FS25.4x4.0 - Fiber Laser Protective Windows D25.4mm x T4.0mm  Broadband AR /AR@1064nm, Pack of 5

FS25.4x4.0 - Fiber Laser Protective Windows D25.4mm x T4.0mm Broadband AR /AR@1064nm, Pack of 5

  • $125.50
  • Save $369

Product Description: Fiber Laser Protective Windows, Pack of 5

APC PN: FS25.4x4.0 

Alternative PN: LLM011 - 2540S

Size: 25.4 mm x 4.1mm (D25.4 * T4.1)

OEM Reference Brand Name: Mitsubishi(R)

Description: Broadband AR 1030 - 1090 nm / AR/AR@1064nm


Pack of 5 units

  • Diameter: 25.4mm Thickness: 4.1mm
  • HQ Quartz Crystal: Irradiation-resistant, Stable Performance and Long Life, 
  • Low Scattering.
  • Lower Power Loss
  • Thin Film Coating Applied to Both Sides, High Damage Threshold (>15J/cm2)
  • Many part number available. Also we can manufacture base on customers specification  (customized parts).

Protective Windows:

The contamination of the focusing lens is one of the main for poor laser performance and potential down time. The laser cutting head are very sensitive to any type of contamination. American Photonics has the best quality of protective windows to protect the focusing lens against contamination.

Our protective window is a barrier (debris shield) between the lens and the metal sheet. To protect your investment 


All parts advertised for sale are made by or for American Photonics. 

Amada(R), Bystronic(R), Cincinnati(R), Mazak(R), Mitsubishi(R), Laserlab(R), Laserdyne Prima(R), Precitec(R), Strippit(R), Trumpf(R) and any other trademarks not owned by APC are registered trademarks of the respective owners with which they are associated.   APC is an independent site and company that is not affiliated with above-named manufacturers and the use of the names, trademarks and part numbers is for reference, identification and compatibility purposes only. 

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