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Yuqi Scientific Instruments (Shenzhen) Co., Ltd

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    7th Floor, No. 7, Lane 1, Huishi Street, Songhe Community, Longhua Street, Longhua District, Shenzhen City

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OSI Prince Phase Difference Elliptical Polarization Measurement Device in Stock

NegotiableUpdate on 05/07
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OSI Prince Measurement KOBRA-HB/KOBRA-HBPR Phase Difference Elliptical Polarization Measurement Device in Stock $r $nOSI Prince Measurement Phase Difference Elliptical Polarization Measurement Device in Stock

Product Details

OSI Prince Phase Difference Elliptical Polarization Measurement Device in Stock

OSI Prince Phase Difference Elliptical Polarization Measurement Device in Stock



KOBRA-HB (Basic Standard) KOBRA-HBPR (Elliptical Polarization) KOBRA-HBSPC (Spectral Full Spectrum)


KOBRA-HB Series Phase Difference/Elliptical Polarization Measurement Device






Oji Keisoku (OSI Prince Measurement) KOBRA-HB Series Phase Difference/Elliptical Polarization Measurement Device Product Introduction

KOBRA-HB is the new generation of Prince MeasurementUltra wide range, high precision, compact designOptical birefringence/phase difference/ellipsometry measuring instrument, specializing in2nm~20000nm full range coverageIt is compatible with three major measurement modes: conventional phase difference, elliptical polarization, and spectral dispersion. It is specially designed for the research and production line quality control of optical films, polarizers, liquid crystals, semiconductors, and polymer materials. It is a comprehensive upgrade of the KOBRA-W series.

1、 Core Measurement Principle (Three in One Technology)

Using the prince measurement polarization optical scheme, three high-precision measurements can be achieved on one machine:
  1. Parallel Nicol rotation method (standard mode)High speed measurement within the planePhase difference (Re), azimuth angle (φ), birefringence (Δ n)Suitable for large-scale mapping and rapid sampling

  2. Rotating Polarizer Method (Elliptical Polarization Mode, HBPR): Obtained by one rotationEllipticity ψ, phase difference ΔCalculate film thickness, refractive index, extinction coefficient, and adapt to semiconductor/optical coatings

  3. Parallel Nicol spectroscopy (spectral mode, HBSPC)Continuous spectrum of 400~800nm, measuredWavelength dispersion characteristics (Re - λ)Analyze the dispersion behavior of multilayer films, liquid crystals, and optical films

2、 Core models and configurations (three main models)

model KOBRA-HB (Basic Standard) KOBRA-HBPR (Elliptical Polarization) KOBRA-HBSPC (Full Spectral Analysis)
core functionality Phase difference, azimuth, birefringence Phase difference+elliptical polarization (ψ/Δ), film thickness/refractive index Phase difference+full spectrum dispersion (400-800nm)
Measure wavelength 450/500/550/590/630/680nm (6-band LED) Same standard 6 bands 400~800nm continuous spectroscopy
Measure the light spot 5.8mm angle (33mm ²) 5.8mm angle 0.8mm (micro area point measurement)
sample stage Fixed vertical incidence Tilt rotating table (0-60 ° oblique incidence) Tilted rotary table+spectral path
Applicable scenarios Conventional optical film, polarizing plate, stretch film, internal stress detection Semiconductor thin films, optical coatings, liquid crystal cells, multilayer films Wavelength dispersion, microregions, ultra-thin films, complex optical materials

3、 Core technical parameters (high-precision indicators)

  • Phase difference rangeBelow 2nm to 20000nm(Full range without blind spots, covering ultra-thin to ultra thick samples)

  • Phase difference resolution0.001nmRepeatability (3 σ):≤0.03nm(150nm standard plate, 590nm)

  • Azimuth resolution0.001°Repeatability (3 σ):≤0.005°(High precision orientation angle)

  • light sourceLong life LED (lifespan>20000 hours), maintenance free, no need to replace lamp, stability far exceeds traditional halogen/mercury lamps

  • sample sizeMaximum 100 × 100mm, thickness ≤ 3mm; large opening design, can be directly inserted into polarizing plates and large films

  • Device dimensionsW300 × D700 × H500mm (40% reduction in volume compared to KOBRA-W, saving space)

  • Measuring speedSingle point measurement<1 second; High speed scanning in mapping mode

4、 Core advantages (compared to KOBRA-W series)

  1. Breakthrough in ultra wide rangeFrom ultra-low Re (below 2nm) to ultra-high Re (20000nm), one device covers all birefringent samples without the need for multiple devices to switch

  2. Accuracy and stabilityImproved azimuth/phase difference resolution, minimal long-term drift, suitable for 24-hour continuous quality control on production lines

  3. Maintenance free LED light sourceLifespan>20000 hours, no consumables, no preheating, tested immediately upon startup, significantly reducing operation and maintenance costs

  4. Compact large openingSmaller volume, larger sample opening, compatible with large/thick sheets, suitable for both laboratory and production lines

  5. Three in one multifunctionalStandard/Elliptical Polarization/Spectral Three Modes, Meeting All Needs from Basic Detection to Research and Development

  6. Software and AutomationSpecialized analysis software that automatically calculates Re/φ/Δ n/ψ/Δ, generates mapping graphs, dispersion curves, and exports data; Support automatic sampler selection

5、 Applicable samples and typical applications

Applicable samples
  • Optical films: PET/PI/COP/LCP/PC, phase difference film, polarizing plate, compensation film, stretch film

  • Display/LCD: LCD cell, TFT, OLED optical layer, polarizing component

  • Semiconductor/Coating: Dielectric thin film, optical coating, photoresist, multilayer film

  • Polymer/glass: plastic sheets, glass internal stress, fibers, composite materials, transparent sheets

Typical Applications
  1. Optical film research and development: optimization of stretching process, evaluation of orientation uniformity, birefringence/phase difference control, thermal shrinkage analysis

  2. Display panel quality control: detection of polarizer/LCD cell phase difference, rotation angle, and oblique incidence characteristics

  3. Semiconductor/Coating: Analysis of Film Thickness, Refractive Index, Extinction Coefficient, and Multilayer Film Structure

  4. Material failure analysis: investigation of internal stress, birefringence anomalies, and orientation defects

6、 System composition and selection

  • Standard configuration: Host (LED light source+polarizing optical system+rotating table), dedicated analysis software, standard calibration plate, sample fixture

  • Core optional:

    • Automatic sampler (continuous measurement of batch samples, 20-50 pieces)

    • Tilted rotary table (0-60 ° oblique incidence, measuring angle dependence)

    • Micro spot module (0.8mm in diameter, measured locally)

    • High temperature sample stage (room temperature~150 ℃, birefringence measurement at high temperature)

    • Data export/PLC docking/production line monitoring module

7、 Ecological linkage with Prince Measurement

can be paired withMOA-8000 molecular orientation analyzer (microwave method, measuring opaque/thick samples)Combining, buildingOptics+MicrowaveThe dual method full dimensional birefringence/orientation analysis scheme covers all sheet materials, including transparent/opaque and thin/thick.

8、 Procurement channels

Welcome industry customers and partners to inquire and negotiate cooperation:

Yuqi Scientific Instruments (Shenzhen) Co., Ltd

Special Manager: ¹⁵⁸¹⁵⁵⁵⁰⁹⁹⁸ (Lin)

Address: Yuqi Science, 7th Floor, E-commerce Group, No. 906 Longhua Street, Longhua New District, Shenzhen, Guangdong Province

#Oji Keisoku OSI Prince Measurement China Agent Tamazaki Scientific Instruments (Shenzhen) Co., Ltd