KR900003827A - Magneto optical recording media - Google Patents

Magneto optical recording media Download PDF

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Publication number
KR900003827A
KR900003827A KR1019880011270A KR880011270A KR900003827A KR 900003827 A KR900003827 A KR 900003827A KR 1019880011270 A KR1019880011270 A KR 1019880011270A KR 880011270 A KR880011270 A KR 880011270A KR 900003827 A KR900003827 A KR 900003827A
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KR
South Korea
Prior art keywords
optical recording
magneto
recording media
deposited
magneto optical
Prior art date
Application number
KR1019880011270A
Other languages
Korean (ko)
Inventor
문범기
Original Assignee
최근선
주식회사 금성사
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 최근선, 주식회사 금성사 filed Critical 최근선
Priority to KR1019880011270A priority Critical patent/KR900003827A/en
Publication of KR900003827A publication Critical patent/KR900003827A/en

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Abstract

내용 없음No content

Description

자기광학기록매체Magneto-optical recording media

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제2도는 본 발명의 간섭층 구조의 이론을 나타낸 도면이고.2 is a diagram showing the theory of the interference layer structure of the present invention.

제3도는 본 발명의 광자기 디스크의 구조를 나타낸 단면도이고,3 is a cross-sectional view showing the structure of the magneto-optical disk of the present invention,

제4도는 제3도의 기록박막층의 부위에 따른 조성치를 나타낸 단면도이고,4 is a cross-sectional view showing composition values according to portions of the recording thin film layer of FIG.

Claims (2)

자기 광학 기록 매체에 있어서, 홈이 형성된 폴리카보네이트 기판상 200Å의 Sm-Tb-Fe계의 수직 자기 박막이 증착되고, 그 위에 1500Å두께의 MgF가 증착되고, 그위에 1000Å의 AL반사막이 증착되어 4층으로 이루어진 광디스크가 에폭시수지로 양면이 서로 접합된 것을 특징으로 하는 자기광학 기록매체.In the magneto-optical recording medium, a 200 mW Sm-Tb-Fe-based vertical magnetic thin film is deposited on a grooved polycarbonate substrate, a 1500 m thick MgF is deposited thereon, and an 1000 m AL reflective film is deposited thereon. Magneto-optical recording medium, characterized in that the optical disk consisting of layers are bonded to each other by epoxy resin. 제1항에 있어서, Sm-Tb-Fe계가 각기Sm 5중량%, Tb21중량%, Fe 74중량%의 조성비인 것을 특징으로 하는 자기광학 기록매체.The magneto-optical recording medium according to claim 1, wherein the Sm-Tb-Fe system has a composition ratio of 5 wt% Sm, 21 wt% Tb, and 74 wt% Fe. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019880011270A 1988-08-31 1988-08-31 Magneto optical recording media KR900003827A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019880011270A KR900003827A (en) 1988-08-31 1988-08-31 Magneto optical recording media

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019880011270A KR900003827A (en) 1988-08-31 1988-08-31 Magneto optical recording media

Publications (1)

Publication Number Publication Date
KR900003827A true KR900003827A (en) 1990-03-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880011270A KR900003827A (en) 1988-08-31 1988-08-31 Magneto optical recording media

Country Status (1)

Country Link
KR (1) KR900003827A (en)

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