ЗН-4
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Encyclopedia chapter: Mirror reflector incandescent lamps
Power (W): ![](data:image/png;base64,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)
Luminous flux (lm): ![](data:image/png;base64,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)
Average life (h): ![](data:image/png;base64,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)
Diameter (mm): ![](data:image/png;base64,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)
Length (mm): ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGEAAAAOCAYAAAA/pHIsAAAETElEQVRYheXYe+ifUxwH8JfTNzRiOcUws+SWexKh3Ju1PCu5xISQkmtLSwuJJUnK+oXYEDNpI5eHELnM/Rora/lDbg3L82tJv9ZaZ/445+Hx3fz2+7Gfn3jXt+f7nOdzPuf9uZ7zPFtt2LDB/w2hqXuYnGL11XhzgTDeBP5plAC8i3PGm0uL3kgFQ1MH7ITBFKs0dpTGHDMwFY+OM4/f0IPQ1BNxH06Rq2MZlqZYdYlehvlFvoeE1TgVK1Ks1nd0zcOZ5flAitXC0RILTX0absUU/IDXcVW7zl9BaOq9sAhzUqy+G0ZuIu7A2fgG38nVszDFatUo19ysHW07egpDOBC7YjkWhaae2dG3O97Bdjga22CPFKvlfY55EmuwBz7CQGjqyaMkfhgexlWFz4VyUGcON28EGMBaPL4ZuUVYh5hidTDOxzWYPprFRmpHG4QDIMXqhxSrtXImD7XjBRMxCc/jTSzFvn2LzsAReKbIz8Uuw2Xdn+BOLEmxWpZitTbF6gMsxPWbMHRCaOq3Q1NPGE5h4TYds1Osft7M+jOwrpNcP8sVsd9Y2NEG4UIs6IxfjAn4pDOWZKf3sArT8Fpo6smhqbcvMudhB3yIr/EZZo2GdWjqvXES5pe21+IpHNY3Rg72Mdh5GJ09uSV8mmL12AhoPIsrQ1O/Fpq6xsc4BA+NhR09SLF6sUycJjvyArlkX+9MHsC7rRGhqSfhDUxLsXqwyOwvB+tmrMDJhcSqFKtnR8h/h3L9pq/NDeKXTewJ68p122F0zpKdeGLhPkWu9sPllrk91sut6peiq4eD5P1gStGzN1ZuaTvajTngStxeFpmdYnVXn9Iv5ZJEbl2hqZdhn47MEO5Psbql3D8RmnqNHNg/BCE09XTMxrwUq7c6j1bKgUyhqWd1MvcgObAt38/l9thm1IehqQexNY5NsfqyyO4mV8FzKVbLiuylcqK1ejeFM/B0ilUqWTsfi7HjlrKjRWvADbhO3rUXFuWnYSjF6tUi8xl2C029J6amWC2XM2lRR98K+UTUReP3rGiJX4wHyu0kHNo+S7EaCk29Asf1tY5j8WqRSaGpj5ePzFPwkuzo5UhtAArmyq1qTmdscZk3Wc76nfFV4Tm13Pfao3iK1frQ1Iv1vVv8XTta9EpbmVPInFX6+yDuxSOdCe8VEtMwGJp6nrxxP9HRtxQLQlO/XeQvxyXl18Wenf9DNsZc3FYqDU6QTxVHdYxcjdWhqdtNdkmf89uWeRnuSbH6ojN3pbwPboTQ1IfIe8CC0NTnFT+skU85j2xpO8gb806y06+Vs+M2+Z3hA+W9oOAm2bEDeBlX49zuySfF6hVcVOb9iCtwTacNtFiKL/BT3xqtnufkd5Vv8X3Rc3pxfD8GC9efNvFsQO71G63xZygVfql8IpqJF2R/LMGNY2HHVv/Vb0ehqY/E+3gwxaq/Ev9V+C9/O7pbrpLrxpvI5vArk5XRHManvQ4AAAAASUVORK5CYII=)
Cap/base type: ![](data:image/png;base64,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)
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