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Re: [OM] [OT] Electrical Part Help

Subject: Re: [OM] [OT] Electrical Part Help
From: Frank van Lindert <Frank@xxxxxxxxxxxxx>
Date: Wed, 19 Nov 2008 21:01:09 +0100
Yes, _very_ low! When in good order it shoud fetch at least ? 100, or
even more...

Frank.

Wed, 19 Nov 2008 20:49:53 +0100, "Wiliam Wagenaar" <wiliam@xxxxxxxxx>
wrote:

>Speaking of the LSD lamps, there is one on sale right now Marktplaats, a
>Dutch auction site (also bought by ebay btw)
>
>http://link.marktplaats.nl/209366682
>
>Asking price is ? 20,-. Seems very low to me.
>
>No affiliation whatsoever to the seller.
>
>Wiliam
>
>> -----Oorspronkelijk bericht-----
>> Van: Frank van Lindert [mailto:Frank@xxxxxxxxxxxxx] 
>> Verzonden: woensdag 19 november 2008 20:44
>> Aan: Olympus Camera Discussion
>> Onderwerp: Re: [OM] [OT] Electrical Part Help
>> 
>> 
>> Charlie,
>> 
>> I take it that your light is 6 volt 20 watt? 
>> 
>> In that case you cold replace the regulator by any other 
>> brand 6 volt one. Olympus made them too, for use with their 
>> microscopes and with their OM-LSD lamps... 
>> http://olympus.dementia.org/eSIF/om-sif/macrophotogroup/lsd.htm
>> 
>> Of course you should wire the regulator (kind of transformer) 
>> directly to the light inside your microscope or lighthouse.
>> 
>> If you can find any halogen lamp regulators they will do a 
>> nice job to, as long as they are intended for 6 volt (most 
>> are for 12 volt!). 
>> One I found and which can be ordered for 6 volt is here: 
>> http://www.geneq.com/catalog/en/dimmer_c_> 100w.htm
>> 
>> I remember 
>> that in the early days of household 
>> halogen lighting there were some 6 volt dimmers around too. 
>> Nowadays everything is for 12 volt or for 110/220 volt 
>> directly from the wall outlet. Maybe you can still find some 
>> of the old ones?
>> 
>> Good luck iwhen searching,
>> 
>> Frank van Lindert
>> Utrecht NL.
>> 
>> Wed, 19 Nov 2008 13:13:02 -0500, "Charles Geilfuss" 
>> <charles.geilfuss@xxxxxxxxx> wrote:
>> 
>> >Greetings All,
>> >   I know there are a few people on the List knowledgable about all 
>> >things electrical, so I am hoping I can get some advice. I have a 15 
>> >year old Leitz Laborlux S microscope that I use daily. The rheostat 
>> >(potentiometer) controling the light source is going bad. The light 
>> >will flicker and does not adjust smothly in some of its 
>> range. Visual 
>> >inspection of the part shows wear on the surface of the 
>> coil. Cleaning 
>> >with De-Oxit did not help. I'm planning to replace the part 
>> but Leitz 
>> >no longer carries parts for this model and my efforts to find an 
>> >original part have been fruitless. There are plenty of 
>> potentiometers 
>> >available form electrical parts companies, but how do I 
>> determine what 
>> >specifications I need. The scope uses a 6 Watt, 20 Volt bulb and of 
>> >course plugs into a 110 Volt wall outlet. Any advice?
>> >
>> >Thanks,
>> >Charlie
>> -- 
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