IPB

Welcome Guest ( Log In | Register )

3 Pages V   1 2 3 > Start new topic
> Home Built Optical Planetariums
    Topic Title Replies Topic Starter Views Last Action
No new Pinned
Pinned: Topic has attachmentsBulb Table
Lamp Data
17 Ken Miller 6,861 5th March 2015 - 10:56 AM
Last post by: Ron Walker
No New Posts Pinned
Pinned: Drill Bit Table for Star Holes
How Low Can You Go!
4 mrgare5050 5,377 26th August 2008 - 07:33 PM
Last post by: ltkhoover
Forum Topics
No new  
Topic has attachmentsFrom: Jamie's Planetarium  * 123» 13
From Topic ID: 25344
243 Philostopher1 15,008 Yesterday, 02:07 PM
Last post by: Philostopher1
No new  
Topic has attachmentswhat is it all about...?
strange fascination about the stars inside a room
14 Bossard 4,255 13th April 2019 - 09:45 PM
Last post by: Ron Walker
No new  
21 Scott T 2,521 23rd March 2019 - 02:21 PM
Last post by: Philostopher1
No New Posts  
Topic has attachmentsWho built this?
Home made Star projector UK
6 Philostopher1 797 13th March 2019 - 10:08 PM
Last post by: Ron Walker
No New Posts  
Topic has attachmentsJamie's Planetarium MKII
A fully optical projector
4 Philostopher1 338 13th March 2019 - 09:50 PM
Last post by: Ron Walker
No New Posts  
4 beardless 194 5th December 2018 - 03:34 PM
Last post by: Ron Walker
No New Posts  
11 jmarmor 3,126 3rd October 2018 - 01:01 PM
Last post by: Ron Walker
No New Posts  
Topic has attachmentsPlanetarium Orrery Automata
Van Cleef and Arpels Planetarium \ Orrery Watch
10 Philostopher1 1,226 3rd July 2018 - 11:43 PM
Last post by: Philostopher1
No New Posts  
Topic has attachmentsStar Plates
Making star plates and Plotting to Truncated Icosahedron
7 Philostopher1 846 15th June 2018 - 05:57 PM
Last post by: Strgzr
No new  
19 Barnetarium 7,428 7th June 2018 - 01:29 PM
Last post by: mrgare5050
No new  
60 Tim Mitchell 27,792 24th April 2018 - 11:03 AM
Last post by: Ken Miller
No New Posts  
Topic has attachmentsDIY simple Lenses
Making lenses for better stars
13 Philostopher1 1,220 3rd April 2018 - 06:37 PM
Last post by: Philostopher1
No new  
Topic has attachmentsPin Hole Light source via LED  * 12
Cree LEDs, Smartphone lenses and light pipe homogenizers.
21 Philostopher1 2,827 19th February 2018 - 10:02 AM
Last post by: Ron Walker
No New Posts  
Who built this?
Home made Star projector UK
0 Philostopher1 505 3rd January 2018 - 03:55 PM
Last post by: Philostopher1
No New Posts  
Light Emitting Plasma Sources
Plasma emitters as potential point sources
1 Philostopher1 666 17th August 2017 - 10:42 AM
Last post by: Ron Walker
No New Posts  
Topic has attachmentsLEDs with hexagonal emitters
no square stars!
3 Philostopher1 833 10th August 2017 - 12:28 PM
Last post by: Ron Walker
No new  
56 Ron Walker 56,185 6th July 2017 - 10:57 AM
Last post by: Ron Walker
No New Posts  
1 heptacloro 894 16th December 2016 - 11:20 AM
Last post by: Ron Walker
No New Posts  
Topic has attachmentsNew Planetarium
From starball to operational planetarium
5 tomoarnold 3,475 29th April 2014 - 03:32 PM
Last post by: moonmagic
No New Posts  
Topic has attachmentsBulb question
what bulb is best for a small projector?
7 Ron Walker 3,793 21st April 2014 - 11:03 AM
Last post by: Ron Walker
No new  
16 Charlie Miller 5,931 4th November 2013 - 04:03 PM
Last post by: tomoarnold
No new  
Topic has attachmentsBuilding a home planetarium from scratch  * 123» 6
or, what possessed me to start this
119 Ron Walker 57,468 9th January 2013 - 10:44 AM
Last post by: Ron Walker
No new  
40 Ken Miller 26,968 27th December 2012 - 11:13 AM
Last post by: mrgare5050
No New Posts  
2 Charlie Miller 2,089 24th December 2012 - 10:46 AM
Last post by: Ron Walker
No new  
208 mrgare5050 245,552 19th October 2012 - 10:06 AM
Last post by: Ron Walker
No new  
Topic has attachmentsGerman youngsters win science fair with planetarium  * 12
homemade optical starball system
26 albert 16,729 18th August 2012 - 02:45 PM
Last post by: Ron Walker
No new
Topic has attachmentsModifying a Spitz Jr.  * 12
I am still not finding some basic information
29 flyboybc 16,582 7th August 2012 - 04:21 PM
Last post by: Ron Walker
No new  
Thoughts on building a star-cylinder projector
manuscript under development
17 Charlie Miller 7,246 20th September 2011 - 12:35 PM
Last post by: Ron Walker
3 Pages V   1 2 3 > Start new topic
1 User(s) are browsing this forum (1 Guests and 0 Anonymous Users)
0 Members:

New Posts  New Replies
No New Posts  No New Replies
Hot topic  Hot Topic (New)
No new  Hot Topic (No New) 
Poll  Poll (New)
No new votes  Poll (No New)
Closed  Locked Topic
Moved  Moved Topic
 



Remember these options

Lo-Fi Version Time is now: 19th April 2019 - 08:42 AM