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Blackening appearing in the arctube of my 70W green thallium lamp724 viewsdor123
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BLV HIT-DE 70W "Orange" MH lamp956 viewsdor123
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BLV HIT-DE 70W sodium-mercury crap...1344 viewsdor123
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The overall colour of my BLV HIT-DE 70W "Orange" MH lamp after 5 days of operation634 viewsdor123
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My two Eurolux FLT5 8W UVA lamps in my bug zapper506 viewsdor123
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EYE MTD70SDW-7S/3500K Ra96 MH lamp491 viewsdor123
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The arc of my EYE MTD70SDW-7S/3500K Ra96 MH lamp534 viewsdor123
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Vapour afterglow when turning off my EYE MTD70SDW-7S/3500K Ra96408 viewsdor123
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Comparing the colour temperature of my PL-S and my incandescent lamp456 viewsdor123
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Osram L 18W/640 Cool White lamps in the storage of Carmel hospital1135 viewsdor123
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German Osram L 15W/765 Cool Daylight in the storage of Carmel hospital594 viewsdor123
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Decided to put my Philips 60W golf ball frosted incandescent lamp on my computer table lamp542 viewsdor123
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EOL Osram Dulux D 10W/840 in the storage of Carmel hospital1006 viewsdor123
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SDW-TG 100W found at a refrigerator of Stop Market Castra745 viewsdor123
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Osram Powerball HCI-TS 70W/830 German lamp686 viewsdor123
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Osram Powerball HCI-TS 70W/830277 viewsdor123
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Osram Dulux EL Economy 21W/21-840407 viewsdor123
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My Osram Powerball HCI-TS 70W/830 WDL lamp up and running479 viewsdor123
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The arc of my Osram HCI-TS 70W/830 lamp470 viewsdor123
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Why all the halides migrated to the lower right part of the arctube???481 viewsdor123
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Greenish Osram HQI-BT 400W/D or a clone, inside a floodlight with a mercury gear471 viewsdor123
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Two EOL Philips Master PL-C 26W/840/4P CFLs in the storage of Carmel hospital870 viewsdor123
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Color temperature comparision between my Sunlight and my Sylvania CFLs588 viewsdor123
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Osram FC 22W/865 China in my mother bathroom540 viewsdor123
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