Knowledge (XXG)

Seesaw searchlight

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The searchlight consisted of an electric carbon lamp, capable of a strong beam for target illumination. Because the bulb was vulnerable to enemy fire, it was protected in a recessed emplacement whilst a large mirror, attached to the end of a
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Only a few of these were built anywhere in the British Empire, and were difficult to operate and were never successful. New Zealand's example had been abandoned by 1899.
38:' pivoting iron beam reflected the beam across the water to the target. The light was powered by steam engines usually housed in the nearby forts. 97: 145: 241: 170: 59: 30:
were an early electric powered searchlight first developed in the 1870s used in conjunction with coast artillery.
119: 246: 77: 166: 141: 186: 210:(50). Wellington, New Zealand: Defence of New Zealand Study Group: 10–16. August 2024. 235: 53: 49:
No complete examples have survived but concrete emplacements can still be found at:
17: 87: 82: 125:. Isle of Wight County Archaeology and Historic Environment Service Apr 2010. 92: 222:"Fortifications Of The Isle of Wight – West Wight: Warden Point Battery" 35: 208:
Forts and Works - Thoughts and words on the Defence of New Zealand.
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Defending New Zealand : ramparts on the sea 1840-1950s
191: 187:"HISTORICAL ASPECT OF WELLINGTON'S MILITARY STRUCTURES" 8: 64:Warden Point Battery on the Isle of Wight 120:"Military Heap Type Report Final Draft" 111: 74:Military applications of searchlight 7: 98:German searchlights of World War II 25: 1: 60:Fort Victoria, Isle of Wight 263: 206:"Derek and the see-saw". 136:Glackin, Russell (2009). 56:, Wellington, New Zealand 140:. Penguin. p. 51. 242:Coastal fortifications 138:In Defence of our land 192:http://capitaldefence 161:Cooke, Peter (2000). 78:Canal Defence Light 28:Seesaw searchlights 45:Surviving examples 18:Seesaw Searchlight 224:. 10 August 2011. 16:(Redirected from 254: 226: 225: 218: 212: 211: 203: 197: 196: 183: 177: 176: 158: 152: 151: 133: 127: 126: 124: 116: 21: 262: 261: 257: 256: 255: 253: 252: 251: 232: 231: 230: 229: 220: 219: 215: 205: 204: 200: 185: 184: 180: 173: 160: 159: 155: 148: 135: 134: 130: 122: 118: 117: 113: 108: 71: 47: 23: 22: 15: 12: 11: 5: 260: 258: 250: 249: 244: 234: 233: 228: 227: 213: 198: 178: 171: 165:. p. 51. 153: 146: 128: 110: 109: 107: 104: 103: 102: 101: 100: 95: 90: 85: 80: 70: 67: 66: 65: 62: 57: 46: 43: 24: 14: 13: 10: 9: 6: 4: 3: 2: 259: 248: 247:Types of lamp 245: 243: 240: 239: 237: 223: 217: 214: 209: 202: 199: 194: 193: 188: 182: 179: 174: 168: 164: 157: 154: 149: 147:9780143011866 143: 139: 132: 129: 121: 115: 112: 105: 99: 96: 94: 91: 89: 86: 84: 81: 79: 76: 75: 73: 72: 68: 63: 61: 58: 55: 54:Fort Ballance 52: 51: 50: 44: 42: 39: 37: 31: 29: 19: 216: 207: 201: 190: 181: 162: 156: 137: 131: 114: 48: 40: 32: 27: 26: 88:Leigh light 236:Categories 172:0473068338 106:References 83:Turbinlite 93:G-numbers 69:See also 36:see-saw 169:  144:  123:(PDF) 167:ISBN 142:ISBN 238:: 189:. 195:. 175:. 150:. 34:' 20:)

Index

Seesaw Searchlight
see-saw
Fort Ballance
Fort Victoria, Isle of Wight
Canal Defence Light
Turbinlite
Leigh light
G-numbers
German searchlights of World War II
"Military Heap Type Report Final Draft"
ISBN
9780143011866
ISBN
0473068338
"HISTORICAL ASPECT OF WELLINGTON'S MILITARY STRUCTURES"
http://capitaldefence
"Fortifications Of The Isle of Wight – West Wight: Warden Point Battery"
Categories
Coastal fortifications
Types of lamp

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