FILTER PRODUCTS

to
to
to
to
to
to

Beam Positioning Sensors

Suruga Seiki Laser Autocollimator is a non-contact angle and tilt measurement device using a laser. H350 Series is a compact, handy type model with 3 different measurement range option (C050:+/-0.5 deg, C100:+/-1.0 deg & C175:+/-1.75 deg) by built in red LED (650nm). External light source can also be measured.

Specifications

Wavelength Range: 640-660nm
Sensor Size (Vertical): 40 mm
Sensor Size (Horizontal): 50 mm
Usable Beam Size Range: φ1-φ6mm
Position Resolution: - um
...
Data Sheet
A complete solution for fast and extremely accurate beam positioning. The system measures both optical beam position and power. The system offers high frequency optical beam positioning, with update rate of up to 30 KHz (for the 9x9mm PSD) and up to 60 KHz (for the 4x4mm PSD). The system measures both CW and pulsed beams, the ...

Specifications

Wavelength Range: 350-1100nm
Sensor Size (Vertical): 4 mm
Sensor Size (Horizontal): 4 mm
Usable Beam Size Range: 0.05-3mm
Position Resolution: 1 um
...
Data Sheet
Precise USB2.0 device combining the functionality of autocollimator and alignment telescope.The Autocollimator enables high precision measurement of angular reflections from mirror surfaces. Our precise Electronic Autocollimator has high resolution measurement capability down to 0.01 arc sec or 0.05 µrad, with clear aperture of 62 ...

Specifications

Wavelength Range: 650-1060nm
Sensor Size (Vertical): 12 mm
Sensor Size (Horizontal): 12 mm
Usable Beam Size Range: 1-62mm
Position Resolution: -- um
...
Data Sheet
The system performs simultaneous measurements of centration (in µm), angular deviations (in mRad) of the beam with respect to the outer housing or tube, as well as absolute power. The system measures CW beams, and offers portable, fast and accurate beam alignment solution. The usable beam size is up to 22.5mm and the angle ...

Specifications

Wavelength Range: 350-1100nm
Sensor Size (Vertical): 9 mm
Sensor Size (Horizontal): 9 mm
Usable Beam Size Range: 1-22.5mm
Position Resolution: 2 um
...
Data Sheet
AngleMeter LA measures laser beam deviations with respect to housing (in mRad), by monitoring the beam angle in two orthogonal directions. The new instrument meets customer’s requirements for a variety of optical testing, both for laboratory and production floor. Equipped with a large input aperture lens and a high-accuracy detection ...

Specifications

Wavelength Range: 350-1100nm
Sensor Size (Vertical): -- mm
Sensor Size (Horizontal): -- mm
Usable Beam Size Range: 0-25mm
Position Resolution: -- um
...
Data Sheet
AngleMeter measures laser beam deviations with respect to the housing (in mrad) by monitoring the beam angle in two orthogonal directions. The new instrument meets the customers\' needs for a variety of optical tests, both for laboratory and productions floors. Equipped with a large input aperture lens and high-accuracy detection ...

Specifications

Wavelength Range: 350-1100nm
Sensor Size (Vertical): 4 mm
Sensor Size (Horizontal): 4 mm
Usable Beam Size Range: 1-47mm
Position Resolution: -- um
...
Data Sheet
AngleMeter measures laser beam deviations with respect to the housing (in mrad) by monitoring the beam angle in two orthogonal directions. The new instrument meets the customers\' needs for a variety of optical tests, both for laboratory and productions floors. Equipped with a large input aperture lens and high-accuracy detection ...

Specifications

Wavelength Range: 350-1100nm
Sensor Size (Vertical): 4 mm
Sensor Size (Horizontal): 4 mm
Usable Beam Size Range: 1-47mm
Position Resolution: -- um
...
Data Sheet
AngleMeter measures laser beam deviations with respect to the housing (in mrad) by monitoring the beam angle in two orthogonal directions. The new instrument meets the customers\' needs for a variety of optical tests, both for laboratory and productions floors. Equipped with a large input aperture lens and high-accuracy detection ...

Specifications

Wavelength Range: 350-1100nm
Sensor Size (Vertical): 9 mm
Sensor Size (Horizontal): 9 mm
Usable Beam Size Range: 1-47mm
Position Resolution: -- um
...
Data Sheet
AngleMeter measures laser beam deviations with respect to the housing (in mrad) by monitoring the beam angle in two orthogonal directions. The new instrument meets the customers\' needs for a variety of optical tests, both for laboratory and productions floors. Equipped with a large input aperture lens and high-accuracy detection ...

