[rollei_list] Re: Heidoscope and Astro Stereo Glass Plate Club
- From: Laurence Cuffe <cuffe@xxxxxxx>
- To: rollei_list@xxxxxxxxxxxxx
- Date: Mon, 06 Apr 2009 08:53:47 -0400
On Saturday, April 04, 2009, at 04:23PM, "Mark Rabiner" <mark@xxxxxxxxxxxxxxxx>
wrote:
>I thought you wait for the earth to get to the other half of it's orbit
>around the sun and shoot it then?
>Like around 182.5 days later!?!?
>
>Or nights
>
>
>Mark William Rabiner
About
(365.256 363 051)/2 days later
best results would be obtained if you take the first photograph on the 4th of
January when the earth is closest to the sun this year.
All the best
Larry Cuffe
>
>
>
>> From: John Wild <jwild@xxxxxxxxxxxxxxxxxxxxxx>
>> Reply-To: <rollei_list@xxxxxxxxxxxxx>
>> Date: Sat, 04 Apr 2009 10:59:15 +0100
>> To: <rollei_list@xxxxxxxxxxxxx>
>> Conversation: Heidoscope and Astro Stereo Glass Plate Club
>> Subject: [rollei_list] Heidoscope and Astro Stereo Glass Plate Club
>>
>> Frederic,
>>
>> The trouble is, I have not been able to find two optically matched 12²
>> reflector telescopes to attach successfully to my Heidoscope. The inter-lens
>> spacing on the camera is too narrow for the telescopes. I have just reverted
>> to setting the two telescopes up, four feet apart, attaching the camera to
>> one using one lens (with the other blanked off), take a photograph, quickly
>> removing the camera, attaching it to the second telescope with the second
>> lens (first lens blanked off) and taking a second photograph. I have found
>> that the results are a bit ?eye squinting¹. ;-)
>>
>> However, my 6x13 Heidoscope does have a very ingenious design, enabling the
>> plate magazine to hold ten glass plates and then to change them over on a
>> ?push-me-pull-you¹ system. It also came with a bespoke roll film back (not
>> the Rollei one) and it takes very good stereo transparencies on 120 film,
>> considering its age and simplicity of the dual air damper shutter. The
>> viewfinder is dark but the little spirit level is very useful for keeping it
>> ?on the straight and narrow¹. I am looking for a similar back for my 45x107
>> baby Heidoscope so I can use it with 127 film.
>>
>> The baby Heidoscope only came with a single plate back but thinking about
>> it, I could probably use it ?as is¹ to take astro stereo glass plate images
>> using my two matching pocket micro-telescopes. ;-)
>>
>> John
>>
>>
>> On 03/04/2009 19:00, "Frederic" <fsilberman@xxxxxxx> wrote:
>>
>>>
>>>> How about a stereo glass plate club?
>>>>
>>>> Inquiring Rabiners want to know.
>>>>
>>>> Who would be into this stuff people involved with Astro photography?
>>>> It think it might be those guys.
>>>
>>> Hi Mark,
>>>
>>>
>>> You must mean the right:)
>>> Frederic
>>>
>>> Frederic
>>> President
>>> Astro Stereo Glass Plate Club
>>> ASGC
>>>
>>>
>>>
>>
>
>
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