Re: another ref. index question

Article View: bit.listserv.confocal

Article #151

Back to bit.listserv.confocal Previous Next

#151

From: James Pawley
Date: Sat, 11 Mar 2000 00:00

28 lines
1772 bytes

>The absolute refractive index for pure water  is 1.33335 at 20 degrees
>C for sodium light, lambda = 5893 Angstrom units  - see The Rubber
>Handbook.
>By definition, the refractive index of vacuum is 1.000.
>So where was the value of 1.025 for sea water published?
>
>Colin Izzard
>
Hi Colin,

I interpreted the 1.025 number to be relative to distilled water.

Therefore the RI or sea water (depending on salt content) 1.025 x 1.333 =
1.3663

Does this sound right?

Cheers,

Jim P.
              ****************************************
Prof. James B. Pawley,    (on Sabbatical)       Ph.  61-2-9351-7548/2351
Room LG 10, Madsen Building, F-09,              FAX  61-2-9351-7682
University of Sydney, NSW, 2006 Australia       JBPAWLEY@FACSTAFF.WISC.EDU
Come to the 5th 3D Live-cell Microscopy Course, June 19-29, 2000, UBC, Canada.
Info and forms at: http://www.cs.ubc.ca/spider/ladic/course/bulletin.html
"A scientist is not one who can answer questions but one who can question
answers."       Theodore Schick Jr., Skeptical Enquirer, 21-2:39

Technical Details

Message-ID: <v04011712b4ef31bdd996@[129.78.149.128]>

Path: arc1-ca.pugleaf.net!unknown!not-for-mail

References: <200003101534.KAA15090@sarah.albany.edu>

Show Full Headers

Complete Article Headers

X-Google-Language: ENGLISH,ASCII-7-bit
X-Google-Thread: 114d69,88b3b58613661222
X-Google-Attributes: gid114d69,public
From: James Pawley <jbpawley@FACSTAFF.WISC.EDU>
Subject: Re: another ref. index question
Date: 2000/03/11
Message-ID: <v04011712b4ef31bdd996@[129.78.149.128]>
X-Deja-AN: 595879083
Sender: Confocal Microscopy List <CONFOCAL@LISTSERV.ACSU.BUFFALO.EDU>
References: <200003101534.KAA15090@sarah.albany.edu>
Content-Type: text/plain; charset="us-ascii"
X-Trace: 10 Mar 2000 18:10:10 -0500, 127.0.0.1
X-Gateway-From: add_from_switch_to_drobot
Mime-Version: 1.0
Reply-To: Confocal Microscopy List <CONFOCAL@LISTSERV.ACSU.BUFFALO.EDU>
Newsgroups: bit.listserv.confocal

Reply to Parent Message