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- Path: sparky!uunet!wupost!emory!gatech!asuvax!ncar!noao!amethyst!organpipe.uug.arizona.edu!canopus.as.arizona.edu!dave
- From: dave@canopus.as.arizona.edu (David A. Harvey)
- Newsgroups: sci.astro
- Subject: Prism Diagonals vs. Mirror Diagonals
- Message-ID: <1992Nov17.202457.10444@organpipe.uug.arizona.edu>
- Date: 17 Nov 92 20:24:57 GMT
- Sender: news@organpipe.uug.arizona.edu
- Distribution: usa
- Organization: University of Arizona, Tucson, AZ
- Lines: 18
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-
- All you opticians out there -
-
- I'm confused. Reading some of the ads in Orion Mail Order Catalog, I get
- the impression that Coated prism diagonals for telescopes are "better" than
- First Surface diagonals.
-
- Is this true? If so - why. What should I buy? How much should I expect to
- spend?
-
- D. Harvey
- Steward Center for Orbital Mechanics
- Steward Observatory
- University of Arizona
- Tucson, AZ. 85721
-
- Voice: (602) 621-3648
- Internet: dharvey@as.arizona.edu
-