Light-weight arch type structures for large reflective mirrors

Details Light-weight arch type structures for large reflective mirrors Light-weight arch type structures for large reflective mirrors

1976-08-30

1978-01-03

Evans, F. L.

G02B 508

Patent

active

040663442

ABSTRACT:
Described are light-weight mirror substrates for large reflective telescopes. The substrates consist of arch type structures and are formed by removing materials in arch-like fashion from the conventional solid disc. The arch type structures are significantly superior to solid discs with respect to deflection and weight.

REFERENCES:
patent: 3514275 (1970-05-01), Bray
Koppenhauer et al., Western Electric Technical Digest, No. 18, Apr. 1970, p. 25.

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