The Astro-Photography Mailing List ... I don't know how much the difference between 8 and 10% would change the hypering time. Hypering in pure hydrogen does...
Michael Gregory
mikeg@...
May 1, 1999 7:49 pm
21862
The Astro-Photography Mailing List ... Blair, I believe that the Lumicon kit is 8% hydrogen, though I agree with Michael that it probably won't make much...
Jason Lewis
jle667@...
May 1, 1999 9:50 pm
21863
The Astro-Photography Mailing List ... Hello, here are an answer to several comments about my works. First of all, thanks to everyone who sent nice comments ...
LEGAULT Thierry
legault@...
May 2, 1999 12:47 am
21864
The Astro-Photography Mailing List ... Mike, in your post about hypering gas you stated you purge your developer storage bottles with N2. I assume this is to...
Clymer, Jeff
clymer@...
May 2, 1999 12:53 am
21865
The Astro-Photography Mailing List ... Yes, I am learning about this (with tri-color Tec Pan). The same problems are there for it as for tri-color CCD. For...
Bobby Middleton
bobbym@...
May 2, 1999 1:05 am
21866
The Astro-Photography Mailing List ... Thierry makes an excellent and often overlooked point that can be applied to analog as well as digital imaging. Thanks...
John Gleason
dvj@...
May 2, 1999 1:05 am
21867
The Astro-Photography Mailing List ... Would someone let me know more about Picture Window? Who publishes? Street price? etc. Also would like the URL for the...
Jim Segars
jimseg@...
May 2, 1999 1:12 am
21868
The Astro-Photography Mailing List ... Picture Window URL- http://www.dl-c.com/ Who publishes it- Digital Light & Color Price- $39.95 APML archives URL-...
Rick & Melissa
rmkeil@...
May 2, 1999 1:17 am
21869
The Astro-Photography Mailing List ... Who makes a good, simple, reliable, 48mm filter slider or wheel for a 2" focuser? Thanks, Blair Batty Simcoe, ON...
Blair Batty
bbatty@...
May 2, 1999 1:20 am
21870
The Astro-Photography Mailing List ... Optec makes a 3-filter motorized slider for 48mm filters. See http://www.optecinc.com/astronomy/products/maxfilter.html ...
Wil Milan
wmilan@...
May 2, 1999 2:29 am
21871
The Astro-Photography Mailing List ... Jeff, ... Correct. ... I haven't run any serious tests, but it extends the life of the working solutions significantly....
Michael Gregory
mikeg@...
May 2, 1999 2:30 am
21872
The Astro-Photography Mailing List ... Hello all, I will be outfitting a darkroom shortly and was wondering if anyone has come across problems/issues in the...
Matt Considine
mconsidine@...
May 2, 1999 2:30 am
21873
The Astro-Photography Mailing List ... I would be intrestered in hearing from anyone with an OM1 who has tried the B&K Astrofocuser. How well does it work? ...
karl e. miller
KarlMiller@...
May 2, 1999 2:43 am
21874
Karl, I find the B K Astrofocuser to be as advertised. It makes the OM-1 easy to focus, used in conjunction with the Beattie Intense screen. I don't have any...
Joe Celmer
celstar@...
May 2, 1999 3:39 am
21875
The Astro-Photography Mailing List ... I use the collapsible containers and I've found they tend to leak and expand over time. The solution is to put rubber...
Chuck Vaughn
aa6g@...
May 2, 1999 4:43 am
21876
The Astro-Photography Mailing List ... Hi, choosing a refractor as guidescope, what would be the minimum aperture and focal lenght required to guide with an...
Alfredo Zanazzo
alferd@...
May 2, 1999 6:03 am
21877
The Astro-Photography Mailing List ... the ... Karl, I have a B&K AstroFocuser for my OM-1n and it works pretty good. You just hook it to your camera, slide in...
Mike Rogers
mrogers@...
May 2, 1999 7:09 am
21878
The Astro-Photography Mailing List ... Jim, the astro version (PW 2.5 pro) is a beta version. You can get it downloaded via request after you are a registered ...
Bobby Middleton
bobbym@...
May 2, 1999 11:13 am
21879
The Astro-Photography Mailing List ... Sorry for the late reply. Unfortunately I was too busy to answer instantly (pre-holiday-rush :-)!). My 1998 work yielded...
Reinhard Ilk
ilkr@...
May 2, 1999 12:05 pm
21880
The Astro-Photography Mailing List ... With an 80mm F5 refractor (400mm focal length) the ST4 will give you 1.6Arcseconds per display digit. I think this is...
Herm
hermperez@...
May 2, 1999 12:31 pm
21881
The Astro-Photography Mailing List ... You are certainly right, Chuck, but - to all darkroom beginners: 1. Developer is cheap. 2. Fixer is cheap, too. 3....
Reinhard Ilk
ilkr@...
May 2, 1999 1:01 pm
21882
The Astro-Photography Mailing List ... Reinhard, Yes, I would be very interested in results from unhypered E200. If you have extra time two other interesting...
Wil Milan
wmilan@...
May 2, 1999 1:52 pm
21883
The Astro-Photography Mailing List ... Thanks Mike. I've been wanting to develop my own negatives for some time now but haven't because of the short life of...
Clymer, Jeff
clymer@...
May 2, 1999 1:59 pm
21884
The Astro-Photography Mailing List ... Reinhard, I agree. I make up new chemicals every month when I'm photographing each month. I make up 16oz of D19 at a...
Chuck Vaughn
aa6g@...
May 2, 1999 2:42 pm
21885
The Astro-Photography Mailing List ... Joe, Thanks. But what is a Beattie screen? Is that made by Olympus? thanks, Karl...
karl e. miller
KarlMiller@...
May 2, 1999 3:17 pm
21886
The Astro-Photography Mailing List ... Following Joe Pedit's experience I went into a local camera store where they had a large collection of used 49mm UV...
Philip Perkins
philip@...
May 2, 1999 3:21 pm
21887
The Astro-Photography Mailing List ... The URL below will direct you to a series of images of Spica taken on May 1. Nothing special about Spica except that it...
Donn Starkey
starkey@...
May 2, 1999 4:28 pm
21888
The Astro-Photography Mailing List ... Hello everyone, Updated my Archives Page yesterday. Five new pix from the 8" f5 and five from the 14 1/2 f5 Newtonian. I...
Martin C Germano
mgermano@...
May 2, 1999 5:00 pm
21889
The Astro-Photography Mailing List ... Donn, This is a common problem with SCTs and was discussed some time ago on APML (See Dec 97 - "Blue Halo Mystery"...
Joseph Allan Pedit
jpedit@...
May 2, 1999 5:29 pm
21890
The Astro-Photography Mailing List ... Hello Donn: I have seen a similar doughnut of light when using film and long exposures. I noticed it with both my...
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