カツラ・オプト・システムズ List of Products and Services

Leave non-contact precision angle measurement, including autocollimators, to us!

• Optical Measuring Instruments

Background of Development We developed this product in response to customer requests for an autocollimator with higher resolution than ultra-compact tilt sensors and equipped with an infrared laser. By narrowing the measurement range, we achieved high resolution. Since infrared light is invisible, we anticipated that initial alignment would be challenging, so we incorporated a visible red guide laser for development. Features 1. World-class high resolution (0.1 arcmin / 0.5 μrad) 2. Equipped with an infrared wavelength (1064 nm) laser 3. Equipped with a visible light (red 650 nm) guide laser

• Optical Measuring Instruments

Background of Development Is there a simple method to measure the parallelism of opposing surfaces? This product was developed in response to such customer requests. It is designed to be slim for installation in the gaps to be measured. This product solves the cumbersome process of measuring parallelism, replacing previous methods like pressure-sensitive paper that could not manage numerical values.

• Optical Measuring Instruments

Background of Development Is there a measuring device with higher resolution than ultra-small tilt sensors? This product was developed in response to such customer requests. The birth of an ultra-high-resolution sensor that surpasses our company's highest resolution of 1 arcsecond marks the beginning of a new world of measurement. Features - World-class high resolution (0.1 arcsecond / 0.5 μrad) - Processor and sensor are separated to accommodate various applications - Easy measurement with included software (for Windows)

• Optical Measuring Instruments

Background of Development We developed this product in response to customer requests for easier optical axis adjustment and inspection of lens barrels and C-mount equipped products used in machine vision cameras. We created a product that integrates the C-mount surface, allowing for stable measurement results by incorporating a reference surface, which enhances reliability and speeds up the workflow. Features - Industry's first integrated tilt sensor with C-mount - Measurement laser is emitted vertically from the center position to the flange surface of the C-mount - Compact and high-precision measurement

• Optical Measuring Instruments

Background of Development We wanted to measure the thickness of glass non-contactly. Is there a simple measurement method? This development was initiated based on such customer requests. Our company applies various non-contact measurement technologies for product development. The thickness measurement sensor is one of the products utilizing that technology. We have developed a product that measures non-contactly in under one second. Features - Reliable non-contact measurement with high-precision sensors - Self-calibration function (automatic origin determination) - Flexible construction tailored to the customer's products and applications Measurement light projection and receiving components can be integrated into devices, accommodating the integration of fixtures Both the size of the measurement object and the device can be manufactured according to customer requirements - Easy measurement with accompanying software (for Windows)

• Optical Measuring Instruments

Background of Development Is there a simple way to check the quality of lenses in the assembly process or defocused lenses? This product was developed in response to such customer requests. Conventional MTF testers and interferometers are limited to measuring focused lenses. However, our aberration checker uses patented technology to measure the aberrations of all types of lenses, including defocused ones. Features - Measurement method using patented technology [Patent No. 7519598] - Capable of measuring during the assembly process, for lens groups, and finished lenses, improving yield - No need for reference spherical surfaces or conversion lenses - Easy measurement with accompanying software (for Windows)

• Optical Measuring Instruments

Background of Development Measuring in constant temperature baths and vacuum chambers requires a lot of modifications and construction work, which takes a significant amount of time for setup. Is there a measuring device that can solve such problems? This product was developed in response to customer requests. By measuring from outside the constant temperature bath or vacuum chamber through glass, there is no need to manage the environmental performance of the measuring device, allowing for the development of an easy-to-use product. Features - Measurement from outside the constant temperature bath and vacuum device without any modifications to the equipment, and it is a non-contact measurement. - Compact and lightweight for easy setup. - Non-contact measurement ensures safety and security without damaging the measured object.

• Optical Measuring Instruments

Background of Development Is there an autocollimator equipped with blue or green wavelengths? This request from our customers led to the development of our product. We have developed a product that can flexibly accommodate wavelengths and beam diameters that were difficult to handle with conventional products. Features - Selectable wavelengths from blue to infrared - Optimization of beam diameter is possible (φ0.5 to φ8mm) - Optimization of light reception sensitivity is possible to accurately measure low-reflection and high-reflectivity measurement targets.

