TALScopes : TAL Telescopes

Activity within 7 days:

(No Activity)

Description

Discussion group for Owners and Makers of Novosibirsk TAL Astronomical Telescopes and Invited Guests Only.

NEW members are placed in moderation when they first sign up. They are allowed unrestricted posting as soon as they post their first message (as long as it's not spam).

This method works very well to keep spammers off. I usually have to bump off about 5 a month. The down side is the delay for new users and the work created for myself and TALScopes two moderators. It is also faster and less embarassing.

Messages

Topics

Advanced

Start Topic

Most Recent Messages

(View All)

Re: Finally a new focusser on my TAL200K I have installed the berlebach adaptor and the crawmach elp focuser. The secondary mirror does indeed need to be shifted down to increase backfocus. Due to the Posted - Tue Jun 11, 2013 12:21 pm	postmanpat2 Send Email
Re: What to do about my 200K... Hi. In the past, I've used my 200K on a heavy duty alt/az mount with tripod. Worked beautifully and was quick & easy to set up/transport. Andy Posted - Tue Jun 11, 2013 10:32 am	andrew554495 Send Email
Re: 200K : Little spots on secundairy mirror, how to remove ? Hi. The mirror and lens in the secondary are carefully set and aligned at the factory, so I don't think I'd recommend taking it apart. Unless the secondary Posted - Tue Jun 11, 2013 10:27 am	andrew554495 Send Email
Re: Finally a new focusser on my TAL200K Hi. A 2" mirror diagonal uses up to an extra 40mm of available focus, compared to the stock Tal 1.25" one. At least that's what I've found with my gear and Posted - Tue Jun 11, 2013 10:23 am	andrew554495 Send Email
Re: Finally a new focusser on my TAL200K I'm still considering putting the Berlebach adaptor and the Crawmach elp crayford. Is using a 2" diagonal not possible because of lightpath length? I would Posted - Wed Jun 5, 2013 5:16 pm	Robert hyranscolde Send Email
Add TALScopes to your personalized My Yahoo! page What's This?

Message History

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2013	29	30	19	5	2	37
2012	15	12	4	11	22	112	13	14	15	40	6	23
2011	5	1	5	41	14	19	1	21	19	9	4	34
2010	28	3	16	5		2	6	44	23	3
2009	11		19	18	4			3	3	140	16	6
2008	16	41	33	51	32	7	6	7	17	35	3	2
2007	28	42	24	26	23	16	6	18	1	1	43	18
2006	151	103	94	78	76	79	16	43	53	57	55	48
2005	173	127	74	107	77	54	102	84	68	78	138	82
2004	160	215	130	238	153	207	165	187	186	119	223	108
2003	120	169	133	158	131	81	77	168	138	259	130	165
2002	903	307	251	240	295	311	159	177	191	141	220	146
2001	57	266	255	389	226	618	258	296	200	283	304	304

Yahoo! Groups

Breaking News Visit Yahoo! News for the latest.

The Yahoo! Groups Product Blog

Check it out!

Group Information

Yahoo! Groups Tips

Did you know...

Home

Activity within 7 days:

Description

Most Recent Messages

Message History