Glass Wedges for Dispersion Fine Tuning

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Specifications

Materials: Calcium Fluoride, Fused Silica
Center Thickness (Calcium Fluoride): 14 mm
Center Thickness (Fused Silica): 1.4mm, 2.0mm
Wedge Angle (Calcium Fluoride And Fused Silica)): 4 deg
Surface Quality (Calcium Fluoride): < lambda/6, S/D<60-40
Surface Quality (Fused Silica): < lambda/10, < lambda/4
Bandwidth: 300 - 1500 nm, uncoated for use under Brewster angle
For Use With (Calcium Fluoride): DCM7
For Use With (fUSED SILICA): DCM9, DCM10, DCM12
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Features


  • Material Options: Available in Calcium Fluoride (CaF₂) and Fused Silica, providing high optical transmission and excellent performance across a broad wavelength range.

  • Center Thickness: Available in center thicknesses of 1.4 mm, 2.0 mm, and 14 mm, offering flexibility for various applications and ensuring precise control of dispersion.

  • Dimensions: Offered in different sizes: 35 x 20 mm for smaller setups, 50 x 25 mm for larger systems, providing versatile configurations to suit different optical systems.

  • Wedge Angle: Each wedge pair features a 4° wedge angle, ideal for fine dispersion control in pulse compression setups.

  • Surface Quality: The wedges exhibit exceptional surface quality: < λ/6 surface flatness for minimal optical distortion. S/D < 60-40 (Calcium Fluoride) and < λ/10 (Fused Silica) ensuring high precision and minimal scattering.

  • Broadband Compatibility: These wedges cover a wide bandwidth from 300 nm to 1500 nm, making them suitable for a variety of laser systems and applications.

  • Uncoated for Brewster Angle Use: The wedges are uncoated, ideal for use under Brewster’s angle to minimize reflection losses in high-precision systems.

  • Compatibility with DCMs: Designed for use with DCM7, DCM9, DCM10, and DCM12 dispersion compensating mirrors, ensuring seamless integration and optimal performance in dispersion compensation setups.

Applications


  • Pulse Compression: These glass wedges are perfect for fine-tuning dispersion in pulse compression systems, enabling sharper, more efficient pulse delivery in laser systems.

  • Laser Dispersion Compensation: Ideal for use in high-power laser systems where dispersion compensation is critical, especially in setups with DCM mirrors.

  • Optical Parametric Amplification (OPA): Used in OPA systems to help manage dispersion and optimize the temporal characteristics of the output pulses.

  • Ultrafast Laser Systems: These wedges are excellent for femtosecond and picosecond laser systems, where precise dispersion tuning is essential to maintaining pulse integrity and quality.

  • Spectroscopy: Useful in spectroscopic applications where dispersion tuning is needed to optimize the wavelength range and improve measurement accuracy.

  • High-Precision Metrology: Employed in optical metrology systems that require high precision for measurements of time, wavelength, and phase, ensuring the pulse shapes remain consistent.