The material is Crown and BK-7! Used for applications such as beam compression and beam expansion.
We would like to introduce the "Plano-Concave Cylindrical Lens" that we handle. This lens has a negative focal length and is used in applications such as beam compression and beam expansion when combined with a plano-convex cylindrical lens. We also accept custom orders for anti-reflective coatings and other specifications. Please feel free to contact us when you need assistance. 【Specifications】 ■Material: Crown, BK-7 ■Refractive Index ・Crown: 1.5230/nd, 1.5251/ne ・BK-7: 1.51680/nd, 1.51872/ne ■Design Wavelength: 587.6nm (d line) *For more details, please download the PDF or feel free to contact us.
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basic information
【Tolerance】 ■Diameter Ф: +0mm/-0.2mm ■Length Tc: ±0.2mm ■Center thickness Tc: ±0.5mm ■Focal length: ±5% ■Surface quality: MIL60-40 *For more details, please download the PDF or feel free to contact us.
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Applications/Examples of results
【Usage】 ■ Focusing light into a line ■ Laser line generator, etc. (When used in conjunction with a plano-convex cylindrical lens) *For more details, please download the PDF or feel free to contact us.
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Company information
This is an optical manufacturer with over 110 years of history, originating from Sugita Glass Instrument Store founded by Tōtarō Sugita in 1906 (Meiji 39). The main business is the research and manufacturing of glass, and for many years, it has supplied a wide variety of glass products to various fields. In 1982, the company changed its name to Sugito Co., Ltd. and promoted business expansion, designing, developing, manufacturing, and selling optical elements such as optical lenses and prisms, glass products like special lenses and magnifying glasses, as well as optical products and components including macro zoom lenses, microscopes, various scopes, and inspection equipment. Additionally, in 1993, a factory was newly established in Thailand to enhance the production capacity of glass products and lenses. The company keeps standard optical elements and lens systems in stock at all times and can sell from a single unit. It also handles the design, development, and manufacturing of optical elements and lens systems according to customer requests, so please feel free to inquire.
