Products/Services for ESDI Interferometer
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Interferometers - (105 companies)Interferometers measure distance in terms of wavelength and determine the wavelengths of light sources. They use two or more flat mirrors to split off or pick off beams from a light source such as a laser, lamp, or star. The beams are then combined...MeasurementOptical ConfigurationLight Source / Laser Type -
Wavefront Sensors - (9 companies)...and how far it is away from a normal focal spot, a wavefront can be approximated to determine whether it is normal or distorted. Quadriwave lateral shearing interferometer sensors make use of a diffractive grating that will cause four replicas...
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Semiconductor Metrology Instruments - (191 companies)Semiconductor metrology instruments are designed for wafer and thin film in-line inspection after semiconductor processing. They include capacitance gages, C-V systems, electron beam probes, ellipsometers, interferometers, I-V system, magnetometers... -
Optical Flats - (52 companies)Optical flats or test plates are polished surfaces that are used as references against the flatness of unknown surfaces for comparison. They use the property of interference to measure the flatness of a test surface. -
Etalons - (19 companies)Etalons are two flat glass plates separated by a parallel spacer, with the inner surfaces of the plates coated with a partially reflecting layer. -
Gyroscopes - (90 companies)Gyroscopes are designed to measure angular rate or orientation about a given directional vector.
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Linear Velocity Sensors - (70 companies)Linear velocity sensors measure the linear velocity of an object using either contact or non-contact techniques.
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Telescopes - (59 companies)Telescopes are lens assemblies designed to magnify and view distant objects.
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Nondestructive Testing (NDT) Supplies and Accessories - (196 companies)NDT supplies and accessories are components, ancillary equipment, standards, and consumable materials used in non-destructive testing (NDT).
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Pressure Sensors - (1185 companies)Pressure sensors include all sensors, transducers and elements that produce an electrical signal proportional to pressure or changes in pressure.
Product News
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Zygo Corporation
Interferometer Accessories . Reference Spheres. Mechanical. Mounts. Mount accessories. Output accessories. Vertical workstations. Radius of Curvature. Guide rail (manual). Encoded ROC. Interferometric ROC. More Information... For more information about the accessories listed above, please download the appropriate accessories guide and/or spec sheet... Laser Interferometer Accessory Guide (PDF). Transmission Spheres Specifications (PDF). Transmission Spheres Selection Guide (PDF). Interactive Transmission Sphere Selector (Excel... (read more) -
Micro-Epsilon Group
Interferometer for precise layer control The innovative IMS5200-TH white light interferometer from Micro-Epsilon opens up new perspectives in the nanometer-precise inline inline measurement of thin films. With a measurement rate of up to 24 kHz, the IMS5200-TH controller is ideally suited for dynamic industrial applications. Transparent materials with a coating thickness of 1 um to 100 um are detected by the high-precision IMP TH-26 sensor. The factory calibration of the sensor and controller enables nanometer-precise air gap... (read more)Browse Interferometers Datasheets for Micro-Epsilon Group -
Zygo Corporation
ZMI ™ Displacement Measuring Interferometers a variety of... * Laser Heads. * Interferometers & Optics. * Measurement Electronics. * Cables & Feedthroughs. This modular approach allows you to configure a system that best suits your needs by selecting the most appropriate components. As always, we're here to help; contact your local ZYGO sales representative to assist with the selections. (read more)Browse Semiconductor Metrology Instruments Datasheets for Zygo Corporation -
Pratt & Whitney Measurement Systems, Inc.
