太赫兹元件

产品列表：

Golay Cell探测器
太赫兹扫描法布里-珀罗干涉仪
太赫兹脉冲辐射的电光探测器
射频热探测器ТАD-1THz
低通滤波片(THz Low Pass Filters)
THz带通滤波片(THz Band Pass Filters)
THz偏振片(THz Polarizers)
THz衰减器(THz Attenuators)
THz窗口片(THz Windows)
THz透镜(THz Lenses)
THz棱镜(THz Prisms)
THz波片(THz Waveplates)
THz消色差偏振转换器(THz Broad-band Phase Transformers)
THz光谱分光片(THz Spectral Splitters)
THz分光片(THz Beam Splitters)
THz反射镜(THz Mirrors) 
THz衍射光学元件(THz Diffractive Optical Elements)
THz增透膜(THz AR Coatings)
THz材料(THz Materials) 


Golay Cell探测器：









Golay Cell Detector

GC-1P

GC-1T

GC-1D

Material

HDPE

TPX

Diamond

Wavelength

18-8000μm

0.3-6.5μm & 13-8000μm

0.4-8000μm

Application

MIR & THz Radiation

UV-NIR & THz Radiation

VIS & THz Radiation

Diameter of Entrance Cone

11.0mm

Diameter of Entrance Window

6.0mm

Recommended Detector Power

1×10^-5W, THz Attenuators (ATS-5-25.4 & ATS-5-50.8) for Higher Power

Modulation Frequency

15±5Hz

Noise Equivalent Power

Typ. 1.4×10^-10 W√Hz1/2, Min. 0.8×10^-10 W√Hz1/2

Opical Responsivity

Typ. 1×10^5 V/W, Max. 1.5×10^5 V/W

Response Rate

Typ. 30ms, Min. 25ms

Dimension

126×45×87mm

Weight

0.8kg

 

太赫兹扫描法布里-珀罗干涉仪

Specification

Value

Operational frequency range, THz

0,1-15

Free spectral range, THz       

0,01-1,8

Spacing between mirrors, mm

0-9,5 

Spacing setting accuracy, μm

± 1.25 

Optical axis height, mm

110

Free aperture, mm

52

Dimensions (LxHxW), mm

232х151х120

Mass, kg

5,0

 

太赫兹脉冲辐射的电光探测器

Model of the EOD

EOD-NIR

EOD-MIR

EO optical pair crystal – photodiode

ZnTe – Si

CdTe – InGaAs

Signal radiation wavelength, nm

600–1100

1100­­–1700

Signal radiation spectral width(Full width at half maximum /FWHM/), nm

11–20

Spectral sensitivity, THz

0.1–4

Signal radiation impulse duration, fs

<120

Signal-carrying beam power, mW

1–20

Minimal required power of THz radiation, nW

1

Lock-in amplifier modulation frequency, Hz

15–250000

Lock-in amplifier gain

100–30000

Lock-in amplifier time constant, s

0.003–10

Operating temperature, °C

5–45

Storage temperature, °C

0–60

Air humidity, %

5–85

Voltage, V

110 / 220

Frequency, Hz

50

Power consumption, W

18

EOD overall dimensions (L×W×H), mm

268.0×82.0×42.5

Weight, kg

0.8

 

射频热探测器ТАD-1

ParameterValueDetector window diameter, mm20.0Duration of the registered microwave impulses, ns1–500Frequency range of the registered microwave impulses, GHz3–300Repetition frequency of the registered microwave impulses, kHzup to 5Microwave impulse peak output, MW1–500Recommended microwave radiation power flux density, W/cm250–1×104Operating temperature, °C5–45Storage temperature, °C0–60Air humidity, %5–85Overall dimensions (L×W×H), mm105×60×60Weight, kg0.35

 

THz低通滤波片(THz Low Pass Filters)

Part Number Designation 
for Tydex Low Pass Filter 
LPF -

Cutting wavelength, 
λc, µm

Max transmittance 
of pass band, %

Damage threshold, W/cm2,CW

LPF23.4-24

13

92

7

LPF23.4-35

LPF23.4-47

LPF23.3-24

13

94

7

LPF23.3-35

LPF23.3-47

LPF23.1-24

13

91

7

LPF23.1-35

LPF23.1-47

LPF14.3-25

21

95

7

LPF14.3-35

LPF14.3-47

LPF10.9-24

27.5

73

8

LPF10.9-35

LPF10.9-47

LPF8.8-24

34

80

8

LPF8.8-35

LPF8.8-47

LPF5.5-24

55

83

8

LPF5.5-35

LPF5.5-47

LPF4.3-24

70

82

8

LPF4.3-35

LPF4.3-47

LPF4.0-24

75

82

8

LPF4.0-35

LPF4.0-47

LPF3.2-24

94

81

8

LPF3.2-35

LPF3.2-47

 

THz偏振片(THz Polarizers)  

Polyethylene Polarizers

Substrate material

Hard polyethylene (HDPE)

