Thorlabs PF10-03-P01 Protected Silver Mirror

📐 Optical Specifications

• Diameter: 1.0″ (25.4 mm) with a tolerance of +0.0 / −0.1  

• Thickness: 6.0 mm (0.24″) ±0.2 mm 

• Reflectance:

  • Average reflectance > 97 % in the 450 nm to 2 µm range.

  •  95 % for 2–20 µm spectral range 

• Surface Flatness: λ/10 at 633 nm, Surface Quality: 40‑20 scratch‑dig.

• Parallelism: <3 arcmin.

• Clear Aperture: >90 % of diameter 

⚡ Damage Threshold & Coating

• Coating: Protected silver with an SiO₂ overcoat to reduce oxidation and enhance durability

• Laser Damage Threshold:

  • Pulsed: ~0.225 J/cm² at 800 nm (99 fs pulse), ~1 J/cm² at 1064 nm (10 ns pulse).

  • CW: up to 500 W/cm at ~1.07 µm, and ~1500 W/cm at 10.6 µm