Catadioptric telescopes

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Catadioptric telescopes

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25 topics • Page 1 of 1

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First (day)light SCT EdgeHD 9.25"

Last post by yobbo89 « Tue Jan 21, 2020 2:32 pm
Replies: 10
by Bigzmey » Mon Jan 20, 2020 9:51 pm

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I was really hoping for some clear skies this weekend, but it did not happen. Well, at least it was not raining. :D

Wanted to test my new EdgeHD...

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nice images, who needs a zoom lense when ya have a 9.25 edge !

10 Replies

96 Views

Last post by yobbo89
Tue Jan 21, 2020 2:32 pm
C14

Last post by SkyHiker « Tue Jan 21, 2020 3:26 am
Replies: 7
by Mandrew » Mon Jan 20, 2020 6:27 am

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I have been using my 180mm Mak-Cass for Lunar photography, and want to go for the gusto. I am saving up foe a Celestron C14 Edge for serious work....

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Go for it and certainly get the Hyperstar so you can do DSOs with ease. Only if you can carry it and put on a mount of course.

7 Replies

86 Views

Last post by SkyHiker
Tue Jan 21, 2020 3:26 am
EDGE 1100HD vs Meade 12 F10 ACF

Last post by Bigzmey « Mon Jan 20, 2020 10:12 pm
Replies: 7
by DMouse » Sat Jun 29, 2019 4:55 pm

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So, I used to own a second hand EDGE1100HD, and it had some mirror flop issues, so I sold it. I am currently using an f4 12 inch newt, and find using...

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It seems that it is hit and miss with mirror flop. My 8 SCT (the newest model) has almost none, and older EdgeHD 9.25 has more. However, you can get...

7 Replies

393 Views

Last post by Bigzmey
Mon Jan 20, 2020 10:12 pm
6-inch Mak?

Last post by Makuser « Mon Jan 20, 2020 9:40 pm
Replies: 14
by pakarinen » Sat Aug 24, 2019 6:49 pm

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In the random churning of my idle brain, I’ve been thinking about a 6-inch Mak. I have 80mm and 120mm ST fracs and maybe a slower Mak would be a nice...

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Hello pakarinen. I started with a SkyWatcher C90 Mak, later moved up to an Orion 127 Mak, and finally to the Orion 170 Mak. The long focal length of...

14 Replies

501 Views

Last post by Makuser
Mon Jan 20, 2020 9:40 pm
Oh boy, oh boy, oh boy, oh boy!

Last post by Bigzmey « Mon Jan 20, 2020 6:47 pm
Replies: 32
by Bigzmey » Thu Jan 16, 2020 9:21 pm
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Look what came in the mail yesterday. :happy-jumpeveryone:

Edge-A.jpg

Edge-B.jpg

I have already attached my Baader BBHS diagonal to it. :D...

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Nice! I am saving up for an edge also!

Thanks Mandrew! Retail was too rich for me, so I gambled on a used one. The gamble paid off, the scope is...
32 Replies

393 Views

Last post by Bigzmey
Mon Jan 20, 2020 6:47 pm
As if I need a new telescope...

Last post by Voyageur « Sun Jan 19, 2020 4:42 pm
Replies: 47
by Lady Fraktor » Thu Jan 09, 2020 6:28 am
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This looks interesting

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For people in the USA they can be purchased through Teleskop-Service and at a slightly lower price for some reason:

Thanks, Gabby! Boy, that is...
47 Replies

708 Views

Last post by Voyageur
Sun Jan 19, 2020 4:42 pm
Winter viewing with an SCT

Last post by Glenbo58 « Sun Jan 12, 2020 12:39 am
Replies: 5
by Glenbo58 » Sat Jan 11, 2020 9:22 pm

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Hi everyone,

I live in the Muskokas of Ontaio Canada where the temperature can flux between +35.f to -15f. on a given day or evening this time of...

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Funny you should mention the VIixen VC200L, as there is one with a Sphinx goto mount for a really good price closeby. Did a rather extensive...

5 Replies

152 Views

Last post by Glenbo58
Sun Jan 12, 2020 12:39 am
Beginner looking for £200/£250 budget telescope

Last post by BigKahuna « Thu Jan 09, 2020 2:27 pm
Replies: 10
by samavfc123 » Mon Nov 25, 2019 12:42 pm

First post

Hi All,

Been looking for ages for a telescope within my £200 budget and been struggling. i found these teelscopes:

Celestron 31051 AstroMaster...

Last post

Have you considered the used market? I've had good luck this way. Some people buy telescopes and get bored with them right away. I purchased a Meade...

10 Replies

481 Views

Last post by BigKahuna
Thu Jan 09, 2020 2:27 pm
SCT Storage in Cold Weather

Last post by sdbodin « Wed Dec 11, 2019 9:37 pm
Replies: 8
by Graeme1858 » Tue Dec 10, 2019 8:17 pm

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With the impending cold weather I am concerned for the welfare of my telescope! In the summer I bought one of those garden storage mini shed things...

