Cascade Optical Corporation

Cascade Optical Corporation has more than 35 years of expertise in custom vacuum-deposited thin-film coatings, specializing in IAD, low temp, low stress coatings for laser crystals and fiber optics. We supply custom components in prototype and production quantities. Cascade Optical is ISO and MIL SPEC compliant.


Custom Thin-Film Specialists
• Spectral range covers deep-UV 0125 µm to far IR 25 µm
• High laser damage > 10’s GW/cm^2 Rep rates as high as 1 kHz
• Coating that withstands T> 800°C
• Protected Ag and Au passes severe abrasion and adhesion
• AR and BBAR

Edge, Notch, BP, BS, Mirror, & ND
• Hot-Cold-Mirrors-BS-BP-AR
• NightVision Displays (OD 5)
• Covert Mirrors
• Color Filters-Gobos

Low Temp Coatings < 85°C
• Glass And Fiber Connectors
• Polycarbonate Lenses
• Ferrule and Bare Fiber Ends
• Cemented Lenses

Metal Coatings
• Au, Al, Ag, Cu, Pt
• Enhanced Au, and Ag
• Non-Polarizing BS
• Induced Transmission Filters

Electrically Conductive Thin Films
• ITO And IMITO
• Low Ohm High Transmittance
• EMI Shielding
• Cr-Ni-Au Bus Bars

Plano Optical Fabrication
• Ultra-Flat (λ/20)
• RMS down to 3Å
• // to ±1 arc-sec over Ø 3”
• Ø 3 – Ø 305 mm

Equipment and Facilities
• Class 100 and 10 clean rooms
• PE950, Shimazu FTIR IR Affinity-1
• WYKO 400 with 6” attachment
• Laser/Environmental Test Lab