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Durst cls 305

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Lou

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Jul 7, 2004, 8:54:59 AM7/7/04
to
Hi everybody,
i bought for my daughter an old second hand enlarger with Durst cls 305
color head, so she can practice an develop her first b&w pictures by
herself. But i can hardly find any manual about this model, and it would be
great if someone could give me a few informations. This would badly help us.
And specially what for is the button in/out called "B.filter
white light" in the front of the enlarger.
And the second on the left of the head ?
Thanks for your help.

lou

Nick Zentena

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Jul 7, 2004, 10:12:48 AM7/7/04
to


First of all go to the Durst website and email them about a manual. At
worst they'll say no but if they have one in stock they'll likely send it to
you.

http://www.durst-online.com/uk/service.asp

The white light filter likely moves the filters out of the light path so you
can focus without the filters. It's alot easier then rotating filters
in/out. Set the filters turn on the enlarger then push the button. Do you
now see white light?

Nick

Magdalena W.

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Jul 7, 2004, 9:42:52 AM7/7/04
to

Użytkownik "Lou" <lo...@hotmail.com> napisał w wiadomości

> Hi everybody,
> i bought for my daughter an old second hand enlarger with Durst cls
305
> color head, so she can practice an develop her first b&w pictures
by
> herself. But i can hardly find any manual about this model, and it
would be
> great if someone could give me a few informations.
I have a manual for that enlarger in German, if that's any help.
I could scan it and send to you as .jpg files, if you want to.

> And specially what for is the button in/out called "B.filter
> white light" in the front of the enlarger.
AFAIK, this turns off the color head and lets only white light from
the halogen bulb flow through.

Regards,
Magdalena


Lou

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Jul 8, 2004, 4:43:50 AM7/8/04
to
> First of all go to the Durst website and email them about a manual. At
> worst they'll say no but if they have one in stock they'll likely send it
to
> you.
>
> http://www.durst-online.com/uk/service.asp
>

I did it. Still waiting..

> The white light filter likely moves the filters out of the light path so
you
> can focus without the filters. It's alot easier then rotating filters
> in/out. Set the filters turn on the enlarger then push the button. Do you
> now see white light?
>
> Nick

Well, no, as a matter of facts, the swich on the left side does this (remove
filters) , but the button on the front marked "B. filter white light" adds
a kind of filter that attenuates the light when turned on.


Nick Zentena

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Jul 8, 2004, 8:37:28 AM7/8/04
to
Lou <lo...@hotmail.com> wrote:
>> First of all go to the Durst website and email them about a manual. At
>> worst they'll say no but if they have one in stock they'll likely send it
> to
>> you.
>>
>> http://www.durst-online.com/uk/service.asp
>>
>
> I did it. Still waiting..

When I request one for my enlarger they had it here in about one week.
Haven't they at least answered your email?


>
> Well, no, as a matter of facts, the swich on the left side does this (remove
> filters) , but the button on the front marked "B. filter white light" adds
> a kind of filter that attenuates the light when turned on.


Neutral density then?

Nick

Lou

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Jul 8, 2004, 8:37:30 AM7/8/04
to

> > Well, no, as a matter of facts, the swich on the left side does this
(remove
> > filters) , but the button on the front marked "B. filter white light"
adds
> > a kind of filter that attenuates the light when turned on.
>
>
> Neutral density then?
>
> Nick

That's probably what it is. Thank you. I'm learning.
But i can't find what B is standing for...
Best regards
Lou


Donald Qualls

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Jul 8, 2004, 11:10:16 PM7/8/04
to
Lou wrote:

> Well, no, as a matter of facts, the swich on the left side does this (remove
> filters) , but the button on the front marked "B. filter white light" adds
> a kind of filter that attenuates the light when turned on.

That sounds like what we call a "neutral density filter." It reduces
total light without having to stop down below optimum lens opening or
change the color temperature by dimming the bulb. Useful when you want
a long enough exposure to do some dodging or burning, or as part of the
total filter setting to maintain constant exposure across a range of
multi-contrast filtrations.

--
I may be a scwewy wabbit, but I'm not going to Alcatwaz!
-- E. J. Fudd, 1954

Donald Qualls, aka The Silent Observer
Lathe Building Pages http://silent1.home.netcom.com/HomebuiltLathe.htm
Speedway 7x12 Lathe Pages http://silent1.home.netcom.com/my7x12.htm

Opinions expressed are my own -- take them for what they're worth
and don't expect them to be perfect.

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