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I'll add that my PCs are not stored in the outside shed, but rather carried out for an imaging session. They work OK, but seem to not like the cold...

8 Replies

578 Views

Last post by sdbodin
Wed Dec 11, 2019 9:37 pm
RC Collimation

Last post by DMouse « Fri Nov 15, 2019 5:56 am
Replies: 7
by DMouse » Tue Oct 15, 2019 2:19 pm

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Hi, just got my first RC scope, 12 inch f8 truss tube. Anyway I already have a Hotech SCT collimator which I used on the EDGE110HD scope I had. The...

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Update - well I got my Howie Glatter laser collimator, and the square grid hologram attachment. This thing is awesome!! Aligning the mirrors was a...

7 Replies

740 Views

Last post by DMouse
Fri Nov 15, 2019 5:56 am
Focal Reducer Options for Meade ACF

Last post by mbenjaminz28 « Tue Oct 22, 2019 1:01 am
Replies: 1
by a100171 » Wed Aug 21, 2019 12:06 am

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I am hearing that there is going to be a modern focal reducer available for the Meade ACF line of scopes in a couple of months, hopefully around the...

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I use the optec Leptus .62 with good effect with my kaf8300 sensor on my meade 12 F8 acf.

1 Replies

249 Views

Last post by mbenjaminz28
Tue Oct 22, 2019 1:01 am
Post a Pic of your CAT.... SCT, MAK-Cass , D-K

Last post by Sky « Fri Oct 18, 2019 10:50 pm
Replies: 27
by Rainmaker » Thu Jun 20, 2019 1:13 pm
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I have heard someone say that a Picachu :roll: is worth a 1000 words so here is place you can post up some pictures of your Cat, Cass, Mak, DK etc...

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My Meade 12 LX200 Classic that's been in my garage rooftop ROR observatory for the past 18 years. It's proven to be an excellent and reliable imaging...
27 Replies

1424 Views

Last post by Sky
Fri Oct 18, 2019 10:50 pm
Omegon Maks?

Last post by Bigzmey « Mon Oct 14, 2019 10:31 pm
Replies: 1
by pakarinen » Mon Oct 14, 2019 4:07 pm

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Curious if anybody has experiences - pro or con - with Omegon Maks. I'm thinking the MightMak 90 might be good for some lunar observing. Gotta love...

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I assume shipping from Europe would run at least $50, for about $270 total. If you are looking specifically for a small Mak on a table top mount...

1 Replies

150 Views

Last post by Bigzmey
Mon Oct 14, 2019 10:31 pm
Collimation Proceedure

Last post by Piet Le Roux « Mon Oct 14, 2019 9:26 pm
Replies: 6
by Gulf Coast Guy » Fri Jun 28, 2019 12:04 am

First post

What does everyone use? This is mine.

Simple and quick. Saves a lot of that Center-Focus- recenter- re-focus... ad nauseum

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As far as SCT's go I don't know any other way to do it except I use a wooden stick, something like a chopstick, that I hold from the centre of the...

6 Replies

429 Views

Last post by Piet Le Roux
Mon Oct 14, 2019 9:26 pm
meade 12'' mirror alignments

Last post by JayTee « Sat Oct 12, 2019 8:53 pm
Replies: 3
by yobbo89 » Sat Oct 12, 2019 3:01 pm

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so i've pulled this scope apart to tighten the secondary holder and cleaned the corrector. since i replaced the secondary bolts i thought i'd give...

Last post

Naw, I made mine because of the whole idle hands thing, I just needed something to do. Plus, I had a spare pizza box top just screaming make me into...

3 Replies

187 Views

Last post by JayTee
Sat Oct 12, 2019 8:53 pm
Going in new direction for Meade 8"ACF, no longer considering LS mount

Last post by Bigzmey « Sat Oct 12, 2019 1:06 am
Replies: 2
by BruceHinton » Tue Oct 08, 2019 3:28 pm

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Hi all,

Maybe I should be placing this in the beginners' sub-forum, but here goes!

I just acquired the Meade 8 , and have given up on spending...

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Bresser EXOS2 manual EQ also has an add-on kit to convert to GoTo, but it is priced almost as high as stand alone computerized mount.

It is also...

2 Replies

193 Views

Last post by Bigzmey
Sat Oct 12, 2019 1:06 am
100mm Mak repair

Last post by Lady Fraktor « Mon Oct 07, 2019 4:27 pm
Replies: 21
by Richard » Thu Oct 03, 2019 3:24 pm
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First post

100 mm Mac broken lens.Hi all so I went to a garage sale and purchased this unknown Mak for 13 US including mount and 2 rubbish eyepieces it came...

