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Electric lighting crystal: LiNbO3 (Lithium niobate) Light source ：semiconductor laser Wavelength 650nm； Power≥2.5mW； Guide：1000mm Polarizerφ：20mm Quarter-wave plate Crystal bias voltage：0~400V（Digital display ）, alternating internal modulation signal voltage ：0-40VPP Frequency 1KHZ （Continuously adjustable）
This experimental system is divided into sets of transmit and receive two parts, launched in part by the 650 nm semiconductor lasers, semiconductor white light-emitting diodes and LD, LED measurement of composition; Receiving part by the photosensitive resistors, transistors and optoelectronic devices and power-measuring instrument composed of This set of experimental system divides into launches and receives two parts, the launch partially by semiconductor laser 650nm, miconductor white light...
Optical waveguide detecting instrument 1、 collimating and splitting device ： beam aperture ： 1.2~1.5mm（ after expanding the parallel light） Focus of auxiliary lens ：100mm 2、 Goniometric rotating-disk： Goniometric range:360° Minimum scale:6" Goniometric precision: ≤±15" 3、 photoelectric detecting system: Alignment accuracy of zero angle: ≤±10" Alignment accuracy of m-line synchronous angle:±20"
Measurement the relationship between photosensitive resistance’s voltage and photocurrent 。 Measurement the relationship between photosensitive resistance’s illumination and photocurrent。 Guide length: 980mm; Condenser lens caliber：φ20mm；Photosensitive resistance：GL7516
Wavelength：407.2~3200 nm ；focal ：F=344.4mm，Wavelength range ：210~3200nm；Resolution：0.6nm, Wavelength accuracy：1nm；
focal ：F=329mm，Wavelength range ：400~706.5nm； Resolution ratio：0.6nm(With precision slit）, Wavelength accuracy：1nm；
Resolution ratio of Monochromator:0.6nm Magnetic field strength:0-9000GS， Digital display deflection angle＜90°
It can observe (shoot/ Cameras) nine obvious Zeeman splitting of spectral lines; F-P-caliber Qualcommφ40mm, Quartz spacer thickness: 2.2±0.10mm, Magnetic induction intensity：0~13000 gauss，Central wavelength λ=546.1nm.
The use of white light interference interferometer principle, the precise determination of transparent thin thickness and refractive index. Light Source20W can be adjusted continuously. Thin flake:φ30, Thickness: D=0.4—0.7mm.
Telescope Magnification:30x Effective aperture of objective:42mm Viewing angle:1°26' Apparent distance constant:X100 Minimum apparent distance:1m
Good quality Single-slit Diffractometer Minimum relative error of monochromatic wave length: ≤5% Diffraction fringe:at least ten fringes can be observed on each side Amplification of telescope:8x Effective aperture of objective: ≥26mm Viewing angle:1°30'
Good quality Altimeter Resolution Optical Experiment Measuring range: ≤1000mm Scale value:0.02mm Telescope magnification：30X
Good quality Abbe refractometer Resonance frequency of ultrasonic transducer:35～45KHz Reading accuracy:0.01mm Measuring error:1%(in air) Minimum scale:0.01mm
Good quality Digital displaying polarimeter Measuring range of optical rotation:±180° Minimum scale:0.05
Resonance frequency of ultrasonic transducer:35～45KHz Reading accuracy:0.01mm Measuring error:1%(in air) Minimum scale:0.01mm
Light source: CO2 laser Resonance frequency of ultrasonic transducer: 1.7MHz Principle: ultrasonic stationary waves produce ultrasonic grating in the liquid that laser beam passes through, so the sound speed in the liquid can be measured indirectly.
Good quality and low price Spectroscope object lens focal length:168mm Clear aperture:φ22mm Amplification ratio: 7x Scale range:0～360° Scale division:30' Vernier reading accuracy:1' Adjustable range of slit:0～2mm
New design Reading Microscope Measuring range:0～50mm Amplification ratio:30x Micrometer drum scale:0.01mm Accuracy of measurement:0.015mm amplification ratio: 30X Adjustable 45 ° reflector；Adjustment of optical system uses Helical gears meshing，new type Anti-skid device，never decline
Reading Microscope demonstration teaching equipment Lens f=8mm，TV420lens,1/4 inch，Measuring range：0-50mm；Measuring scale 0.01mm；Measurement accuracy：≤0.015mm， Configure CCD monochrome monitors（Including spectrometer）； Otherwise Configuring color CCD monitors need to plus 2,000 Yuan.
Good quality Focometer instrument Parallel light tube: focal length: 550mm aperture ratio: 1:10 Measurement microscope: Objective magnification times: 5X,10X,30X adjust range: longitudinal direction: 30mm transverse direction: 260mm vertical: 15mm rotation: ±10° Guide length: 1520mm
Specifications level measuring instrument:aluminum alloy frame,oxidized surface level measuring instrument 1. Aluminum "" Aluminium alloy frame,powder surface. 2. 3 pcs of acrylic vial indicate level,plumb and 45°,tolerance of accuracy: 0.057°=1mm/m;3. ABS plastic part shockproof4. Milled finish on datum edge 5. You can choose more size from...
Specifications level measuring instrument:aluminum alloy frame,oxidized surface level measuring instrument 1. Aluminum "" Aluminium alloy frame,powder surface. 2. 3 pcs of acrylic vial indicate level,plumb and 45°,tolerance of accuracy: 0.057°=1mm/m;3. ABS plastic part shockproof4. Milled finish on datum edge 5. You can choose more size from...
Specifications Ultrasonic measuring instrument 1. To metery,you are word 2. Small size portable weight 3. Fluid temperature Packaging & Shipping Packaging Detail: In carton or as customers requirement Delivery Detail: 2-3 weeks after we get pay
Specifications level measuring instrument:aluminum alloy frame,oxidized surface level measuring instrument 1. Aluminum "" Aluminium alloy frame,powder surface. 2. 3 pcs of acrylic vial indicate level,plumb and 45°,tolerance of accuracy: 0.057°=1mm/m;3. ABS plastic part shockproof4. Milled finish on datum edge 5. You can choose more size from...
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Ms. carol Dong
Tel:86-431-85543703
Fax:86-431---88634119
Mobile Phone:+8613894866263
Email:sales@encoders.com.cn
Address:333Feiyue Donglu, Changchun City, Jilin Province. China, Changchun, Jilin
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