Our exclusive digital interferometer Labmaster Universal - Model 1000M. With a 40 inch (1016mm) direct reading range and an 80 inch (2032mm) capacity with optional probes, this laser-based Universal Measuring System is designed for high accuracy, ID/OD/SD* gage calibration and part measuring. Swivel, centering, tilt, and elevation knobs are all standard and easy to use. Features include laser interferometer, computer control, air bearings, bi-directional probes, constant measuring force, and flexible fixturing. These features... (read more)Browse Bore and ID Gages Datasheets for Pratt & Whitney Measurement Systems, Inc. -
Zygo Corporation
Verifire XL - Large-Aperture Interferometer This fully integrated system is easy to use, with a heavy duty tip/tilt stage that provides repeatable part placement without the need for custom fixturing. The compact footprint, with built-in vibration isolation, requires minimal production floor space. Vibration Robust. The Verifire XL system includes ZYGO's patented QPSI TM acquisition technology which enables reliable high-precision measurements in the presence of vibration. QPSI enables true on-axis surface form metrology, without... (read more)Browse Interferometers Datasheets for Zygo Corporation -
Micro-Epsilon Group
Nanometer Thickness Measurement for Films The IMS5400-TH white light interferometer is used for highly accurate thickness measurements from a relatively large distance. A decisive advantage here is the distance-independent measurement, where a nanometer-accurate thickness value is achieved even with moving objects. The large thickness measuring range allows the measurement of thin layers, flat glass and films. Since the white light interferometer works with an SLED in the near infrared range, thickness measurement of anti-reflective... (read more)Browse Interferometers Datasheets for Micro-Epsilon Group -
Micro-Epsilon Group
Non-Contact Thickness Measurement of Si Wafers The IMS5420-TH white light interferometer opens up new perspectives in the thickness measurement of monocrystalline silicon wafers. Thanks to the high performance SLED, the IMS5420-TH can be used for undoped, doped and highly doped SI wafers. The thickness measurement range extends from 0.05 to 1.05 mm. The measurable thickness of air gaps is even up to 4 mm. Maximum precision is essential in the production of semiconductor wafers. An important process step is the lapping of the silicon blanks... (read more)Browse Interferometers Datasheets for Micro-Epsilon Group -
Zygo Corporation
DynaFiz ® Dynamic metrology... with confidence. The new ZYGO DynaFiz® dynamic laser interferometer is a highly optimized optical instrument designed specifically for performing accurate metrology of optics in the presence of air turbulence and extreme vibrations. The high light efficiency of the DynaFiz® interferometer's optical system, combined with its long life, high power, HeNe laser source, enables operation at high camera shutter speeds that "freeze" vibration. This dynamic capability provides... (read more) -
Zygo Corporation
Position Metrology Systems Position Metrology Systems High precision non-contact solutions for stage position metrology applications. Stage Position Metrology System. The ZMI TM displacement measuring interferometer system precisely measures relative changes in distance to a target. The system uses heterodyne interferometry technology, making it insensitive to signal amplitude changes and therefore extremely stable and robust. OEM applications include optical lithography steppers and scanners, e-beam and laser mask... (read more)Browse Dimensional and Profile Scanners Datasheets for Zygo Corporation -
Zygo Corporation
Verifire ™ HDX UltraHigh Resolution Interferometry for Precise Mid-Spatial Frequency Characterization. ZYGO's new Verifire HDX interferometer is designed and built for mid-spatial frequency content characterization of extreme performance optical components and systems. The system includes all the great features of the popular Verifire HD - such as QPSI, and a long-life stabilized laser - and adds important enhancements like new best-in-class imaging and resolution for high instrument transfer function (ITF... (read more)Browse Interferometers Datasheets for Zygo Corporation
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Advanced wavefront sensing and control testbed (AWCT)
The AWCT optical alignment is done with the ESDI interferometer .
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Method for increasing the accuracy of wavefront reconstruction from a set of interferograms
For comparison, Fig. 7 shows a wavefront map of the same plate obtained with an Intellium Z100 Fizeau type phase shift interferometer ( ESDI , USA).
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The alignment and isostatic mount bonding technique of the aerospace Cassegrain telescope primary mirror
In this step, the ESDI H1000 interferometer , a 5-axis motorized stage system and a 2-axis rotation Gimbal are used.
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Production of 8.4m segments for the Giant Magellan Telescope
A separate vibration-insensitive interferometer from ESDI is mounted at its center of curvature and used to measure its figure at the same time we measure the GMT figure.
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Simultaneous phase-shifting interferometry based on high-speed CCD
4D Corporation10 and Intellium™ H1000 Fizeau phase-shifting interferometer of ESDI Corporation (during patent .
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Joint Propulsion Conferences > Optical Test of a Cooled Focal Plane Assembly in Hyper-Spectral Imager: Design, Integration, and Test of the HSI Prototype Devel...
In Figure 12, we have several low- cost Shack-Hartmann wave-front sensors and expensive ESDI H-2000 interferometer in our optical lab.
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ESDI Introduces Vibration Insensitive Point Diffraction Interferometer
ESDI Introduces Vibration Insensitive Point Diffraction Interferometer .
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Photonics Online Newsletter: Ultrafast Laser Spectrometer Measures Heat Flow Through Molecules
ESDI Introduces Vibration Insensitive Point Diffraction Interferometer .
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Features :: NASA Tech Briefs
The Z100 from ESDI (Tuscon, AZ) is a Fizeau interferometer with a four inch aperture.
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Features :: NASA Tech Briefs
The Z100 from ESDI (Tuscon, AZ) is a Fizeau interferometer with a four inch aperture.
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