Last post

If you see any flare/ scatter from the chip just cover it with black paint or nail polish.
It will not affect the views afterwards.

Wow. I...
21 Replies

556 Views

Last post by Lady Fraktor
Mon Oct 07, 2019 4:27 pm
Hi guys, just bought my first scope, lucky me it is a mak

Last post by Stonesinthesky « Fri Sep 27, 2019 7:16 am
Replies: 28
by Stonesinthesky » Sun Sep 01, 2019 2:11 am
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I an pretty excited to have bought this as my first, as I didn't want to be deterred by poor visibility and grainy photos...I bought a meade...

Last post

Made myself a nice dew shield from a piece of ergo glitter mat that I bought at the dollar store... it covers the entire ota and extends about 5...
28 Replies

915 Views

Last post by Stonesinthesky
Fri Sep 27, 2019 7:16 am
Orion (GSO) 6" RC; Focuser is less than Stellar

Last post by dritter « Sun Sep 08, 2019 11:54 pm
Replies: 10
by a100171 » Mon Sep 02, 2019 9:01 pm

First post

Pun intended!

I spent the holiday doing some overdue maintenance on the scope collection. Coming off my very successful alignment/collimation of...

Last post

I agree on avoiding low end focusers too.

I've been through a few myself and there's almost nothing worse than a good piece of gear being ruined by...

10 Replies

413 Views

Last post by dritter
Sun Sep 08, 2019 11:54 pm
Celestron 8" sct

Last post by JayTee « Sat Sep 07, 2019 9:25 pm
Replies: 4
by PapaFox » Sat Sep 07, 2019 5:47 am

First post

Hi guys,
I'm looking to purchase an 8 sct for my Avx mount. I see that Highpoint has a Celestron C8 and an Orange tube se8 for about $165 less. From...

Last post

Congrats, you will enjoy that scope.

Cheers,
JT

4 Replies

261 Views

Last post by JayTee
Sat Sep 07, 2019 9:25 pm
Something New...to me.

Last post by dagadget « Mon Sep 02, 2019 8:18 pm
Replies: 24
by Don Quixote » Tue Jun 25, 2019 10:33 pm
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First post

While I was out and about today I stopped by to visit my friend Henry.

By the time I left he had gifted me another telescope.
I am not sure of the...

Last post

This might be a Telescope Tale to end all tales but someone wants to buy me this. The funny thing is they asked where I get my scopes and I said...
24 Replies

1024 Views

Last post by dagadget
Mon Sep 02, 2019 8:18 pm
Hotech Reveals More than Simple Collimation Required.

Last post by a100171 « Fri Aug 30, 2019 2:47 am
Replies: 2
by a100171 » Fri Aug 09, 2019 11:19 pm

First post

So, now that I got my mount adapter all constructed, and I had a nice stable platform for giving everything the once-over, I setup the Hotech...

Last post

Well after messing around with the collimation with the Hotech, and then re-starting the whole procedure again to verify that I had done this...

2 Replies

296 Views

Last post by a100171
Fri Aug 30, 2019 2:47 am
Can anyone advise me on a mount

Last post by OzEclipse « Sun Aug 11, 2019 6:13 am
Replies: 15
by Don Quixote » Sun Jun 30, 2019 5:56 pm

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I have a 10 inch Meade SCT. It weighs 30 lbs.

I am not asking about the economy per se, but pure functionality considerations.
Thank you for any...

Last post

Hi Mark,
Only just saw this thread. I was travelling when you posted and I wasn't keeping an eye across all the boards.

If you want to do both AP...

15 Replies

527 Views

Last post by OzEclipse
Sun Aug 11, 2019 6:13 am
How to collimate a Nexstar 8se

Last post by Graeme1858 « Wed Jul 10, 2019 4:43 am
Replies: 7
by kenpresley » Sun May 26, 2019 10:30 pm

First post

Ok, this is all on me. Recently got a Celestron 8se which was very precise. Everything looked good. But since i had purchased Bob's knobs for the...

Last post

Here's another one for STCs:

Just posted by Dylan O'Donnell

Regards

Graeme

7 Replies

692 Views

Last post by Graeme1858
Wed Jul 10, 2019 4:43 am
Meade LXD75 8 SCT

Last post by Gulf Coast Guy « Thu Jun 27, 2019 8:02 pm
Replies: 10
by Don Quixote » Tue Jun 25, 2019 1:20 pm

First post

I would like to convert the 1.25 visual back on my 8 Meade LXD75 SCT to a 2 visual back.

Is there a Meade specific adapter?

Any advice would be...

Last post

also, if your buddy has a f6.3 focal reducer se if he'll let you use it. Lower focal ratio by definition means reduced effectivefocal length for...

10 Replies

467 Views

Last post by Gulf Coast Guy
Thu Jun 27, 2019 8:02 pm

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