Skip to main content

Correspondence on optical design, 1970-12-11 - 1971-01-11

Reference Code: GBR/0180/RGO 37/521

Scope and Contents

Correspondence regarding optical design, including Redman's correspondence with W.A. Goodsell, S.C.B. Gascoigne and D.S. Brown, including his notes of 5 January on the position of Cassegrain focus; correspondence between J.D. Pope and Brown on changing the radii of three convex mirrors, including reference to the optical diagram, drawing No. 006, issue 6; a copy of a letter to Gascoigne from W.H. Steel, National Standards Laboratory, 21 October 1970, with Gascoigne's letter of 23 December concerning checks for astigmatism in the primary mirror; and correspondence on changes and extra costs.


  • Creation: 1970-12-11 - 1971-01-11


Conditions Governing Access

From the Management Group:

Unless restrictions apply, the collection is open for consultation by researchers using the Manuscripts Reading Room at Cambridge University Library. For further details on conditions governing access please contact Information about opening hours and obtaining a Cambridge University Library reader's ticket is available from the Library's website (


17 page(s)

Language of Materials


Finding aid date

2007-03-15 16:08:58+00:00

Includes index.

Repository Details

Part of the Cambridge University Library Repository

Cambridge University Library
West Road
Cambridge CB3 9DR United Kingdom