We measure the radius of curvature and sag amount with high precision contact methods. Both convex and concave surfaces are possible.
This is a device for measuring the curvature radius and sag amount with high precision for quantitative evaluation in mass production environments focused on spherical mirrors and lenses. Depending on measurement accuracy and size, you can choose from the following three models: - Spectrometer Compact - SuperSpherotronic HR - UltraSpherotronic
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basic information
【Main Features】 ○ The contact ring uses ruby balls with a sphericity of less than 0.1μm. ○ By equipping a high-precision linear encoder, it can measure sag amounts with a detection accuracy of less than 1μm. ○ Suitable for both convex and concave surfaces. ○ The ruby balls are calibrated at NIST (National Institute of Standards and Technology USA) and come with a traceability certificate. 【Specifications】 ○ Measurement range: Convex surface +2.5mm to ∞ / Concave surface -4mm to ∞ ○ Lens outer diameter: φ5 to 50mm ○ Linear encoder: Accuracy ±1μ / Stroke 15mm ○ Measurement accuracy: <0.05% ● For more details, please contact us or refer to the catalog.
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Company information
As a de facto standard in the field of optics, we are appreciated worldwide. Additionally, our optical measurement services are utilized by many optical manufacturers and other machinery manufacturers, supporting their research and development activities. At TRIOPTICSGROUP, we are engaged in the research and development of various new products and can meet all needs in the measurement field. Please feel free to contact us with any inquiries related to measurements.