Optik

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Designa din egen Newton

Last post by AstroFriend « 2017-08-31 17:50:10
Replies: 13
by AstroFriend » 2017-08-23 16:11:01

13 Replies

7902 Views

Last post by AstroFriend
2017-08-31 17:50:10
Correct a SCT with coma corrector ?

Last post by AstroFriend « 2017-08-04 01:01:10

by AstroFriend » 2017-08-04 01:01:10

0 Replies

3472 Views

Last post by AstroFriend
2017-08-04 01:01:10
Medium format optik

Last post by AstroFriend « 2017-07-25 10:24:10

by AstroFriend » 2017-07-25 10:24:10

0 Replies

3267 Views

Last post by AstroFriend
2017-07-25 10:24:10
Hjälp med val av reducer..

Last post by AstroFriend « 2017-07-05 20:24:57
Replies: 1
by taipan » 2017-07-05 16:32:32

1 Replies

3385 Views

Last post by AstroFriend
2017-07-05 20:24:57
Motverka ögats åldring

Last post by AstroFriend « 2017-06-28 16:12:17
Replies: 2
by AstroFriend » 2017-06-26 15:44:44

2 Replies

3964 Views

Last post by AstroFriend
2017-06-28 16:12:17
Schlieren photography, DIY

Last post by AstroFriend « 2017-06-21 22:07:59

by AstroFriend » 2017-06-21 22:07:59

0 Replies

3387 Views

Last post by AstroFriend
2017-06-21 22:07:59
Dålig fokus vid högre förstoring med ett Newton

Last post by nilsolof « 2017-05-27 21:39:32
Replies: 14
by commonswift » 2017-05-16 12:07:02

14 Replies

14167 Views

Last post by nilsolof
2017-05-27 21:39:32
Cat Eye auto kolliminatorn

Last post by Håkan N « 2017-05-04 14:40:55
Replies: 4
by Håkan N » 2017-05-02 12:28:29

4 Replies

5015 Views

Last post by Håkan N
2017-05-04 14:40:55
Docter 12.5 mm okular

Last post by Håkan N « 2017-05-04 12:14:21

by Håkan N » 2017-05-04 12:14:21

0 Replies

3442 Views

Last post by Håkan N
2017-05-04 12:14:21
Okular för planeter

Last post by Håkan N « 2017-05-01 23:41:04
Replies: 2
by Håkan N » 2017-05-01 14:55:29

2 Replies

3806 Views

Last post by Håkan N
2017-05-01 23:41:04
Dålig skärpa

Last post by Bengt « 2017-04-24 19:13:17
Replies: 5
by Ulltand » 2017-04-23 13:53:35

5 Replies

5607 Views

Last post by Bengt
2017-04-24 19:13:17
3" paracorr visuellt bruk

Last post by Håkan N « 2017-04-04 03:11:43
Replies: 22
by Håkan N » 2017-02-01 18:03:30
1

2
22 Replies

14900 Views

Last post by Håkan N
2017-04-04 03:11:43
diagonaler

Last post by Håkan N « 2017-03-22 00:03:52

by Håkan N » 2017-03-22 00:03:52

0 Replies

3424 Views

Last post by Håkan N
2017-03-22 00:03:52
Lös primärspegel

Last post by Bengt « 2017-03-20 17:56:22
Replies: 1
by lage » 2017-03-20 17:34:30

1 Replies

3440 Views

Last post by Bengt
2017-03-20 17:56:22
Nikon wide field okular

Last post by Håkan N « 2017-03-17 14:49:23
Replies: 6
by Håkan N » 2017-03-06 16:34:18

6 Replies

5254 Views

Last post by Håkan N
2017-03-17 14:49:23
Beläggning

Last post by Håkan N « 2017-02-08 01:41:08
Replies: 2
by gaidash » 2017-02-06 14:01:43

2 Replies

3722 Views

Last post by Håkan N
2017-02-08 01:41:08
Big Kahua 41.5 tum i Finland

Last post by Håkan N « 2017-01-29 18:52:33

by Håkan N » 2017-01-29 18:52:33

0 Replies

3031 Views

Last post by Håkan N
2017-01-29 18:52:33
Behöver jag en koma korrektor?

