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THz元件

詳細介紹

太赫茲元件

產品列表：

Golay Cell探測器
太赫茲掃描法布里-珀涉儀
太赫茲脈沖輻射的電光探測器
射頻熱探測器ТАD-1
THz低通濾波片(THz Low Pass Filters)
THz帶通濾波片(THz Bａnd Pass Filters)
THz偏振片(THz Polarizers)
THz衰減器(THz Attenuators)
THz窗口片(THz Windows)
THz透鏡(THz Lenses)
THz棱鏡(THz Prisms)
THz波片(THz Waveplates)
THz消色差偏振轉換器(THz Broad-bａnd Phase Transformers)
THz光譜分光片(THz Spectral Splitters)
THz分光片(THz Beam Splitters)
THz反射鏡(THz Mirrors)
THz衍射光學元件(THz Diffractive Optical Elements)
THz增透膜(THz AR Coatings)
THz材料(THz Materials)

Golay Cell探測器：

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

太赫茲掃描法布里-珀涉儀

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

太赫茲脈沖輻射的電光探測器

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

射頻熱探測器ТАD-1

Parameter	Value
Detector window diameter, mm	20.0
Duration of the registered microwave impulses, ns	1–500
Frequency range of the registered microwave impulses, GHz	3–300
Repetition frequency of the registered microwave impulses, kHz	up to 5
Microwave impulse peak output, MW	1–500
Recommended microwave radiation power flux density, W/cm2	50–1×10⁴
Operating temperature, °C	5–45
Storage temperature, °C	0–60
Air humidity, %	5–85
Overall dimensions (L×W×H), mm	105×60×60
Weight, kg	0.35

THz低通濾波片(THz Low Pass Filters)

Part Number Designation for Tydex Low Pass Filter LPF <frequency, THz>-<aperture, mm>	Cutting wavelength, λ_c, 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衰減器(THz Attenuators)

Operating wavelenth range, μm	40 ÷ >1000
Quality of wheels in the mount, pcs.	5
Quality of attenuation grades, pcs.	4
Transmission tolerance of attenuator element, % of nomanal value	+/- 10
Damage threshold, W/cm²	several 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透鏡(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 棱鏡

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消色差偏振轉換器(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光譜分光片(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反射鏡(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衍射光學元件(THz Diffractive Optical Elements)

Parameters	Type of DOE
Parameters	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