Technology / product information

The Achromatic Lens is an optical component designed by combining convex and concave lenses with different refractive indices. It corrects chromatic and spherical aberrations, delivering clear optical performance. Suitable for various applications, including telescopes, binoculars, cameras, laser optical systems, astronomical telescopes, and eyepiece lenses.

Additionally, SUGITOH OPTICAL (THAILAND) CO., LTD. offers achromatic lenses with two anti-reflection coating options: multi-coating (400–700nm) and magenta coating (540nm). Custom specifications, such as design wavelengths and diameters, are also available.

Based in Samut Sakhon, Thailand, the company manufactures high-quality, versatile optical components powered by advanced Japanese technology.

■ Features
・Corrects chromatic and spherical aberrations for clear images
・Enhanced light transmission with multi-coating or magenta coating
・Customizable: tailored to design wavelengths and diameters
・High durability: beveled edges for protection
・Precision tolerance management: ±0.2mm for center thickness, ±2% for focal length

■ Specifications
・Design Wavelength: 587.6nm
・Coating Options:
Multi-layer coating (400–700nm)
Magenta coating (540nm)
・Dimensions: Diameters from 3mm to 100mm
・Tolerances:
Diameter: +0mm/-0.1mm
Center Thickness: ±0.2mm
Focal Length: ±2%
Decentration: Within 3' (arc minutes)
・Surface Quality: MIL 60-40 standard

■ Applications
・Objective lenses for astronomical telescopes and binoculars
・Cameras and laser optical systems
・Collimation of semiconductor lasers
・Teleconverters and wide converters

About SUGITOH OPTICAL (THAILAND) CO., LTD.Based in Samut Sakhon, Thailand, SUGITOH OPTICAL (THAILAND) CO., LTD. specializes in manufacturing high-precision optical components. The company is a trusted partner in research, development, and industrial optical systems, offering custom solutions and fast supply to meet customer requirements.

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