Last post by Hans Bengtsson « 2017-01-25 20:14:08
Replies: 3
by Björn » 2017-01-25 15:04:50

3 Replies

4002 Views

Last post by Hans Bengtsson
2017-01-25 20:14:08
UPCO Optics spegel

Last post by Hans Bengtsson « 2017-01-19 11:57:03
Replies: 4
by Torbjörn » 2017-01-18 21:52:15

4 Replies

4048 Views

Last post by Hans Bengtsson
2017-01-19 11:57:03
Barlowlins VS "Riktig brännvid"

Last post by Bengt « 2016-12-30 10:19:22
Replies: 8
by Zeke Varg » 2016-12-29 14:16:54

8 Replies

6054 Views

Last post by Bengt
2016-12-30 10:19:22
Astrofoto med gammal kameraoptik och filtermodifiering

Last post by AstroFriend « 2016-12-24 11:58:27
Replies: 4
by AstroFriend » 2016-12-23 22:52:42

4 Replies

3370 Views

Last post by AstroFriend
2016-12-24 11:58:27
Three Inch Flattener project

Last post by AstroFriend « 2016-12-21 20:54:35
Replies: 9
by AstroFriend » 2016-11-23 20:01:01

9 Replies

6406 Views

Last post by AstroFriend
2016-12-21 20:54:35
Stor skillnad mellan komakorrektorer?

Last post by AstroFriend « 2016-12-07 02:22:24
Replies: 5
by Trollsvans » 2016-12-06 14:22:20

5 Replies

5420 Views

Last post by AstroFriend
2016-12-07 02:22:24
Flat lens

Last post by AstroFriend « 2016-12-05 10:43:02
Replies: 2
by AstroFriend » 2015-03-11 16:22:29

2 Replies

3119 Views

Last post by AstroFriend
2016-12-05 10:43:02
Cls filter clips in problem

Last post by AstroFriend « 2016-09-24 12:55:58
Replies: 57
by bjorsa » 2014-12-13 10:57:29
1

2

3

4
57 Replies

29829 Views

Last post by AstroFriend
2016-09-24 12:55:58
Temperaturvariationer och optik

Last post by Bengt « 2016-09-23 08:38:27
Replies: 7
by AstroFriend » 2016-09-21 08:36:41

7 Replies

4094 Views

Last post by Bengt
2016-09-23 08:38:27
Sigma APO 150mm, f2.8 fundering och enkelt test

Last post by AstroFriend « 2016-09-13 15:18:07
Replies: 4
by AstroFriend » 2015-12-29 23:00:55

4 Replies

4923 Views

Last post by AstroFriend
2016-09-13 15:18:07
Okular av märket Paracor

Last post by Hans Bengtsson « 2016-09-07 00:20:25
Replies: 10
by Håkan N » 2016-09-06 11:27:32

10 Replies

5048 Views

Last post by Hans Bengtsson
2016-09-07 00:20:25
Tumavtryck på insidan..

Last post by sollerön « 2016-09-01 22:42:46
Replies: 2
by sollerön » 2016-08-31 19:57:58

2 Replies

2704 Views

Last post by sollerön
2016-09-01 22:42:46
hjälp med kollimering utav mak newton 190

Last post by Frost « 2016-08-30 16:28:23

by Frost » 2016-08-30 16:28:23

0 Replies

2104 Views

Last post by Frost
2016-08-30 16:28:23
Val av okular och linser

Last post by Rohobinio « 2016-08-24 06:30:09
Replies: 9
by Trollsvans » 2016-03-09 15:26:50

9 Replies

6645 Views

Last post by Rohobinio
2016-08-24 06:30:09
teleskop/kamera fov i Excel

Last post by AstroFriend « 2016-08-11 14:00:40
Replies: 20
by AstroFriend » 2014-10-11 09:14:45
1

2
20 Replies

16614 Views

Last post by AstroFriend
2016-08-11 14:00:40
Canon FD-objektiv till EOS-kamera?

