Refractor type Telescopes

New Topic

63 topics

Topics

Replies

Views

Last post

Achromat Vs Semi-APO Vs APO - What's The Difference?

Last post by j.gardavsky « Fri May 29, 2020 5:20 pm
Replies: 21
by JayTee » Sat Aug 17, 2019 9:58 pm
1

2
First post

The notion for this article hit me this morning as I was perusing my email Astro-Ads .

I thought this topic would be a relatively easy define and go...

Last post

A triplet, or doublet plus singlet, allows to make a well corrected light gathering lens system with a higher speed, than the ED doublets.

The...
21 Replies

7233 Views

Last post by j.gardavsky
Fri May 29, 2020 5:20 pm
the Teleskop Service 102mm ED f11

Last post by notFritzArgelander « Wed Jul 15, 2020 12:09 am
Replies: 35
by notFritzArgelander » Sun May 03, 2020 8:57 pm
1

2
First post

My plan as of 3 years ago was to have a pair of quality refractors that are ED doublets. I like to be able to DIY optical maintenance so triplets are...

Last post

I heard from Gerd Neumann that the gratings are in the mail.
35 Replies

894 Views

Last post by notFritzArgelander
Wed Jul 15, 2020 12:09 am
Mark I and the Big Gun

Last post by notFritzArgelander « Tue Jul 14, 2020 9:58 pm
Replies: 3
by Kanadalainen » Tue Jul 14, 2020 2:47 pm

First post

Big Gun? Maybe not. :D :lol: But at 910mm focal length, my vintage C80 doublet is much more to wield for my HEQ5 mount, vs the 70mm triplet.

I have...

Last post

Happy observing!

3 Replies

41 Views

Last post by notFritzArgelander
Tue Jul 14, 2020 9:58 pm
Refractor Photo Thread (everyone loves pictures)

Last post by Kanadalainen « Tue Jul 14, 2020 2:53 pm
Replies: 47
by Rainmaker » Tue Dec 10, 2019 12:34 am
1

2

3
First post

:observer: Here is a place to post some pictures of your refractors :observer:

My recent arrival (still waiting for the mounting hardware):...

Last post

My C80 - serving as a base for the Mark Mk I. :)
47 Replies

2442 Views

Last post by Kanadalainen
Tue Jul 14, 2020 2:53 pm
First light for the Mark I - Tasco

Last post by Kanadalainen « Fri Jul 10, 2020 1:27 pm
Replies: 9
by Kanadalainen » Thu Jul 09, 2020 3:21 pm

First post

Scope test: 60 mm Tasco doublet, 80's Celestron star diagonal, 80's Meade super plossl EP 40 mm

Hello all,

Yesterday sat 8:30 pm I left the city...

Last post

As promised M8 and M20 - can also be found in the AP section - a busier place.

Imaging telescopes or lenses:Stellarvue 70 mm f6 apo triplet...

9 Replies

121 Views

Last post by Kanadalainen
Fri Jul 10, 2020 1:27 pm
A 150mm f/5 Achromat stopped down on Jupiter, just for fun.

Last post by Kanadalainen « Fri Jul 10, 2020 4:03 am
Replies: 8
by John Baars » Wed Jun 24, 2020 8:34 pm

First post

Everybody knows it. A 150mm Achromat is a widefield telescope with terrible CA. Certainly not suited for observing Jupiter.

When I was doing a bit...

Last post

Thanks John,

A thoroughly scientific approach. I love the way you break this down and find the best way to use your nice scope for planetary viewing.

8 Replies

260 Views

Last post by Kanadalainen
Fri Jul 10, 2020 4:03 am
I Now Own A 6" Aperture Refractor

Last post by Refractordude « Thu Jul 02, 2020 2:04 am
Replies: 12
by Refractordude » Tue Jun 30, 2020 4:31 am

First post

It is a Celestron 6 f8 known as the yard canon. I was actually surprised that it is not that big nor heavy. I have it mounted on a Orion Skyview Pro...

Last post

That's a big boy!
The reputation of this scope as a yard canon is bigger. If a person can put a large suitcase in a trunk of a car, they could...

12 Replies

314 Views

Last post by Refractordude
Thu Jul 02, 2020 2:04 am
Question For 6" Achromatic Owners

Last post by notFritzArgelander « Fri Jun 26, 2020 6:12 pm
Replies: 5
by Refractordude » Thu Jun 18, 2020 5:15 pm

First post

What 6 achromatic telescope do you own? How do you bring out the colors when observing globular clusters at high magnification? My thinking is that...

Last post

In my 6 achro I have not seen colors in globular clusters. I have noticed spectacular differences in color with open clusters, e.g., Beehive, M52,...