Specifications

Wavelength Range: 350-1100nm
Sensor Size (Vertical): 4 mm
Sensor Size (Horizontal): 4 mm
Usable Beam Size Range: 1-47mm
Position Resolution: -- um
...
Data Sheet
AngleMeter measures laser beam deviations with respect to the housing (in mrad) by monitoring the beam angle in two orthogonal directions. The new instrument meets the customers\' needs for a variety of optical tests, both for laboratory and productions floors. Equipped with a large input aperture lens and high-accuracy detection ...

Specifications

Wavelength Range: 350-1100nm
Sensor Size (Vertical): 4 mm
Sensor Size (Horizontal): 4 mm
Usable Beam Size Range: 1-47mm
Position Resolution: -- um
...
Data Sheet
AngleMeter measures laser beam deviations with respect to the housing (in mrad) by monitoring the beam angle in two orthogonal directions. The new instrument meets the customers\' needs for a variety of optical tests, both for laboratory and productions floors. Equipped with a large input aperture lens and high-accuracy detection ...

Specifications

Wavelength Range: 350-1100nm
Sensor Size (Vertical): 4.7 mm
Sensor Size (Horizontal): 3.4 mm
Usable Beam Size Range: 1-47mm
Position Resolution: -- um
...
Data Sheet
A complete solution for fast and extremely accurate beam positioning. The system measures both optical beam position and power. The system offers high frequency optical beam positioning, with update rate of up to 30 KHz (for the 9x9mm PSD) and up to 60 KHz (for the 4x4mm PSD). The system measures both CW and pulsed beams, the ...

Specifications

Wavelength Range: 350-1100nm
Sensor Size (Vertical): 9 mm
Sensor Size (Horizontal): 9 mm
Usable Beam Size Range: 0.05-8mm
Position Resolution: 1 um
...
Data Sheet
The system offers real time measurement of laser displacements with update rate of up to 30 KHz (for the 9x9mm PSD) and up to 60 KHz (for the 4x4mm PSD) and resolution of 1 um. Special high resolution versions with limited dynamic range are offered: up to +/- 0.1 um for the 4x4mm and up to +/- 0.2um for the 9x9mm PSD. The system ...

Specifications

Wavelength Range: 350-1100nm
Sensor Size (Vertical): 9 mm
Sensor Size (Horizontal): 9 mm
Usable Beam Size Range: 0.05-8mm
Position Resolution: 1 um
...
Data Sheet
The system offers real time measurement of laser displacements with update rate of up to 30 KHz (for the 9x9mm PSD) and up to 60 KHz (for the 4x4mm PSD) and resolution of 1 um. Special high resolution versions with limited dynamic range are offered: up to +/- 0.1 um for the 4x4mm and up to +/- 0.2um for the 9x9mm PSD. The system ...

Specifications

Wavelength Range: 350-1100nm
Sensor Size (Vertical): 4 mm
Sensor Size (Horizontal): 4 mm
Usable Beam Size Range: 0.05-3mm
Position Resolution: 0.5 um
...
Data Sheet

Frequently Asked Questions

Beam Positioning Sensors (BPS) are devices that accurately measure and control the position of laser beams or other light sources. They are vital in applications that require high precision, such as scientific research, manufacturing, and medical procedures.

BPS operate by detecting the spatial location of a light beam on the sensor's surface. The most common types, Quadrant Photodiodes and Position Sensing Detectors (PSDs), calculate the position based on differences in light intensity or induced current.

BPS are used in a wide range of applications including scientific research (especially in photonics and high-energy physics), industrial manufacturing (laser cutting, welding), and the medical sector (laser surgeries and imaging).

When choosing a BPS, consider the wavelength sensitivity to ensure compatibility with your light source, resolution and dynamic range for measurement accuracy, linearity for consistent readings, and response speed for applications where the beam position changes rapidly.

Quadrant Photodiodes are divided into four segments and determine beam position based on differences in light intensity between the segments. PSDs have a resistive layer and calculate position based on the ratio of induced currents when the light beam hits the surface.

Yes, BPS are extensively used in the medical field, particularly in laser surgeries and imaging. They ensure the precise positioning and control of laser beams, which is crucial for the safety and effectiveness of various medical procedures.

Calibration of a BPS involves using a known reference position to align the sensor. This process can vary depending on the sensor type and manufacturer. It is important to follow the manufacturer's guidelines and recommendations for calibration procedures.

Yes, BPS can be used with various types of lasers, including diode lasers, fiber lasers, and CO2 lasers, among others. However, it's crucial to ensure that the sensor's wavelength sensitivity is compatible with the wavelength of the laser being used.

