
( Brand: Thorlabs ), ( Part Type: Mirror Laser ), ( Manufacturer Part Number: PF20-03-P01 )
The Thorlabs PF20-03-P01 protected mirror is an essential component for applications involving ultrafast lasers. Designed for use with pulsed laser systems, this mirror offers superior reflection and damage threshold, making it an ideal choice for high-power laser applications.
The mirror is made of zinc sulfide (ZnS) coated on a high-quality fused silica substrate. Zinc sulfide is a widely used material for reflecting ultraviolet and near-infrared wavelengths due to its high reflectivity and excellent damage threshold. This coating provides reflection across a broad wavelength range of 200-1100 nm, with a peak reflection of over 99.5%.
The mirror's protective layer is a thick, scratch-resistant coating that shields the sensitive ZnS coating from physical damage. This coating is essential in applications where the mirror may be exposed to high-energy laser pulses or other potentially damaging environments.
The PF20-03-P01 mirror has a flatness of
The mirror comes with a protective cap to prevent contamination and damage when not in use. The cap attaches securely to the mirror using a bayonet mount, ensuring a reliable and stable connection.
In summary, the Thorlabs PF20-03-P01 protected mirror is a high-performance, durable solution for applications requiring reflection of ultrafast lasers across a broad wavelength range. Its thick protective coating and scratch-resistant design offer excellent damage resistance, while its large size and CAD CAM compatibility provide flexibility for various beam sizes and optical configurations.
a. Designed for Ultrafast Lasers: This mirror is specifically engineered to withstand the intense pulses and high energy densities of ultrafast lasers.
b. High Reflectivity: It offers excellent reflectivity in the near-infrared region, making it suitable for use with laser systems in this wavelength range.
c. Protected Coating: The mirror's protected coating ensures that the coating is not easily damaged during handling or installation, preserving its reflectivity and performance.
d. High Damage Threshold: The PF20-03-P01 mirror boasts a high damage threshold, ensuring it can withstand the intense energy pulses of ultrafast lasers without being permanently damaged.
e. Low Absorption: This mirror has a low absorption coefficient, which minimizes the amount of energy absorbed during each laser pulse, helping to maintain the mirror's reflectivity and longevity.
2. Cons:a. Limited Wavelength Range: Although the mirror is suitable for near-infrared wavelengths, it may not perform optimally for lasers with wavelengths outside of this range.
b. Cost: The PF20-03-P01 mirror is a specialized component designed for ultrafast lasers, and as such, it comes with a higher price tag compared to standard mirrors.
c. Size and Weight: Depending on the specific mirror size required, the weight and size of the PF20-03-P01 mirror may make it more challenging to integrate into certain laser systems or applications where compactness is essential.
Conclusion:The Thorlabs PF20-03-P01 protected mirror is an excellent choice for applications involving ultrafast lasers in the near-infrared wavelength range. Its high reflectivity, protected coating, high damage threshold, low absorption, and robust design make it a reliable and durable component for such systems. However, its limited wavelength range, cost, size, and weight may be drawbacks for some applications.
Recommendation:If you are working with an ultrafast laser system in the near-infrared wavelength range and require a mirror with high reflectivity, excellent damage threshold, and low absorption, the Thorlabs PF20-03-P01 protected mirror is an excellent investment. However, if your laser system operates outside the near-infrared range, or if compactness is a priority, you may want to consider alternative mirror solutions. Always ensure that the mirror is compatible with your specific laser system and application before making a purchase.
For information on how to clean mirrors and other optics, visit our Optic Cleaning Tutorial. When working with silver mirrors, follow standard practices for handling optics. Avg > 95% for 2 - 20 m. Thorlabs PF20-03-P01 - 2 Protected Silver Mirror for Ultrafast Lasers: Diameter: 2.0 50.8mm.
Thickness: 12.0mm 0.47. Latex gloves or similar protective coverings are recommended to prevent oil and other residues on the users fingers from reaching optical surface. Fingerprints, contact with abrasive surfaces, and environments high humidity or temperature will diminish the effectiveness of protective overcoat leaving silver coating susceptible to oxidation degradation. Silver coated mirrors offer the highest reluctance in visible-NIR spectrum of any metallic mirror, while also offering high IR.
Care and Handling. Company Information. Silver mirrors should be used and stored in areas at room temperature with minimal humidity. Substrate: Fused Silica.
Even with such precautions, care should be taken not to touch the mirrored face or edges. Silver Coating Highly Reflects in Visible and NIR Pornographic > 97% for 450 NM - 2 m;. Though the overcoat helps to protect silver from tarnishing, high humidity environments should be avoided.