ЛБ 40 [1968]
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Category:
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Encyclopedia chapter: General purpose low-pressure mercury discharge fluorescent 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,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)
Bulb type: ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABsAAAAOCAYAAADez2d9AAABwklEQVQ4jb3UMWgVQRgE4C9HkCASAhswiogoWkQFEbSyEtHG1UoQBAMiSNAgFmJjZyFWiY0iWohaBEUtrtAqiJWIWFhIiBYSQkjhhRQSgsg+i9sXX87Ub5o7dv9/Zva/2etptVq6haJrSt0W64WiKsdxET+wD7/y/uMU4lhRlXdxFoMNg5dTiPcyxwAe4FiueY8XKcRn7eJ24x5MphD3YwWncRsHIYV4NYW4GaNYwg0cwqsO4ddYxl5swRc8LaryVFNsCA/z+yxm8AG/G5OYzyQTKcRPKcSFjr3hbGwhhbiCW1l8uCm2A0VRlRuwNYU4h+/ob4htxxyO+h8jHYbhAjbic3uhNz93pxAXoajK+exwtqjK2CDchT/59GuQQnyb+4/jHM5jEu/WiLWFMmY6COYbnN/y+temWFGVBa7gDqZxLYU40VnT22zyL4nroVCfbD3cVAdnLIX4KBs4ieUU4tSqWFGVm3Akkx3Oo1hKIX5sEA5gW/62/SnEn7l/CNfRhzOZbxH38QRT0NNqtRRVeUAd9T51tHdm4hPqsb5U37FB9TVZycZGUojPi6ocxhuM45I6cNSJHk0hTq+KdQtd/V39BQ44kNual+oYAAAAAElFTkSuQmCC)
Cap/base type: ![](data:image/png;base64,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)
See also: ЛБ 40 [1961], ЛБ 40 [1974]
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