有高亮度、稳定、长寿命及谱线窄等特性,它正逐渐取代了荧光成像应用中的传统宽带光源。在成像应用中,激光的上述特性可提高可视化的灵敏度,也增加了光通量;激光更具有光束发散角窄、高度的时空相干性、偏振特性明确等特性,从而催生了众多新的荧光成像技术。然而,相对于宽带光源,当激光以荧光光源的形式出现时,为基于激光的成像系统(如共聚焦和全内反射荧光(TIRF)显微镜)及其组件提出了新的限制要求。尤其是对光学滤光片有着更特殊的要求。

在过去四十多年里,已开发出了许多好的激光器。人们通常按增益介质和激励方式对激光器进行分类。至今,用于荧光成像的气体激光器(如氩离子和氪离子激光器)常用的激光谱线为 488 nm、568 nm 和 647 nm。但在近几年,由于固态激光器的(电光转换)效率明显更高(产生的热量更低,实验室安装更加简单)、尺寸更小,且成本更低,因此正在逐渐取代了气体激光器。比较流行的激光器类型包括半导体二极管激光器(尤其是 405 nm 和 635 nm)、光泵浦半导体激光器(包括广泛使用的 488 nm),以及倍频二极管泵浦固态(DPSS)激光器(包括 561 nm 的黄光激光器和较新的 515 nm 和 594 nm 激光器)。

适用于激光荧光显微镜的滤光片

 

