[TechAssist] Re: Stupid Question Projo Screen
- From: "tony saracco" <tcselectronics@xxxxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 14 Nov 2003 08:28:14 -0600
It all makes perfect sense now.
thanks for the refresher lesson.
Tony Saracco
TCS ELECTRONICS
Elgin , IL 60120
847-695-1928
tcselectronics@xxxxxxxxxxxxxxxx
----- Original Message -----
From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, November 14, 2003 6:08 AM
Subject: [TechAssist] Re: Stupid Question Projo Screen
> Let me answer this as I did before on December 3, 2002. See the following
> excerpt I saved:
>
> Let me make this easy. The "front" or "outside" screen is called the
> lenticular screen because the straight lines that run top to bottom on
the
> surface of the outside are lenticules (defined as any of the tiny
> corrugations or grooves molded or embossed into the surface of a
projection
> screen ), hence the name lenticular. The "inside" is NOT a screen, it is a
> lens, hence the name fresnel lens (which is a point focus aspheric lens
> often used in lighthouse technology and the name was derived from Augustin
> Jean Fresnel who invented this lens in 1822). There is today's trivia
> lesson.
>
> Bob Waterman, CET® #RI-28
> Master Technician License #9109
> Service Manager / Parts Manager
> Gemini Computer, TV, & Security Alarms
> (508)695-7302
> (508)695-7769 FAX
> geminitv@xxxxxxxxxxxxxxxx
> geminitv@xxxxxxx
> www.geminicomputertvsecurityalarms.com
>
>
> ----- Original Message -----
> From: "tony saracco" <tcselectronics@xxxxxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, November 13, 2003 11:50 PM
> Subject: [TechAssist] Stupid Question Projo Screen
>
>
> > I'm having a senior moment here and cannot remember the proper name for
> the outside grooved screen on a projection TV. Is it the Lenticular or the
> Fresnel.
> > Tony Saracco
> > TCS ELECTRONICS
> > Elgin , IL 60120
> > 847-695-1928
> > tcselectronics@xxxxxxxxxxxxxxxx
> >
>
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