• Optical Measuring Instruments

Background of Development Is it possible to create a measuring device that can measure objects arranged in narrow intervals all at once? This was the request from our customers that led to our development. There is a method that involves branching a single light source to measure multiple locations using one receiving unit. However, our company has developed a product equipped with three light sources and three receiving units. This allows us to create a product that does not experience the phenomenon of overlapping spots at the receiving unit, which can cause measurement errors. Features - Simultaneous measurement at three locations - Three sensors operate independently, eliminating measurement errors and detection errors - Integrated sensor and processor

• Optical Measuring Instruments

Background of Development Is it possible to precisely measure the posture of distant objects? The resolution of displacement meters is insufficient. This product was developed in response to customer requests. We have integrated the sensor head and processor into a lightweight and compact design, and developed a product with high measurement speed. Features - Industry's first non-contact tilt measurement with a maximum range of 10m - Processor integration significantly reduces setup time - Easy measurement with included software (for Windows)

• Optical Measuring Instruments

Background of Development We want to measure various objects with wavelength dependence. Is there a simple measurement method available? This development was initiated based on such customer requests. The newly equipped auto-collimator with RGB lasers can emit multiple wavelengths along the same optical path. Therefore, there is no misalignment of the optical axes between the light sources. Additionally, by utilizing the wavelength characteristics of the light sources and branching the optical path, new measurement methods can be considered. Features - Uses three light sources (red, blue, green) with adjustable intensity - Filter holder that allows for the installation of any custom filter - Easy operation

• Optical Measuring Instruments

Background of Development Can we realize a compact autocollimator that can be easily integrated into devices? This development was initiated based on customer requests. We designed the sensor head in an extremely small size based on the specifications for the measurement range and working distance that were frequently requested. The control of the sensor is made possible through serial communication, resulting in the development of an unprecedented lightweight and compact product. Features - One of the smallest and lightest in the world - High sensitivity (capable of measuring reflectance of 0.5% or more) - Easy measurement with included software (for Windows)

• Optical Measuring Instruments

Background of Development In addition to inclination measurement using the autocollimator method, is it possible to simultaneously measure displacement? This displacement tilt sensor was developed in response to such customer requests. We have developed an easy-to-use product by integrating the sensor head and processor unit, and further miniaturizing and lightweighting it to simplify incorporation into devices. Features - Combining triangulation and autocollimator measurement methods into one - Integrated sensor and processor with high-speed measurement (1K data/s) - Simultaneous measurement of displacement and inclination [Patent No. 5330114]

• Optical Measuring Instruments

Background of Development Can we measure the OIS lens actuator of smartphone cameras with a single device? This request from our customers led to the development of our product. Traditionally, the measurement method involved using three laser displacement sensors for X, Y, and Z axes, and one autocollimator for tilt, which required installation space for four devices, alignment between sensors, and management, among other issues. To address these problems, we developed a product that combines the autocollimator method (tilt), triangulation method (height), and vision sensor (position). Features - Triangulation technology, position measurement technology, and angle measurement technology integrated into a single sensor - Excellent repeatability and high linearity accuracy - Wide working distance with high operability

• Optical Measuring Instruments

Background of Development Is it possible to measure the sensor-shift type OIS of smartphone camera modules with a single device? This development was initiated in response to such customer requests. The sensor-shift type OIS is characterized by having correction axes not only in the X-Y direction but also in the rotational direction. While there is a method using a high-speed 5-dimensional sensor and an autocollimator for measurement, it has issues such as requiring installation space for two devices, the need for alignment between sensors, and management challenges. Therefore, our company developed a product that combines the autocollimator method (tilt), triangulation method (height), and vision sensor (position) of the 5-dimensional sensor, along with a rotational angle detection optical system to solve these problems. Features - Integration of triangulation technology, position measurement technology, and 3-axis angle measurement technology into a single sensor - Excellent repeatability and high linearity accuracy - Wide working distance with high operability

• Optical Measuring Instruments

Background of Development We wanted to measure the tilt of objects that move at high speeds. A sampling rate of about 30 times per second is not fast enough for accurate measurements. Could we develop a faster measuring device? This need from our customers led to the development of our product. Instead of using a camera as the light detection device, we adopted a photodetector, achieving 10K sampling. This allows for various high-speed tilt measurements, such as measuring during the operation of smartphone camera module actuators and during the high-speed vibrations of laser projectors. Features - High-speed measurement (10K sampling) - Analog (±5V) measurement data output - Compact design, handheld size

