A parallel plane substrate with a surface precisely polished from glass material.
An optical flat refers to a parallel plane substrate that has been precisely polished on the surface of glass material. It is also used as a high-precision flat window material for lasers, but is typically used as an ideal plane (reference plane) for comparative reference against an unknown polished surface in terms of flatness (surface accuracy).
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basic information
【Features】 ○ When a precision polished surface is overlaid on a surface of unknown flatness (the specimen), a pattern of bright and dark fringes is formed. ○ These fringes, known as interference fringes in optics, visually represent the state of the flatness of the specimen through the resulting interference fringe pattern. ○ The magnitude of the flatness is determined by the spacing between adjacent interference fringes and the amount of deviation (curvature) from the straight line of each individual interference fringe. ● For other functions and details, please contact us.
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Applications/Examples of results
【Application】 ○ For surface accuracy measurement 〇 Also serves as a high-precision optical window with very high surface accuracy ● For other functions and details, please contact us.
Company information
Our company was founded with the purpose of "creating grinding equipment that utilizes the troubles and know-how known only to those who make." We have focused on "demonstrating what can be achieved with that equipment (contract processing)." To make effective use of our equipment, we also offer technical guidance upon request. We will continue our efforts to solve the common troubles known among those who polish, and we kindly ask for your continued support.