Nd: YLF Description
Nd:YLF stands for Neodymium-Doped Yttrium Lithium Fluoride. It is a laser crystal that has been doped with neodymium ions (Nd3+). Nd:YLF crystals are used as gain media in solid-state lasers.
Nd:YLF crystals are valued for their ability to produce high-quality laser beams in the infrared (IR) region of the electromagnetic spectrum. They are used in a variety of applications, including Medical Applications, Scientific Research, Materials Processing, and Remote Sensing.
Nd: YLF Specifications
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Standard Dopant
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1.1±0.1%
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Wavefront Distortion
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<λ/4 per inch @633nm
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Parallelism
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<10 arc seconds
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Perpendicularity
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<5 arc minutes
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Chamfer
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0.13±0.07mm@45°
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Surface Quality
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10/5(MIL-PRF-13830B)
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End Coating
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R<0.15%@1047/1053nm
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Surface Flatness
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λ/8@632.8nm
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Notes:
1. To inquire or order a finished crystal, please provide the specifications as listed above. For most applications, we only need to know the following:
1) Nd-dopant concentration; 2) Sizes; 3) Surface quality; 4) Coating.
2. For special requests, please provide detailed specifications for evaluation and fabrication.
Nd: YLF Applications
1. Medical Applications:
· Ophthalmology: Nd:YLF lasers are used in procedures like LASIK (Laser-Assisted In Situ Keratomileusis) for vision correction, as they can precisely reshape the cornea.
· Dermatology: They are employed for tattoo removal, skin resurfacing, and various dermatological treatments due to their ability to target specific pigments and tissues.
2. Scientific Research:
· Ultrafast Lasers: Nd:YLF lasers are crucial in ultrafast laser systems, facilitating research in fields like spectroscopy, microscopy, and materials science.
· Pump Lasers: They serve as efficient pump lasers for generating high-energy pulses in optical parametric oscillators (OPOs) and other laser systems used in research laboratories.
3. Materials Processing:
· Marking and Engraving: Nd:YLF lasers are used for precision marking and engraving on materials like metals, ceramics, and plastics.
· Microfabrication: They are employed in microfabrication processes, including cutting, drilling, and micromachining.
4. Remote Sensing:
· LIDAR (Light Detection and Ranging): Nd:YLF lasers are used in LIDAR systems for atmospheric studies, remote sensing, and topographic mapping, helping in environmental monitoring and research.
Nd: YLF Packing
Nd:YLF (Neodymium-doped Yttrium Lithium Fluoride) are securely packaged in moisture-resistant, anti-static, and shock-absorbing materials. Custom packaging options, such as cleanroom packaging, are also available for sensitive applications.
Nd: YLF FAQs
Q1 What are the lasing wavelengths of Nd:YLF?
Nd:YLF lasers operate at the following key wavelengths:
- 1047 nm: For linearly polarized light
- 1053 nm: Preferred for high-energy systems, such as inertial confinement fusion
- 527 nm (via frequency doubling): For green laser applications
Q2 Is Nd:YLF suitable for Q-switched lasers?
Yes, Nd:YLF is ideal for Q-switched laser systems due to its long fluorescence lifetime and natural polarization. This allows for efficient generation of high-energy, short pulses.
Q3 Are Nd:YLF lasers suitable for frequency conversion?
Yes, Nd:YLF lasers can be combined with nonlinear crystals, such as KTP or BBO, for frequency doubling or tripling to generate wavelengths like 527 nm (green) or UV light for specialized applications.
