National Photo Color 4 inch pellicle

Product Description

National Photo Color 4-inch Pellicle – ST-LQ-UNC (New)

This high-quality pellicle beamsplitter provides an ideal solution for applications requiring minimal ghosting and beam displacement, featuring a thin nitrocellulose membrane mounted in a rigid aluminum frame.

Key Specifications:

• Size: 4-inch diameter

• Type: Low-Q (ST-LQ), Uncoated (UNC)

• Transmission: ~92% (typical for uncoated)

• Reflection: ~8% (front and rear surfaces)

• Thickness: ~2-5 microns (typical pellicle)

• Frame: Anodized aluminum

Condition:

✅ NEW IN PROTECTIVE CASE
✅ MEMBRANE INTACT – NO DAMAGE
✅ ORIGINAL MANUFACTURER PACKAGING
✅ INCLUDES HANDLING INSTRUCTIONS

Applications:

• Laser beam sampling and monitoring

• Interferometry and optical testing

• Microscope illumination systems

• Low-power laser beam splitting