Fig- 10.42 Manipulator control panel on PC-T4 Eacti knob controls a separate 

 manipulator function. 



to immersion beyond diver depth, then they 

 must bear in mind that non-human, not hu- 

 man, manipulators will be doing the work. 

 Several orders of magnitude increase in 

 present manipulator performance could be 

 realized if designers would keep this fact 

 constantly in mind. 



REFERENCES 



1. Volberg, H. W. 1964 CTFM sonar for 

 deep submergence. Undersea Tech., Jan., 

 p. 38-41. 



2. Undersea Technology Handbook Direc- 

 tory. 1973 Compass Publications, Arling- 

 ton, Va. 



3. Tyler, J. E. & Preisendorfer, R. W. 1962 

 Light in the Sea. v. 1, p. 348-397, John 

 Wiley & Sons, N.Y. 



4. Larson, D. A. & Rixton, F. H. 1969 Un- 

 derwater lighting and new light sources. 

 Undersea Tech., Sept., p. 38-39; 56-57. 



5. Strickland, C. L. & Hittleman, R. L. 1968 

 Underwater light sources. Oceanology 

 International, Sept./Oct., p. 36-39. 



6. Waltz, A. R. 1970 A Study of Light 

 Sources for Underwater Use. NURDC 

 Rept. NUCTM 444, 53 pp. 



7. Green, P. S., Bellin, J. L. S. & Knollman, 

 G. C. 1968 Acoustic imaging for viewing 

 in turbid water. Undersea Tech., May, p. 

 48-51. 



8. Vigil, A. E. (no date) A New Low Light 

 Level Television Camera for Underwa- 

 ter Application. Hydro Products, San 

 Diego, Calif. (Unpub. manuscript). 



9. Marine Tech. Soc, 1968 Selected Papers 

 from Pressure Depth Symposium. Jour, 

 of Ocean Tech., v. 2, n. 2, p. 27-29. 



Fig 10.43 A diver makes an electrical connection on SEA LAB III (U S Navy) 



533 



