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Optical Glass Ball (High-Precision Ball Lens)

Tsubaki Nakashima Co., Ltd. (Official website)

High-precision glass ball lenses used in optical communications and other applications. Sales contact: Natsume Optical Co., Ltd.

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Specifications

Machined dimension φ0.5~φ8 mm
Grade Range G3~G10
Optical surface accuracy (He-Ne) λ/2 or more
Wear Degree (S-BSL7) 94 Ha
Wear Degree (TAF3) 60 Ha

Description

High-precision ball lenses used as preforms for aspherical lenses, optical communications, and other applications. Hemispherical lenses can also be manufactured through additional processing. Glass types are based on S-BSL7 and TAF3.

Features

  • Economical glass type (S-BSL7) with chemical and thermal stability
  • High refractive index in the NIR range (TAF3)

Applications

  • Optical communications
  • Preforms for aspherical lenses

FAQ

Q. What are the processing dimensions and grade range of the Optical Glass Ball (High-Precision Ball Lens)?
A. Processing dimensions are φ0.5 to φ8 mm, and the grade range is G3 to G10.
Q. What glass types are available for the Optical Glass Ball (High-Precision Ball Lens)?
A. The glass types are based on S-BSL7 and TAF3. S-BSL7 is an economical glass type with chemical and thermal stability, and TAF3 has a high refractive index in the NIR range.
Q. What applications is the Optical Glass Ball (High-Precision Ball Lens) used for?
A. It is used for optical communications and preforms for aspherical lenses. Hemispherical lenses can also be manufactured through additional processing.
Q. What are the optical surface accuracy and wear resistance of the Optical Glass Ball (High-Precision Ball Lens)?
A. Optical surface accuracy (He-Ne) is λ/2 or better. The wear value is 94 Ha for S-BSL7 and 60 Ha for TAF3.

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