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  • Image
  • SKU
  • Price
  • Optical Specifications
  • Angle of Incidence
  • Bandpass
  • Beamsplitter maximum thickness
  • Blocking
  • Blocking Band 1
  • Blocking Band 10
  • Blocking Band 11
  • Blocking Band 12
  • Blocking Band 13
  • Blocking Band 14
  • Blocking Band 15
  • Blocking Band 16
  • Blocking Band 17
  • Blocking Band 18
  • Blocking Band 2
  • Blocking Band 3
  • Blocking Band 4
  • Blocking Band 5
  • Blocking Band 6
  • Blocking Band 7
  • Blocking Band 8
  • Blocking Band 9
  • Blocking band 15
  • Center Wavelength 1
  • Center Wavelength 10
  • Center Wavelength 11
  • Center Wavelength 2
  • Center Wavelength 3
  • Center Wavelength 4
  • Center Wavelength 5
  • Center Wavelength 6
  • Center Wavelength 7
  • Center Wavelength 8
  • Center Wavelength 9
  • Clear Aperture
  • Common Fluorophore Pair to Split
  • Cutoff Transition Width
  • Cuton Transition Width
  • Dichroic Beamsplitters
  • Dichroic Flatness
  • Dichroic Orientation
  • Edge
  • Edge Steepness
  • Edge Wavelength 1
  • Edge Wavelength 2
  • Edge Wavelength 3
  • Edge Wavelength 4
  • Edge Wavelength 5
  • Exciter Emitter Orientation
  • F1' Error
  • Flatness
  • GMBW 1
  • General Filter Specifications
  • Group Delay Dispersion
  • Group Delay Dispersion 1
  • Group Delay Dispersion 2
  • Guaranteed Minimum Bandwidth 1
  • Guaranteed Minimum Bandwidth 2
  • Guaranteed Minimum Bandwidth 3
  • Guaranteed Minimum Bandwidth 4
  • Guaranteed Minimum Bandwidth 5
  • Guaranteed Minimum Bandwidth 9
  • Laser Wavelength 1
  • Laser Wavelength 1 high
  • Laser Wavelength 1 low
  • Laser Wavelength 2
  • Laser Wavelength 3
  • Laser Wavelength 4
  • Laser Wavelength 5
  • Laser Wavelengths 1
  • Laser Wavelengths 2
  • Laser Wavelengths 4
  • Maximum Reflected Laser Beam Diameter
  • MercuryLine
  • Microscope Compatibility
  • Nominal Flatness
  • Notch Bandwidth 1
  • Optical Damage Rating
  • Optical Specifications
  • Orientation
  • Physical Filter Specifications
  • Pulse Dispersion
  • Reflected Laser Wavelengths
  • Reflected Wavefront Error
  • Reflection Band 1
  • Reflection Band 2
  • Reflection Band 3
  • Reflection Band 4
  • Reflection Band 5
  • Special use
  • Steepness
  • Substrate Type
  • Transmission
  • Transmission Band 1
  • Transmission Band 10
  • Transmission Band 11
  • Transmission Band 2
  • Transmission Band 3
  • Transmission Band 4
  • Transmission Band 5
  • Transmission Band 6
  • Transmission Band 7
  • Transmission Band 8
  • Transmission Band 9
  • Transmission Ripple
  • Transmission Value 1
  • Transmitted Laser Wavelengths
  • Transmitted Wavefront Error
  • Transverse Tolerance
  • General Filter Specifications
  • Angle of Incidence
  • Cone Half-angle
  • Optical Damage Rating
  • Physical Filter Specifications
  • Angle of Incidence
  • Bandpass
  • Beamsplitter maximum thickness
  • Blocking
  • Blocking Band 1
  • Blocking Band 10
  • Blocking Band 11
  • Blocking Band 12
  • Blocking Band 13
  • Blocking Band 14
  • Blocking Band 15
  • Blocking Band 16
  • Blocking Band 17
  • Blocking Band 18
  • Blocking Band 2
  • Blocking Band 3
  • Blocking Band 4
  • Blocking Band 5
  • Blocking Band 6
  • Blocking Band 7
  • Blocking Band 8
  • Blocking Band 9
  • Blocking band 15
  • Center Wavelength 1
  • Center Wavelength 10
  • Center Wavelength 11
  • Center Wavelength 2
  • Center Wavelength 3
  • Center Wavelength 4
  • Center Wavelength 5
  • Center Wavelength 6
  • Center Wavelength 7
  • Center Wavelength 8
  • Center Wavelength 9
  • Clear Aperture
  • Common Fluorophore Pair to Split
  • Cutoff Transition Width
  • Cuton Transition Width
  • Dichroic Beamsplitters
  • Dichroic Flatness
  • Dichroic Orientation
  • Edge
  • Edge Steepness
  • Edge Wavelength 1
  • Edge Wavelength 2
  • Edge Wavelength 3
  • Edge Wavelength 4
  • Edge Wavelength 5
  • Exciter Emitter Orientation
  • F1' Error
  • Flatness
  • GMBW 1
  • General Filter Specifications
  • Group Delay Dispersion
  • Group Delay Dispersion 1
  • Group Delay Dispersion 2
  • Guaranteed Minimum Bandwidth 1
  • Guaranteed Minimum Bandwidth 2
  • Guaranteed Minimum Bandwidth 3
  • Guaranteed Minimum Bandwidth 4
  • Guaranteed Minimum Bandwidth 5
  • Guaranteed Minimum Bandwidth 9
  • Laser Wavelength 1
  • Laser Wavelength 1 high
  • Laser Wavelength 1 low
  • Laser Wavelength 2
  • Laser Wavelength 3
  • Laser Wavelength 4
  • Laser Wavelength 5
  • Laser Wavelengths 1
  • Laser Wavelengths 2
  • Laser Wavelengths 4
  • Maximum Reflected Laser Beam Diameter
  • MercuryLine
  • Microscope Compatibility
  • Nominal Flatness
  • Notch Bandwidth 1
  • Optical Damage Rating
  • Optical Specifications
  • Orientation
  • Physical Filter Specifications
  • Pulse Dispersion
  • Reflected Laser Wavelengths
  • Reflected Wavefront Error
  • Reflection Band 1
  • Reflection Band 2
  • Reflection Band 3
  • Reflection Band 4
  • Reflection Band 5
  • Special use
  • Steepness
  • Substrate Type
  • Transmission
  • Transmission Band 1
  • Transmission Band 10
  • Transmission Band 11
  • Transmission Band 2
  • Transmission Band 3
  • Transmission Band 4
  • Transmission Band 5
  • Transmission Band 6
  • Transmission Band 7
  • Transmission Band 8
  • Transmission Band 9
  • Transmission Ripple
  • Transmission Value 1
  • Transmitted Laser Wavelengths
  • Transmitted Wavefront Error
  • Transverse Tolerance
  • Transverse Tolerance
  • Clear Aperture
  • Scratch-Dig
  • Substrate Type
  • Orientation
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