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Date Codes on Lamptech Patrick 1 9517 June 24, 2020, 08:03:11 AM
by sox35
Notice Regarding Posting of Date Code Specs Patrick 0 6717 June 20, 2020, 11:18:36 PM
by Patrick
Dating Electrofar 20w "White" made in romania Laurens 2 2453 October 28, 2024, 06:02:39 AM
by Emersyn
Eye Iwasaki HPMV lamp date codes Michael 3 6088 September 05, 2024, 01:00:06 PM
by LightBulbFun
Mazda Fluorescent date codes James 5 3117 August 10, 2024, 11:46:22 AM
by damon1369
What are these tubes for? rafaf777 1 2593 May 06, 2024, 03:18:09 AM
by Laurens
Philips ML160 or MLL160? What do i have? Laurens 4 2668 May 04, 2024, 05:37:18 AM
by Michael
Japanese fluorescent lighting specifications and history PDF WorldwideHIDCollectorUSA 1 2499 March 11, 2024, 05:18:53 AM
by WorldwideHIDCollectorUSA
Which lamp is older? RadiantMV 5 4226 February 29, 2024, 04:33:20 PM
by wide-lite 1000
Philips 400w pearl/reflector ovoid MV lamp - type or datasheet? Laurens 4 2285 February 17, 2024, 06:00:19 AM
by Laurens
Lamp data of US discharge lamps Alex 5 5710 January 27, 2024, 01:07:37 PM
by WorldwideHIDCollectorUSA
Westinghouse T8/T12Fluorescent - 1960s/70s - compiled from public domain data TL8W 2 4618 January 07, 2024, 08:54:50 PM
by damon1369
What is the batch code of GE bulbs from 1980 to the present? bulb_tester2009 0 3529 July 21, 2023, 09:10:55 AM
by bulb_tester2009
Date code for vintage GE ballast Preheat_Carson 4 3313 July 08, 2023, 12:38:01 AM
by joseph_125
How to find Sainsburys 100w Mushroom bulb date of manufacture? ethanol 2 2973 June 04, 2023, 01:59:45 PM
by ethanol
Thorn Merthyr factory codes? SouthWalesSOX 2 3135 May 03, 2023, 03:34:41 PM
by AngryHorse
Appeal for field info TL8W 1 3129 February 19, 2023, 05:52:52 PM
by TL8W
Datecodes for Lamps made by British Electric lamps Ltd. before 1965 Alex 0 2759 December 25, 2022, 02:06:01 PM
by Alex
Date codes for General Electric slimline lamps C.mid-late 50's-70's Burrito 1 3030 December 18, 2022, 07:59:03 AM
by funkybulb
Who knows datecode of these fluorescent lamps? The Lightman 5 4659 December 12, 2022, 07:09:23 PM
by James
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