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Coating design and R&D capability
Coating capacity in large volume
Coating analysis and measurement capabilities
LIDT Measurement Capability & Service
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% |
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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 |
|
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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