5 Replies

212 Views

Last post by notFritzArgelander
Fri Jun 26, 2020 6:12 pm
Thanks Mark!

Last post by helicon « Fri Jun 26, 2020 2:06 pm
Replies: 8
by Kanadalainen » Fri Jun 26, 2020 2:22 am

First post

Today I recieved a reworked Tasco 55 VTE from Mark. It arrived safe and sound.

Realizing the gravitas held within this package, Canada Post outdid...

Last post

Very interesting scope. Nice transaction guys.

8 Replies

145 Views

Last post by helicon
Fri Jun 26, 2020 2:06 pm
APM 107 ..I can dream, right?

Last post by yobbo89 « Wed Jun 24, 2020 1:32 pm
Replies: 9
by Kanadalainen » Tue May 28, 2019 4:55 pm

First post

Has anyone ever peeked through one of these? They appear to be very nice indeed.

Ian

Last post

i was going to ask how many arms and legs, then i've seen the price at the bottom.i guess more then i thought, the whole 9 yards :Lol:

9 Replies

1017 Views

Last post by yobbo89
Wed Jun 24, 2020 1:32 pm
This Guy Must Really Like His 6" F8 Scope To Shake

Last post by Lady Fraktor « Mon Jun 22, 2020 4:15 pm
Replies: 4
by Refractordude » Sun Jun 21, 2020 12:24 am

First post

Please correct me if I am wrong. Right click the image.

Last post

It looks like the tripods is tightened up quite well. I imagine it would hum like a guitar string if tapped.
The mount was capable of 25lb but the...

4 Replies

169 Views

Last post by Lady Fraktor
Mon Jun 22, 2020 4:15 pm
Globular Clusters And Telescopes?

Last post by notFritzArgelander « Sat Jun 06, 2020 11:09 pm
Replies: 9
by Refractordude » Fri Jun 05, 2020 10:24 pm

First post

What is the best telescope for globular clusters? Thanks to you all.

Last post

However one of the most stunning visual astronomy experiences I had was with a 1 meter RC at 600x.

Hmmm. Methinks somebody co-opted the 1-m at...

9 Replies

361 Views

Last post by notFritzArgelander
Sat Jun 06, 2020 11:09 pm
Small aperture, long focal length refractors

Last post by terrynak « Sun May 24, 2020 8:46 pm
Replies: 8
by Lady Fraktor » Sun May 17, 2020 7:15 pm

First post

I posted this at AF.net a couple of years ago and thought it would be good to bring over here.

There are many people buying these scopes lately and...

Last post

Hi Gabrielle,

I'm currently enjoying my collection of 50mm-60mm long focal length refractors, as you've probably noticed on the Reports Sub-Forum....

8 Replies

351 Views

Last post by terrynak
Sun May 24, 2020 8:46 pm
Altair Starwave 152 red tube

Last post by Bigzmey « Tue May 19, 2020 9:28 pm
Replies: 3
by Mack41 » Sat May 16, 2020 9:46 am

First post

Took delivery of this a couple of days ago and not really had the weather to test it out properly.
I know it looks big for the mount but it seems to...

Last post

Congrats, it's a beauty!

3 Replies

164 Views

Last post by Bigzmey
Tue May 19, 2020 9:28 pm
Skywatcher Pro 120 ED - upgrade from 100

Last post by John Baars « Tue May 12, 2020 8:03 pm
Replies: 3
by Ben Cartwright SASS » Sun May 10, 2020 7:04 pm

First post

While I liked my SW Evostar 100 the f/9 bothered me for a couple reasons, first it is slower than my Lunt ED102 achro f/7 so the frame rate on proms...

Last post

Congratulations on the Evostar!
It is a great scope, I have one myself.

And about the loosening up, it can be adjusted. I did it once by now.

3 Replies

153 Views

Last post by John Baars
Tue May 12, 2020 8:03 pm
Apogee 152mm Refractor questions

Last post by pakarinen « Sat May 02, 2020 12:10 pm
Replies: 8
by Ben Cartwright SASS » Fri May 01, 2020 3:13 pm

First post

A friend of mine is giving me an Apogee 152mm refractor. He hasn't used it in a while and wants to get rid of it. He said the last time he used it,...

Last post

OT: Geez, I wish I had friends like yours!

8 Replies

222 Views

Last post by pakarinen
Sat May 02, 2020 12:10 pm
SW 80mm Achromat F 11.4

Last post by helicon « Thu Apr 16, 2020 4:33 pm
Replies: 8
by NGC 1365 » Fri Apr 10, 2020 12:38 pm

First post

I Borrowed an 80mm SW achromat (F11.4) from a friend to test it out and to compare it to my Orion ED 80 (F7.5). I wasn't expecting much from it, it...