Last post by AstroFriend « 2016-07-18 16:51:56
Replies: 9
by Martin F » 2016-07-16 18:45:11

9 Replies

4926 Views

Last post by AstroFriend
2016-07-18 16:51:56
Televue DeLite EP

Last post by Bengt « 2016-07-13 08:56:07
Replies: 1
by Håkan N » 2016-07-12 22:32:55

1 Replies

2338 Views

Last post by Bengt
2016-07-13 08:56:07
Hur flyttar en Barlow fokus?

Last post by hbar « 2016-05-21 18:53:37
Replies: 3
by taipan » 2016-05-21 14:33:29

3 Replies

4192 Views

Last post by hbar
2016-05-21 18:53:37
Barlow + Kamera

Last post by Jim « 2016-05-19 22:59:27
Replies: 11
by Jim » 2016-05-18 17:32:33

11 Replies

5828 Views

Last post by Jim
2016-05-19 22:59:27
Powermate?

Last post by hbar « 2016-04-28 00:00:56
Replies: 6
by taipan » 2016-04-26 17:33:39

6 Replies

4405 Views

Last post by hbar
2016-04-28 00:00:56
Tele Vue eller kopia?

Last post by OlofH « 2016-04-27 09:28:57
Replies: 7
by OlofH » 2016-04-26 22:44:21

7 Replies

5149 Views

Last post by OlofH
2016-04-27 09:28:57
Carl Zeiss AS 110 1650 mm värdering

Last post by Astrojohan « 2016-04-18 19:42:43
Replies: 2
by Astrojohan » 2016-04-15 20:42:36

2 Replies

2853 Views

Last post by Astrojohan
2016-04-18 19:42:43
Transmission optik/kamera

Last post by AstroFriend « 2016-03-16 13:03:38

by AstroFriend » 2016-03-16 13:03:38

0 Replies

1963 Views

Last post by AstroFriend
2016-03-16 13:03:38
Ny teknik för linser

Last post by AstroFriend « 2016-02-16 14:30:18

by AstroFriend » 2016-02-16 14:30:18

0 Replies

1953 Views

Last post by AstroFriend
2016-02-16 14:30:18
Spegeln verkar sitta löst

Last post by megmar « 2016-02-14 23:43:09
Replies: 18
by Lars-Gunnar » 2016-01-31 20:14:56
1

2
18 Replies

9737 Views

Last post by megmar
2016-02-14 23:43:09
Canon EF lens control

Last post by AstroFriend « 2016-02-13 02:13:28

by AstroFriend » 2016-02-13 02:13:28

0 Replies

1426 Views

Last post by AstroFriend
2016-02-13 02:13:28
Priskoll Canon EF 70-200 2.8 L USM

Last post by Quilding « 2016-02-03 18:04:12
Replies: 2
by Quilding » 2016-02-03 08:24:31

2 Replies

2435 Views

Last post by Quilding
2016-02-03 18:04:12
Nåt är konstigt här,F5 newton.

Last post by sollerön « 2016-01-31 19:22:17
Replies: 16
by sollerön » 2016-01-28 19:19:34
1

2
16 Replies

7105 Views

Last post by sollerön
2016-01-31 19:22:17
Coma Corrector SCT

Last post by Fredrikdb « 2016-01-30 17:02:48
Replies: 2
by Fredrikdb » 2016-01-26 18:43:20

2 Replies

2486 Views

Last post by Fredrikdb
2016-01-30 17:02:48
Jakten på röda fläcken...

Last post by sollerön « 2015-12-25 20:41:56
Replies: 9
by sollerön » 2015-12-19 20:39:20

9 Replies

5737 Views

Last post by sollerön
2015-12-25 20:41:56
Söker fokuseringsadapter

Last post by Repaterion « 2015-12-15 17:44:14
Replies: 7
by Repaterion » 2015-12-12 17:19:14

7 Replies

3764 Views

Last post by Repaterion
2015-12-15 17:44:14
Stjärndiagonal

Last post by sollerön « 2015-12-12 19:27:14
Replies: 5
by sollerön » 2015-12-12 08:50:19

5 Replies

3523 Views

Last post by sollerön
2015-12-12 19:27:14
Köpa glas

Last post by stoffe « 2015-12-06 20:48:24
Replies: 6
by drobban » 2015-12-03 20:40:52

6 Replies

4465 Views

Last post by stoffe
2015-12-06 20:48:24

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