RE: REPLY: FROM NuArc was PPG Starphire Glass ( ?? Questioning My Data)

From: BOB KISS ^lt;[email protected]>
Date: 11/19/05-08:38:08 PM Z
Message-id: <NIBBJBPKILANKFOAGNHEIEEHEBAA.bobkiss@caribsurf.com>

DEAR ERIC,
        My bulb is the NP-80.
                CHEERS!
                        BOB

 Please check my website: http://www.bobkiss.com/

-----Original Message-----
From: Eric Neilsen [mailto:e.neilsen@worldnet.att.net]
Sent: Saturday, November 19, 2005 9:01 PM
To: alt-photo-process-l@sask.usask.ca
Subject: RE: REPLY: FROM NuArc was PPG Starphire Glass ( ?? Questioning My
Data)

Sandy, I have the SPD for the HT121, GW 114, NP4/NP80, LY33, MH153, and NM
75 lamps. Model number than would be 26-1K.

Bob, what lamp are you using? Or if you'd like I'll PDF you the SPD for your
lamp if it is included in the list above.

Is that a 10 4?

Eric Neilsen Photography
4101 Commerce Street
Suite 9
Dallas, TX 75226
http://e.neilsen.home.att.net
http://ericneilsenphotography.com

> -----Original Message-----
> From: Sandy King [mailto:sanking@clemson.edu]
> Sent: Saturday, November 19, 2005 4:50 PM
> To: alt-photo-process-l@sask.usask.ca
> Subject: RE: REPLY: FROM NuArc was PPG Starphire Glass ( ?? Questioning My
> Data)
>
> What do you mean by model? If you mean is the glass of the original
> equipment on the NuArc 26-1k, I assume so, but can not be sure since
> I purchased the unit used several years ago. The tempered glass is
> replacement since the original was broken in shipment.
>
> NuArc sells a GA-114 mercury vapor bulb for the 16-1k. I am currently
> using in the machine a USHIO metal halide lamp (see SPD in the
> appendix on UV light in Dick Arentz' book). This light is not
> recommend by NuArc, but works in my unit same as the mercury vapor
> lamp. The SPD charts for the two lamps are virtually identical.
>
> Sandy
>
>
>
>
>
>
>
> >Is that the NuArc model? What lamp are they burning?
> >
> >Eric Neilsen Photography
> >4101 Commerce Street, Suite 9
> >Dallas, TX 75226
> >214-827-8301
> >http://ericneilsenphotography.com
> >> -----Original Message-----
> >> From: Sandy King [mailto:sanking@clemson.edu]
> >> Sent: Saturday, November 19, 2005 1:22 PM
> >> To: alt-photo-process-l@sask.usask.ca
> >> Subject: Re: REPLY: FROM NuArc was PPG Starphire Glass ( ??
> >> Questioning My Data)
> >>
> >> The thickness of the glass on my NuArc 26-1k is 1/4". The
> >> tempered
> >> glass shield is 3/32".
> >>
> >> Sandy
> >>
> >> >DEAR ERIC,
> >> > I didn't ask thickness but I can measure it when I go to my
> >> >darkroom next
> >> >week.
> >> > CHEERS!
> >> > BOB
> >> >
> >> > Please check my website: http://www.bobkiss.com/
> >> >
> >> >-----Original Message-----
> >> >From: Eric Neilsen [mailto:e.neilsen@worldnet.att.net]
> >> >Sent: Saturday, November 19, 2005 1:57 PM
> >> >To: alt-photo-process-l@sask.usask.ca
> >> >Subject: RE: FROM NuArc was PPG Starphire Glass ( ??
> >> Questioning My Data)
> >> >
> >> >Bob, Did they tell you, or do you know how thick it is?
> >> >
> >> >Eric Neilsen Photography
> >> >4101 Commerce Street
> >> >Suite 9
> >> >Dallas, TX 75226
> >> >http://e.neilsen.home.att.net
> >> >http://ericneilsenphotography.com
> >> >
> >> >> -----Original Message-----
> >> >> From: BOB KISS [mailto:bobkiss@caribsurf.com]
> >> >> Sent: Saturday, November 19, 2005 10:03 AM
> >> >> To: alt-photo-process-l@sask.usask.ca
> >> >> Subject: FROM NuArc was PPG Starphire Glass ( ??
> >> Questioning My Data)
> >> >>
> >> >> DEAR LIST,
> >> >> I don't know if this is useful to anyone but I
> >> received a reply to a
> >> >> question I sent to NuArc Tech services. They stated that
> >> they use
> >> >> "standard" glass but make sure it is perfect, i.e. no