Resolution is the smallest change in position that a BPS can detect. High resolution is important in applications that require precise measurement and control of beam position, as it allows for the detection of minute changes in the position of the light beam.

Beam Positioning Sensors can be purchased from various suppliers specializing in photonics and laser equipment. Additionally, they can be bought online through websites that specialize in scientific and industrial equipment, or directly through manufacturers.

Beam Positioning Sensors: Mastering Precision in Light Analysis

Precise control of laser beams is an indispensable aspect in various technological applications. Beam Positioning Sensors (BPS) are at the forefront of this precision, ensuring accuracy in scientific research, manufacturing, and medical procedures. This technical summary delves into the fundamental aspects of BPS, guiding you through their functionality, types, and key considerations for selection, equipping you with the insights needed to harness the full potential of these remarkable devices.

Introduction

Beam Positioning Sensors (BPS) are specialized devices that play a critical role in measuring and controlling the position of laser beams or other light sources. With applications ranging from scientific research to industrial manufacturing and medical procedures, these sensors are indispensable in ensuring high precision and efficiency. In this summary, we delve into the technical aspects of Beam Positioning Sensors, exploring their functionality, types, applications, and selection criteria.

Functionality and Principle

Understanding the Core: Beam Positioning Sensors operate by detecting the spatial location of a light beam as it strikes the sensor's surface. The primary objective is to provide real-time data on the position of the beam, which can be used to align and stabilize it accurately. Commonly, BPS work on the principle of either photodetection through quadrant photodiodes or analog position sensing detectors (PSDs).

Quadrant Photodiodes: Quadrant Photodiodes are sensors divided into four separate segments. The position of the beam is determined by calculating the difference in light intensity between these quadrants. The sensor outputs a voltage that is proportional to the position of the beam, allowing for precise measurement and control.

Position Sensing Detectors (PSDs): Position Sensing Detectors are analog devices that consist of a resistive layer. When a light beam hits the surface, it induces a current that is proportional to the distance from the contacts. The position is calculated based on the ratio of the currents, providing continuous readings of the beam's position.

Key Applications

Scientific Research: In scientific research, particularly in photonics and high-energy physics, beam positioning sensors are used to align and monitor laser beams and particles. They are essential in experiments where exact positioning is crucial for data accuracy.

Industrial Manufacturing: In industries, BPS are widely employed in laser cutting, welding, and marking systems. They ensure the laser beam is precisely positioned, leading to higher quality and consistency in manufacturing processes.

Medical Sector: The medical field uses beam positioning sensors in laser surgeries and imaging. Precise control of the laser beam is necessary to ensure the safety and effectiveness of procedures.

Selecting the Right Sensor

Wavelength Sensitivity: When choosing a beam positioning sensor, it is vital to ensure that the sensor is sensitive to the wavelength of the light source in use. Different sensors have varying levels of sensitivity across the spectrum.

Resolution and Dynamic Range: Resolution is the smallest change in position that a sensor can detect, while dynamic range refers to the range over which the sensor can accurately measure the position. Depending on the application, you may need a sensor with a high resolution or a large dynamic range.

Linearity and Response Speed: Linearity reflects how well the sensor’s output corresponds to the actual position of the beam. Response speed, on the other hand, is the rate at which the sensor can provide readings. For dynamic applications where the beam position changes rapidly, a higher response speed is necessary.

Conclusion

Beam Positioning Sensors are fundamental in applications that demand high precision and control of light beams. Understanding the working principles, knowing the different types of sensors, and recognizing the key selection criteria are essential in choosing the right BPS for your application. Whether in scientific research, industrial manufacturing, or medical procedures, these sensors are instrumental in achieving efficiency and accuracy.

Did You know?

Did you know that Beam Positioning Sensors (BPS) are integral to the groundbreaking advancements in laser technology? BPS devices are specialized in precisely tracking the position of laser beams, making them essential for applications where laser alignment is crucial. Notably, they are utilized in particle accelerators, where scientists use them to monitor and control the positions of high-energy particle beams. This is vital for ensuring collisions occur at the intended locations. Additionally, in the medical field, laser surgeries such as LASIK for vision correction rely heavily on BPS for exactitude and safety. These sensors are not one-size-fits-all; there are various types, including Quadrant Photodiodes and Position Sensing Detectors (PSDs), each serving different requirements. It’s also noteworthy that selecting the appropriate BPS involves considering wavelength sensitivity, resolution, dynamic range, and response speed. As laser technology continues to evolve, Beam Positioning Sensors will remain at the forefront, empowering industries and researchers with the precision needed to innovate and improve lives.