APPENDIX 



SPECIFICATIONS: MOD. 1000-W IMAGE ORTHICON 

 UNDERWATER TV CHAIN 



Schematics and mechanical drawings, which were too extensive to reproduce 

 herein, are available from the Woods Hole Fishery Biological Laboratory or from 

 the manufacturer: Diamond Power Specialty CompEiny, Lancester, Ohio. 



Camera House 



A. Shape and size: cylindrical; 10 

 inches in diameter; 56 inches in 

 length; 64 inches overall, includ- 

 ing connector. 



B. Weight: 130 lbs, (incl. camera), 

 buoyancy in water + 2 lbs. 



C. Material: aluminum, anodized, 

 thickness — 0.44 inches. 



D. Window: optical quality plate 

 glass, 1 inch thick, 6-inch 

 diameter. 



E. Pressure resistjince: 445 p.s.i. 



minimum. 



150° plastic 

 detachable fins. 



F. Accessories: 



1. "Wet mount": 

 lens. 



2. Stabilizers: 

 bracket, 



II, Camera Unit - General 



A. Size: 6 inches diameter, 50 inches 

 length. 



B. Weight: 51 pounds. 



C. Pickup tube: Image Orthicon (5820). 



1. Sensitivity: approximately eye 

 response to light — 0.5 foot 

 candle, 



2. Operating temperature limits 

 (ambient): 50° C. maximum on 

 body, 30° C. minimum on face 

 of Image Orthicon. 



3. Resolution: 400 lines, verti- 

 cal; 600 lines, horizontal. 



D. Type of reproduction: Monochro- 

 matic. 



E. Scanning: 525 lines at 30 frames 

 per second, noninterlaced. 



F. Distance from camera to cajnera- 

 controlled unit: 1000 feet 

 (maximum) . 



G. Tube complement: 12, 



H. Optical focus: Servo controlled, 

 carriage movement, 



I. Illumination control: remote 

 controlled iris adjustment. 



J. Gray level: Gamma-Control. 



K. Lens system: remote controlled 

 3-lens turret with following 

 lenses: 



1. 28 mm. , f/3.3. 



2. 39 mm. , f/2.0. 



3. 75 mm, , f/2,0. 



L. Leak indication: resistance 

 bridge, signal light. 



M. Temperature indication: resist- 

 cUice element, metered. 



Ill . Camera Control Unit - General 



A. Size: width, 17 inches; length, 

 24 inches; height, 15 1/2 inches. 



B. Weight: 101 pounds. 



C. Material: steel cabinet, alu- 

 minum chassis. 



D. Screen: 10-inch aluminized 

 cathode-ray tube (10FP4A). 



E. Tube complement: 22. 



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