Tube 46: RGO 101/1/RD1/V & X, /RD2/W
Contains 2 Results:
RD: Instrus. Dev. and Gen. User, 1971 - 1978
A set of 39 technical drawings, originally rolled together and labelled 'RD Instrus. [Instruments] Dev. and Gen. User, Drg Nos AZ/002, X/BA/001, X/BB/001 and V/FD/000'. Includes V, X, Y and Z sized sheets, V being the largest. Many (if not all) relate to instruments designed for the Isaac Newton Telescope at La Palma, including drawings of the Image Photon Counting System (I.P.C.S) which was first used in March 1984.
RD: I.P.C.S. Camera Unit (Unit Spectrograph) [Isaac Newton Telescope], 1978
A single technical drawing for the Image Photon Counting System (I.P.C.S) camera unit of the Isaac Newton Telescope, La Palma. The I.P.C.S. was first used at La Palma in March 1984. The drawing is of sheet size 'W' and was originally in a roll titled 'RD IPCS Camera Unit (Unit Spec.) W/FD/000 C.W.'