> >> bubbles or ripples
> >> >> in
> >> >> it.
> >> >> CHEERS!
> >> >> BOB
> >> >>
> >> >> Please check my website: http://www.bobkiss.com/
> >> >>
> >> >> -----Original Message-----
> >> >> From: Eric Neilsen [mailto:e.neilsen@worldnet.att.net]
> >> >> Sent: Thursday, November 17, 2005 11:37 PM
> >> >> To: alt-photo-process-l@sask.usask.ca
> >> >> Subject: PPG Starphire Glass ( ?? Questioning My Data)
> >> >>
> >> >> After last nights back and forth, I was indeed going to
> >> call PPG.
> >> >>
> >> >> This required all of 3 minutes and a short wait for a
> >> return call. I
> >> >> received a call back from Penny Bridges. She has since
> >> faxed to me data
> >> >> for
> >> >> both the Starphire glass and SOLARPHIRE glass. The thinnest
> >> that the
> >> >> Starphire is listed as being manufactured is 1/8" or 3.3mm
> >> and all the way
> >> >> up to 3/4. The data sheets do differ somewhat from those I
> >> received in
> >> >> 1992
> >> >> as one would expect; most businesses update their
> >> literature. I received
> >> >> separate sheets for 4mm and 8mm and this one combines the
> >> information and
> >> >> transmission data in 10nm increments and only shows
> >> transmission data for
> >> >> a
> >> >> glass with a thickness of 5.66mm. It does not show up on
> >> the available
> >> >> sizes
> >> >> but that is what is referred to in the chart.
> >> >>
> >> >> While it does not match my data, as one would expect from
> >> different
> >> >> thickness of glass, it does come darn close to the 4mm data
> >> that I have.
> >> >> It
> >> >> is not what I believe to be true as Sandy indicated in his
> >> email, but what
> >> >> I
> >> >> know to be true based on the manufactures data. Penny said
> > > that they have
> >> >> not changed it since they first starting making it but do
> >> offer a coating.
> >> >>
> >> >> It took very me little effort and would certainly have been
> >> something that
> >> >> I
> >> >> would have done if I were to include test information about
> >> a type glass
> >> >> in
> >> >> a book : ) But wait, that is what I DID back in 1992. It
> >> appears in my
> >> >> book
> >> >> on platinum printing. I don't site all the data. But do
> >> talk about why and
> >> >> when one might benefit from using it.
> >> >>
> >> >>
> >> >> This data also talks about the infrared quality of the
> >> glass. I have not
> >> >> studied gum like I have studied platinum/palladium
> >> printing. It may be
> >> >> that
> >> >> Judy's experience with Starphire has something to do with
> >> other
> >> >> characteristics of the glass that are not beneficial to the
> >> chemistry she
> >> >> used.
> >> >>
> >> >>
> >> >> At this moment, I can't lay my hands on them which does
> >> bother me. I took
> >> >> them out of my notes to make copies for some students and
> >> can't locate
> >> >> them.
> >> >> I do however, have the data for the 4mm which is what Sandy
> >> googled.
> >> >>
> >> >> I will however, be glad to post PDF's of the documents
> >> after I receive
> >> >> them
> >> >> in the mail. The faxes are OK, but I'd rather wait at least
> >> until I have a
> >> >> chance to print them with my higher quality printer. I am
> >> sure she'll fax
> >> >> them to you too Sandy.
> >> >>
> >> >> The PPG web site that I posted last night has their phone
> >> number. I
> >> > > suggest
> >> >> calling them.
> >> >>
> >> >>
> >> >>
> >> >>
> >> >> Eric Neilsen Photography
> >> >> 4101 Commerce Street, Suite 9
> >> >> Dallas, TX 75226
> >> >> 214-827-8301
> >> >> http://ericneilsenphotography.com
> >> >>
> >> >>
> >> >>
> >> >>
Received on Sat Nov 19 20:38:31 2005

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