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» Film-Tech Forum ARCHIVE   » Operations   » Film Handlers' Forum   » Neumade Lens Cleaner (Page 1)

 
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Author Topic: Neumade Lens Cleaner
Jeremy Weigel
Phenomenal Film Handler

Posts: 1062
From: Edmond, OK, USA
Registered: Mar 2007


 - posted 07-31-2007 05:56 PM      Profile for Jeremy Weigel   Email Jeremy Weigel   Send New Private Message       Edit/Delete Post 
I just received Neumade lens cleaner and so far I am not impressed with it. It leaves a cloudy film on the lenses and port glass. Anyone experience this?

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Gordon McLeod
Film God

Posts: 9532
From: Toronto Ontario Canada
Registered: Jun 99


 - posted 07-31-2007 09:52 PM      Profile for Gordon McLeod   Email Gordon McLeod   Send New Private Message       Edit/Delete Post 
I like Rosco Lens cleaner

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Mark Gulbrandsen
Resident Trollmaster

Posts: 16657
From: Music City
Registered: Jun 99


 - posted 08-01-2007 12:04 AM      Profile for Mark Gulbrandsen   Email Mark Gulbrandsen   Send New Private Message       Edit/Delete Post 
Roscoe is nothing more than diluted Windex.... The best lens cleaner for glass lenses is 50% alcohol and 50% MEK. Thats all we ever used when I worked at Canon.

Mark

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Paul Mayer
Oh get out of it Melvin, before it pulls you under!

Posts: 3836
From: Albuquerque, NM
Registered: Feb 2000


 - posted 08-01-2007 12:40 AM      Profile for Paul Mayer   Author's Homepage   Email Paul Mayer   Send New Private Message       Edit/Delete Post 
Never tried the Neumade stuff so can't say anything about it.
Some cleaners do leave a haze unless you really spend some time and lens tissue buffing it off.

Formula MC is what I've used for over 20 years on the most expensive of lenses, like $80,000 Fujinons. Highly recommended.

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Monte L Fullmer
Film God

Posts: 8367
From: Nampa, Idaho, USA
Registered: Nov 2004


 - posted 08-01-2007 12:41 AM      Profile for Monte L Fullmer   Email Monte L Fullmer   Send New Private Message       Edit/Delete Post 
..maybe not for cleaning lenses, but vinegar and water does WONDERS on regular glass esp with port windows. mix up a bottle of 3 to 4:1 mix of water and vinegar(regular vinegar is simply better since it's cheaper than cider vinegar..) and see how the glass can sparkle..

And, if you leave your car outside and the next door neighbor turns his sprinklers on and you got a good case of hard water spots.. straight vinegar out of the bottle on a dishrag eats up that hard water spots in nothing flat let alone cleaning up everything underneath all of the buildup that some cleaners can't remove.

..the same for front windows on your house..anything that has calcium buildup that the slight acid in vinegar can eat up .. just have to have a good tolerance of Vinegar smell - like opening up a can of film that's been in storage for a dozen years and has the classic VS aroma.

(and, if you get sunburnt, vinegar on a sunburn draws the heat away immediately even though you smell like pickle brine for awhle..lol)

-Monte

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Jeremy Weigel
Phenomenal Film Handler

Posts: 1062
From: Edmond, OK, USA
Registered: Mar 2007


 - posted 08-01-2007 01:02 AM      Profile for Jeremy Weigel   Email Jeremy Weigel   Send New Private Message       Edit/Delete Post 
quote: Paul Mayer
Some cleaners do leave a haze unless you really spend some time and lens tissue buffing it off.
Tried that to no avail. The only way I was able to get it off was to use some straight 91% alcolhol. Had been using what was left of the CPI cleaner that was left behind when Regal turned this theatre over to the new owners back in 2001(yes there was that much inventory left behind). When this theatre was part of the Litchfield theatre chain we used Rosco fluid and tissues, but our current vendor (UCS) doesn't carry it. Thankfully I only ordered a few bottles of the Neumade stuff.

quote: Mark Gulbrandsen
The best lens cleaner for glass lenses is 50% alcohol and 50% MEK.
Mark, where do you get MEK? And do you use 70% or 91% type Alcohol?