Spectral range, μm

>= 7

Typical operation aperture, mm

25

Standard holder size at typical aperture, mm

D34.9 x 7.9

Maximal operation aperture, mm

100*

Grooves per mm

1200

Transmission efficiency K1 (average), %

70 - 80

Transmission of unwanted radiation K2 , %

<1 @ 8 μm 
<0.1 @ 30-1000 μm

Degree of polarization (K1-K2)/(K1+ K2 ), %

>98 @ 8 μm 
>99.5 @ 30-1000 μm

Extinction ratio E=K1/(2 x K2)

35-40 @ 8 μm 
350-400 @ 30-1000 μm

 

THz衰减器(THz Attenuators)

Operating wavelenth range, μm40 ÷ >1000Quality of wheels in the mount, pcs.5Quality of attenuation grades, pcs.4Transmission tolerance of attenuator element, % of nomanal value+/- 10Damage threshold, W/cm2several hundreds

 

THz窗口片(THz Windows)

Material

HRFZ-Si

Type

plano-plano

Available sizes, mm

to 150

Diameter or cross-cut tolerance,mm

+0.0 /-0.1

Thickness tolerance, mm

 +/0.1

Clear apperture, %

>=90

Parallelism, arc. min 

3

Surface quality, scr/dig

60/40

Surface accuracy, mm

+/-0.01 deviation from ideal plane

Coating

AR coatings upon request


THz透镜(THz Lenses)

Material

TPX

Type

plano-convex, bi-convex

Available diameters, mm

to 100

Diameter tolerance, mm

+ /-0.25

Claer aperture, %

>=90

EFL tolerance (for lenses), %

+/- 1

Surface quality (two-sided polishing), scr/dig

80/50

Surface accuracy, mm

+/- 0.01 deviation from ideal sphere and plane

 

THz 棱镜

Material

HRFZ-Si

Dimension tolerance, mm

+ /-0.2

Angle tolerance, arc. min

+/-30

Surface quality polished surfaces, scr/dig

80/50

Surface quality of ground surfaces, Ra

2.5

Surface accuracy, mm

+/- 0.01 deviation from ideal plane


THz波片(THz Waveplates)

Retardation type, λ

½, ¼

Operation wavelength range, μm

30—1000

Material

THz grade crystalquartz

Orientation

X-cut

Orientation tolerance, arc. min.

±10

Standard dimensions, mm

20×20, 50×50

Maximal dimensions, mm

60×60

Dimensions tolerance, mm

±0.25

Thickness tolerance, µm

±5.0

Clear aperture, %

≥90

Parallelism, arc. min.

5

Surface quality, scr/dig

60/40

TWD, λ@633nm

½


THz消色差偏振转换器(THz Broad-band Phase Transformers)


  THz Achromatic Polarization Converter 

  THz Achromatic Wave Plate

Retardation

L/4

L/4

Operating wavelength range, um

60-300 or specified by customer

60-95 or specified by customer

Ellipticity tolerance, %

+/- 3 or specified by customer

+/- 10 or specified by customer

Clear apertura, mm

25 (standart) or <25 (upon request)

25 (standart) or <25 (upon request)

Holder

conventional optical component mount or rotator

conventional optical component mount or rotator


THz光谱分光片(THz Spectral Splitters)


Splitter Type

NIR-THz spectral splitter

MIR-THz spectral splitter

Material of substarate

- HRZF-Si
- THz-grade crystal quartz

Dimensions tolerance, mm

+/-0.25

Clear aperture, %

90

Surface quality, scr/dig

60/40

Surface accuracy, mm

+/-0.01 deviation from ideal plane

Coating

High-reflection dielectric coating (R>90%) @ 730-860 nm

High-reflection dielectric coating (R>90%) @ 9-11µm  

Angle of incidence, arc. grad.

 45


THz分光片(THz Beam Splitters)


Single-pass THz Beam Splitter  

Multi-pass THz Beam Splitter 

Material

HRFZ-Si

Type

plano-plano

Available sizes, mm

to 150

Diameter or cross-cut tolerance,mm

+0.0 /-0.1

Thickness tolerance, mm

 +/0.1

Clear apperture, %

>=90

Parallelism, arc. min 

3

5

Surface quality (two-sided polishing), scr/dig

60/40

Surface accuracy, mm

+/-0.01 deviation from ideal plane

1






THz反射镜(THz Mirrors)

Material of substrate

BK7

Type

plano-plano

Dimensions tolerance,mm

+/-025

Clear apperture, %

>=90

Surface quality of polished surfaces, scr/dig

 40/20

Surface quality of ground surface, Ra

2.5

Surface accuracy, λ@633nm

1/2

Coating

protected gold

Thickness of gold layer, nm

~400


THz衍射光学元件(THz Diffractive Optical Elements)

Parameters

  Type of DOE

  THz Fresnel lens  

  THz beam divider

  Material

  HRFZ-Si

  HRFZ-Si

  Mechanical diameter, mm

  to 55

  to 55

  Optical diameter, mm

  to 50

  to 50

  Thickness, mm

  1

  1

  Operating wavelength range, µm

  60-250

  60-250

  Diffraction efficiency*, %

  40

  80

  Coating

  two-side antireflection

  two-side antireflection