• Optical Measuring Instruments

Background of Development Can we measure the highly inclined camera module actuators of smartphones? This request from our customers led to the development of our solution. We solved this problem by developing a displacement tilt sensor that achieves a wider angle of inclination measurement range than conventional methods. Features - Wide angle inclination measurement range - High-speed measurement (10K sampling) - Analog (±5V) measurement data output

• Optical Measuring Instruments

Background of Development Since numerical management is unnecessary, we developed an affordable and easy-to-use autocollimator that allows for visual confirmation based on customer requests. By integrating the display and eliminating complex electronic components, we created a product that keeps costs down. The measurement results are directly displayed on the screen built into the main unit, making it a straightforward product. Features - Screen-mounted visual confirmation - Lightweight - Compact design, fits in one hand

• Optical Measuring Instruments

Background of Development In addition to tilt measurement using the autocollimator method, we developed this product in response to customer requests for simultaneous displacement measurement. Originally, it was developed to measure the tilt that occurs when a hard disk head lifts, but it is now widely used for measuring autofocus (AF) actuators found in devices such as smartphones. Features - Simultaneous measurement of displacement and tilt [Patent No. 5330114] - Capable of simultaneous measurement of displacement and tilt from one direction with a single beam - High-speed measurement (10K sampling)

• Optical Measuring Instruments

Background of Development Can we measure the actuators of smartphone camera modules that have narrow apertures and long optical paths? This request from our customers led to our development. Conventional displacement tilt sensors were unable to measure objects with narrow apertures and long optical paths due to the shallow angle of the emitted beam. Therefore, we developed a product with a deeper angle of the emitted beam to solve this problem. Features - Capable of measuring objects located in recessed areas - High-speed measurement (10K sampling) - Analog (±5V) measurement data output

• Optical Measuring Instruments

Background of Development When using multiple measuring instruments, managing the sensor heads and processor units becomes complicated. We developed this product in response to customer requests for an integrated measuring device. Based on the frequently requested measurement range and working distance specifications, we integrated the processor and achieved high measurement speed. It has been developed in a compact size that can be embedded in devices. Features - Integrated sensor and processor - Compact, suitable for embedding in devices and fixtures - High-speed measurement (1.6K data/s)

• Optical Measuring Instruments

Background of Development Is it possible to create a measuring device that can measure wide-angle inclinations greatly exceeding a measurement range of ±1 degree? This ultra-wide-angle tilt sensor was developed in response to such customer requests. This product integrates the sensor head and processor unit, making it easy to embed in devices and resulting in a user-friendly product. Features - Integrated sensor and processor - Inclination measurement range of ±5 degrees, high-speed measurement (1.6K data/s) - Can be embedded in devices and fixtures

• Optical Measuring Instruments

Background of Development Is it possible to measure wide angles that greatly exceed the measurement range of ±1 degree? This product was developed in response to such customer requests. Conventional wide-angle measurements required the use of three displacement meters to measure the heights of three points and then convert those measurements into angles. However, this method required three displacement meters and sufficient installation space, as well as a certain size of the target object, making it impossible to measure small objects. Our company has solved this problem with a product that uses the autocollimation method. Features - Ultra-wide measurement range - High-speed measurement (10K sampling) - Analog (±5V) measurement data output

• Optical Measuring Instruments

Background of Development Is it possible to measure wide angles that greatly exceed a measurement range of ±1 degree? This product was developed in response to such customer requests. Conventional wide-angle measurements required the use of three displacement sensors to measure the heights of three points and then convert those into angles. However, this method necessitated three displacement sensors and sufficient installation space, making it impossible to measure small objects. Our company has solved this problem with a product that utilizes the autocollimation method. Features - Ultra-wide measurement range - High-speed measurement (10K sampling) - Analog (±5V) measurement data output

• Optical Measuring Instruments

We mainly use it for actuator inspection for smartphone camera modules and a wide range of product development. You can rely on us for autocollimators.

• Optical Measuring Instruments

Background of Development We developed a compact autocollimator that can be easily integrated into devices based on customer requests. We designed the sensor head to be extremely small based on the specifications for the desired measurement range and working distance. The sensor control is enabled via serial communication, resulting in a lightweight and compact product that has never been seen before. Features - One of the smallest and lightest in the world - High sensitivity (capable of measuring reflectivity of 0.5% or more) - Easy measurement with accompanying software (for Windows)

• Optical Measuring Instruments