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Monte L Fullmer
Film God

Posts: 8367
From: Nampa, Idaho, USA
Registered: Nov 2004


 - posted 08-01-2007 03:43 AM      Profile for Monte L Fullmer   Email Monte L Fullmer   Send New Private Message       Edit/Delete Post 
quote:
to use some straight 91% alcohol
.. which is a substance forbidden in REG booths ... have to chek your REG booth manual for allowed substances ..

(side topic-what level of certification have Jeremy received so far?)

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Louis Bornwasser
Film God

Posts: 4441
From: prospect ky usa
Registered: Mar 2005


 - posted 08-01-2007 08:25 AM      Profile for Louis Bornwasser   Author's Homepage   Email Louis Bornwasser   Send New Private Message       Edit/Delete Post 
Hadden stocks Rosco cleaner. Louis

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Mark Gulbrandsen
Resident Trollmaster

Posts: 16657
From: Music City
Registered: Jun 99


 - posted 08-01-2007 08:44 AM      Profile for Mark Gulbrandsen   Email Mark Gulbrandsen   Send New Private Message       Edit/Delete Post 
Why not just stock bottles of Windex instead??

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Steve Guttag
We forgot the crackers Gromit!!!

Posts: 12814
From: Annapolis, MD
Registered: Dec 1999


 - posted 08-01-2007 11:17 AM      Profile for Steve Guttag   Email Steve Guttag   Send New Private Message       Edit/Delete Post 
Windex and Rosco are nowhere near the same Mark! I don't know where you got that but Rosco has been an Alcohol based cleaner for at least the last 30-year. Windex is an Amonia based cleaner. Guess again. (BTW...I just checked both Windex and Rosco cleaner...they remain completely different).

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Jeremy Weigel
Phenomenal Film Handler

Posts: 1062
From: Edmond, OK, USA
Registered: Mar 2007


 - posted 08-01-2007 01:20 PM      Profile for Jeremy Weigel   Email Jeremy Weigel   Send New Private Message       Edit/Delete Post 
quote: Monte L Fullmer
.. which is a substance forbidden in REG booths ... have to chek your REG booth manual for allowed substances ..

(side topic-what level of certification have Jeremy received so far?)

I was one of their first certified booth trainers when they first started their training certification program back in late 2000. I left them when they turned this theatre over to new owners in early 2001.

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David Stambaugh
Film God

Posts: 4021
From: Eugene, Oregon
Registered: Jan 2002


 - posted 08-01-2007 01:46 PM      Profile for David Stambaugh   Author's Homepage   Email David Stambaugh   Send New Private Message       Edit/Delete Post 
Windex ("Blue") MSDS. Ethylene glycol & alcohol-based. "Ammonia-like" odor but no mention of ammonia as an ingredient.

Of course there are many varieties of Windex but the "Blue" version is by far the most common.

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Steve Guttag
We forgot the crackers Gromit!!!

Posts: 12814
From: Annapolis, MD
Registered: Dec 1999


 - posted 08-01-2007 02:11 PM      Profile for Steve Guttag   Email Steve Guttag   Send New Private Message       Edit/Delete Post 
Interesting info there. It is mostly water with alcohol and ethelyne glycol mixed in...now I know where the "soapy" feel comes from...the anti-freeze...something the Rosco lens cleaner does not have.

Here is Rosco's MSDS sheet...note the MUCH higher alcohol ratio. Furthermore, ROSCO uses Ethanol versus Windex's isopropyl.

RSCO Lens Cleaner MSDS

Steve

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James Westbrook
Phenomenal Film Handler

Posts: 1133
From: Lubbock, Texas, Usa
Registered: Mar 2006


 - posted 08-01-2007 02:44 PM      Profile for James Westbrook   Email James Westbrook   Send New Private Message       Edit/Delete Post 
In the 80's, I used to get Kodak lens cleaner locally at the camera stores. Lens tissue, too.
Ben Kehe gave me a lesson on lens cleaning 101 when he saw me applying drops directly to the lens.(The Centurys at this location did not have turrets.)
Some yahoos around here used to use denatured alcohol and toilet tissue, but I refuse to do that.

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Josh Rosen
Film Handler

Posts: 49
From: Toronto, Ontario, Canda
Registered: May 2007


 - posted 08-01-2007 02:55 PM      Profile for Josh Rosen     Send New Private Message       Edit/Delete Post 
We just started using a bottle JackRoe lens cleaner and so far I have liked it. It doesn't seem to leave a residue and works quite well. I haven't tried it on the port glass yet, although the bottle says it is for lenses and projection portholes.

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