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Key Specifications

Anti-reflection Coating

● High transmittance at target wavelength range? ??

● Low reflection? ??

● From DUV to Infrared band

● Low absorption at PPM level? ??

● High damage threshold? ??

● Customizable

Coating Category	Wavelength Range(nm)	AOI (°)	Reflectance (%)
UV single wavelength AR? coating	266	0-15°	R < 0.2%
UV single wavelength AR? coating	355	0-10°	R < 0.2%
DUV AR coating	247-250	0-15°	R < 0.2%
Broadband AR coating	380-480	0-30°	R < 0.5%
Dual wavelength AR coating	355+532	0-15°	R < 0.5%
Dual wavelength AR coating	532+1064	0°	R < 0.2%
Broadband AR coating	770-1070	0-30°	R < 0.5%
Broadband AR coating	1530-1570	0-20°	R < 0.2%
Broadband AR coating	1700-2500	0-30°	R < 0.5%

High-reflection Coating

● High reflection at target wavelength range and incident angle

●?Metal and dielectric medium can be selected? ??

● High damage threshold? ??

● Customizable

Coating Category	Wavelength Range(nm)	AOI (°)	Reflectance (%)
Single wavelength HR? coating	355	45°	> 99.5%
Single wavelength HR? coating	266	45°	> 99.5%
Dual wavelength HR coating	343/532	40°	> 60%/99%
Dual wavelength HR coating	633/1064	45°	> 80%/99.5%
Broadband HR coating	440-540	0°	> 99.5%
Broadband HR coating	630-690	40°-50°	> 99%
Broadband HR coating	1020-1085	43-47°	> 99.8%
Broadband HR coating	1450-1550	44-46°	> 99.5%

Beam Splitter Coating

● Metal and dielectric medium can be selected? ??

● Customizable

Coating Category	Wavelength Range(nm)	AOI (°)	Technical Specification
Metal-dielectric beam splitter	850±5	0°	T:R=1:1
Single beam splitter	1064	0°	T/R=40/60; T/R=50/50; T/R=30/70
Broadband beam splitter	500-700	0°	T/R=50/50
Flat polarization beam splitter	1064	56°	Tp > 95%;? Rs > 99%;? Tp/Ts>100:1
Prism polarization beam splitter	532	45°	Tp > 98%;? Rs > 99.5%;? Tp/Ts>1000:1
Flat depolarization beam splitter	532	45°	T/R=48:48; \|Rs-Rp\| < 5%
Prism depolarization beam splitter	700-1000	45°	T/R=45:45; \|Rs-Rp\| < 5%

Filter Coating

●?High passband transmittance? ??

● High stability? ?

● Customizable

Coating Category

Technical Specification

Cut-off filter

Passband transmittance T > 90%

The cut-off range can be based on customer requirements

Cut off depth OD3

Band-pass filter

CWL: 488nm/905nm/1064nm/1545nm/1575nm

FWHM:10nm-200nm

Peak transmittance > 75%; Cut off depth OD3

The cut-off range can be based on customer requirements

Coating Test Capability?

?Instrument	Measurement items	Reference	?Instrument	Measurement items	Reference
Spectrophotometer Carry 7000 193~3300nm	Angle adjustable transmission spectrum measurement Stepless angle reflection spectrum measurement； Diffuse reflection capability	ISO 9211-2	Cross hatch adhesion test	Coating adhesion?	ISO 9211-4
Coating absorption tester	Coating weak absorption?@532nm，1064nm	ISO 11551	Constant temperature and humidity box	Hot and damp test?	ISO 9022-2
LIDT test platform	355nm,?532nm,?1064nm pulsed laser damage threshold measurement	ISO 11254-2:2001	Climate Chamber	Temperature cycling test	ISO 9022-2
Coating hardness tester	Coating hardness test	ISO 15184	Friction resistance tester	Coating friction resistance test	ISO 9211-4
Water bath	Coating solubility test Boil optics @160°C & 1atm	ISO 9211-4	Laser heating up test platform	Temperature rise test?	Simulate actual application conditions

LIDT Measurement Capability & Service

LIDT Measurement Capability

● Wavelength: 355nm/532nm/1064nm

● Laser mode: Pulsed

● Frequency: 10Hz

● Pulse width: 10ns

● Pulse number: 200

LIDT testing service

● Report available within 3 days after receiving sample

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