Innovative lens design and precision optics manufacture to change the way people think of photography and visual observation
Precision camera module and lens manufacture since 1980.
Spotting Optics ODM & OEM for most named optics distributors worldwide since 1988
TONTA has been devoted to precision optics for more than 20 years since founded by Ching-Chang Liang in 1980. During its first 5years, our success mainly grew out of OEM business on camera module and lens manufacture and assembling. With accumulated production experiences and manufacturing capability in precision optics , we change our main product line to sports optics, namely spotting scopes. Past experience is crucial and TONTA designers have an average of 10 years optical design experience. Innovative lens design is a core competency of TONTA and we have numerous patents over optics design proving our capability over these years. This intimate knowledge of optical design allows us to quickly converge on solutions to many demanding optical engineering challenges