Last post

Sounds like a nice evening and a successful outing to make a comparison Ivan.

8 Replies

478 Views

Last post by helicon
Thu Apr 16, 2020 4:33 pm
A Cell Phone Telescope

Last post by Lady Fraktor « Fri Mar 13, 2020 4:15 pm
Replies: 16
by Refractordude » Thu Mar 12, 2020 4:02 pm

First post

Has anyone tried this device. It attaches to a cell phone and can get 8400 mag. The cost is $40.

Last post

Interesting though not to the standards of the over marketted device under discussion :)
I am sure under some circumstances and with practice these...

16 Replies

858 Views

Last post by Lady Fraktor
Fri Mar 13, 2020 4:15 pm
Diamond Z Refractor Lens

Last post by LDW47 « Thu Mar 05, 2020 1:13 am
Replies: 9
by LDW47 » Wed Mar 04, 2020 2:33 pm

First post

Is a Diamond Z lens in an older refractor a decent quality performer ? Just researching before I buy the scope ! Clear Skies !

Last post

OK lets say its 60mm ! Clear Skies !

9 Replies

719 Views

Last post by LDW47
Thu Mar 05, 2020 1:13 am
Explore scientific refractors

Last post by coopman « Mon Mar 02, 2020 12:59 am
Replies: 19
by Tomcat » Sun Feb 16, 2020 1:25 pm

First post

I have a celestron 8se now and planet images are ok not very crisp. Looking for a refractor for visual use only to mount on my meade lx85 mount....

Last post

My vote is for the 4 ED scope too.

19 Replies

1196 Views

Last post by coopman
Mon Mar 02, 2020 12:59 am
New scope

Last post by StarGazer45 « Mon Feb 24, 2020 9:22 pm
Replies: 7
by Mack41 » Sat Feb 15, 2020 7:10 pm

First post

Hi all
Just bought this little beauty
Now all I need is this crap weather in the uk to clear up

Last post

Looks very cool! Be sure to post your images! :D

7 Replies

852 Views

Last post by StarGazer45
Mon Feb 24, 2020 9:22 pm
Has Anyone Tried A Starsense Telescope?

Last post by The Happy Parrot « Mon Feb 17, 2020 11:20 pm
Replies: 1
by Refractordude » Mon Feb 17, 2020 9:46 pm

First post

I am going to get my hands on the manual. It really is interesting.

Last post

I'm curious about this as well. I often use my phone to look up targets but I find it very hard to actually aim the telescope with it.

1 Replies

602 Views

Last post by The Happy Parrot
Mon Feb 17, 2020 11:20 pm
New scope ordered!

Last post by helicon « Wed Feb 12, 2020 10:45 pm
Replies: 5
by Mandrew » Thu Jan 23, 2020 6:32 am

First post

I ordered a new WO Grand Tourismo 81mm in blue today from OPT. Back ordered but should be in in a few weeks! I wanted this for wide field...

Last post

Congrats on the new gear. I'm close to pulling the trigger on the ZWO monochrome cam. Probably will buy it next week. That way if I use my achromatic...

5 Replies

417 Views

Last post by helicon
Wed Feb 12, 2020 10:45 pm
Upgrading focuser on Meade 80mm Adventure Scope (with pics)

Last post by StarBru « Mon Feb 10, 2020 3:47 pm
Replies: 25
by Bigzmey » Fri Jan 31, 2020 11:08 pm
1

2
First post

I have picked this cute little scope last year.

Other than cream paint the OTA appears identical to Orion/SW ST80.

What I like: OTA, padded...

Last post

Looking good, pakarinen! Now I need to order a finder shoe for mine.
25 Replies

1175 Views

Last post by StarBru
Mon Feb 10, 2020 3:47 pm
Good Buddies

Last post by LDW47 « Sat Feb 08, 2020 5:21 am
Replies: 17
by LDW47 » Wed Feb 05, 2020 5:55 pm

First post

I recently bought this red Tasco 9vr from a gentleman from Texas for my wife so that she can try and compete with my Cometron C62, both are from the...

Last post

One more above my camp looking through the tall white pines ! 318CC0A6-2BA2-4454-86C0-CCF2A27C52A1.jpeg . Now thats a Bortle 1 sky !

17 Replies

456 Views

Last post by LDW47
Sat Feb 08, 2020 5:21 am

New Topic

63 topics

Return to Board Index

Forum permissions

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot post attachments in this forum