TW275110B - Method and mold of manufacturing correctional lens, and the products - Google Patents

Method and mold of manufacturing correctional lens, and the products

Info

Publication number
TW275110B
TW275110B TW84106543A TW84106543A TW275110B TW 275110 B TW275110 B TW 275110B TW 84106543 A TW84106543 A TW 84106543A TW 84106543 A TW84106543 A TW 84106543A TW 275110 B TW275110 B TW 275110B
Authority
TW
Taiwan
Prior art keywords
correctional
lens
mold
manufacturing
products
Prior art date
Application number
TW84106543A
Other languages
Chinese (zh)
Inventor
Takeo Fujimura
Original Assignee
Mitsubishi Electric Corp
Mitsubishi Electric Eng
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp, Mitsubishi Electric Eng filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of TW275110B publication Critical patent/TW275110B/en

Links

Abstract

The mold is used in manufacturing correctional lens. First, the smooth curved surface is made on the one side of plank solid material of heat resistance metal, ceramics, and glass. Furthermore, the curved plan is cut to multi banded unites on the parallel secant plane. Last, the cut banded unites are rearranged in order after changed the direction about 180 degrees but not changed the sequence.
TW84106543A 1995-05-19 1995-06-26 Method and mold of manufacturing correctional lens, and the products TW275110B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12100995A JPH08315732A (en) 1995-05-19 1995-05-19 Correcting lens manufacturing mold and correcting lens manufactured thereby as well as its manufacture

Publications (1)

Publication Number Publication Date
TW275110B true TW275110B (en) 1996-05-01

Family

ID=14800542

Family Applications (1)

Application Number Title Priority Date Filing Date
TW84106543A TW275110B (en) 1995-05-19 1995-06-26 Method and mold of manufacturing correctional lens, and the products

Country Status (3)

Country Link
JP (1) JPH08315732A (en)
KR (1) KR100188346B1 (en)
TW (1) TW275110B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI711841B (en) * 2019-12-10 2020-12-01 廣達電腦股份有限公司 Method and device for eliminating ring effect

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI711841B (en) * 2019-12-10 2020-12-01 廣達電腦股份有限公司 Method and device for eliminating ring effect

Also Published As

Publication number Publication date
KR100188346B1 (en) 1999-06-01
JPH08315732A (en) 1996-11-29

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