Invention Grant
- Patent Title: Apochromatic optical design
- Patent Title (中): 消色差光学设计
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Application No.: US14548329Application Date: 2014-11-20
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Publication No.: US09588331B2Publication Date: 2017-03-07
- Inventor: Joseph R. Bietry
- Applicant: Joseph R. Bietry
- Agent Louis S. Horvath
- Main IPC: G02B23/00
- IPC: G02B23/00 ; G02B27/00 ; G02B9/34

Abstract:
An apochromatic imaging system has an object-side lens group having at least an object-side lens element with positive refractive power and formed from a flint glass material with deviation of relative dispersion −0.013
Public/Granted literature
- US20160147059A1 APOCHROMATIC OPTICAL DESIGN Public/Granted day:2016-05-26
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