 고 에너지용 유전체 박막 코팅

 다양한 중심 파장 및 기판(substrate) 사용 가능

 펄스 폭 > 130 fs에 대응한 설계

Specifications

Product Code

TLM1

Coating Technology

Electron beam multilayer dielectric

Adhesion and Durability

Per MIL-C-675C.

Insoluble in lab solvents.

Clear Aperture

≥85% of central diameter

Angle of Incidence

0° or 45° options

Reflectivity

Angle of Incidence 0°: R≥99.0%

Angle of Incidence 45°:

R≥98.5% for p-polarization

R≥99.0% for unpolarized

R≥99.5% for s-polarization

Damage Threshold

Pulsed:

3.0 J/cm2, 7 nsec, 20 Hz @ 266 nm

5.0 J/cm2, 10 nsec, 20 Hz @ 532 nm

0.55 J/cm2, 50 fsec, 50 Hz @ 800 nm

20 J/cm2, 20 nsec, 20 Hz @ 1064 nm

Continuous Wave: 10 MW/cm2 @1064 nm

Bandwidth Tolerance

0/–10% typical

Center Wavelength Tolerance

±3%

Substrate Material

λ<450 nm: UV-grade fused silica

λ≥450 nm: N-BK7 glass

S1 Surface Figure

λ/10 @ 633 nm before coating

S1 Surface Quality

10-5 scratch and dig

S2 Surface Quality

Commercial polish

Concentricity

≤0.05 mm

Radius Tolerance

±0.5%