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Collimation and focuser tune-up of an ES ED80 frac

Last post by JayTee « Thu Dec 07, 2023 12:15 am
Replies: 5
by SkyHiker » Mon Dec 04, 2023 7:00 pm

First post

I recently moved my AP rig over to my Explore Scientific fracs, an ED12CF and an ED80. The hardest part is generally the EAF focuser but fortunately,...

Last post

Excellent Henk,

All 3 images (which are excellent) show nicely shaped stars out to ALL the edges.

Nicely done,

5 Replies

1020 Views

Last post by JayTee
Thu Dec 07, 2023 12:15 am
Explore Scientific sale

Last post by AntennaGuy « Sat Sep 02, 2023 11:43 pm
Replies: 3
by ARock » Fri Apr 14, 2023 2:39 am

First post

ES seems to be having a sale, maybe pre NEAF, maybe inventory clearance.

Mostly lower end mounts and scopes, though.

70mm Achro + Entry level mount...

Last post

They seem to have some good prices on eyepieces right now (Labor day weekend, 2023).

3 Replies

1135 Views

Last post by AntennaGuy
Sat Sep 02, 2023 11:43 pm
First Light 80mm f/8 Refractor on Nano Twilight Mount

Last post by Nakedgun « Fri Jan 20, 2023 1:01 am
Replies: 20
by MistrBadgr » Fri Dec 10, 2021 11:19 pm
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2
First post

I received this scope yesterday and it is still in its box. I bought it to fit into a line-up of five f/8 scopes for a little investigation I hope to...

Last post

*I may just order the 102mm Explore Scientific FirstLight refractor and take my chances. Looks to me like it will be a very good starter for me. I...
20 Replies

19904 Views

Last post by Nakedgun
Fri Jan 20, 2023 1:01 am
ES 127 For Christmas Anyone?

Last post by Lady Fraktor « Thu Dec 01, 2022 5:28 am
Replies: 11
by JayTee » Fri Nov 25, 2022 12:56 am

First post

WOW!

Last post

Well, the scope is supposed to arrive tomorrow and the mount is supposed to arrive Monday the 5th...Hopefully by 2025 (an optimistic prediction) when...

11 Replies

2139 Views

Last post by Lady Fraktor
Thu Dec 01, 2022 5:28 am
Explore Scientific is Auctioning Telescopes?

Last post by Lady Fraktor « Wed Mar 31, 2021 9:11 pm
Replies: 4
by AntennaGuy » Wed Mar 31, 2021 7:50 pm

First post

I've received at least two emails from Explore Scientific in which they solicit bids on telescopes. These have a hidden reserve price that needs to...

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This one does not really, the new stock Messier 90mm f/10 is 139€ ($163USD) where this old stock Taurus minimum bid is $210USD

4 Replies

4785 Views

Last post by Lady Fraktor
Wed Mar 31, 2021 9:11 pm
ED115 FPL53

Last post by Jones « Sat Jan 23, 2021 1:25 am
Replies: 4
by drewnyc » Sat May 23, 2020 5:07 am

First post

It’s on sale but still pricey. I’m leaning towards the Williams Optics GT 102 that’s $1000 cheaper and appears to get better reviews for...

Last post

TS 0ptics 115 f7 51 triple only a little over $1100 shipped to usa. Order on Monday, receive on friday.
I do visual only and very nice optically.

4 Replies

6016 Views

Last post by Jones
Sat Jan 23, 2021 1:25 am
New Arrival, The Bresser AR102S "Comet Hunter"

Last post by helicon « Tue Dec 08, 2020 4:47 pm
Replies: 17
by JayTee » Sun Apr 28, 2019 4:43 am

First post

I just received my slightly used Bresser AR102S Comet Hunter (OTA only) from Telescope Warehouse yesterday. The intent for purchasing this OTA was to...

Last post

ES indeed has great customer service. I called them when I was trying to assemble my Twilight II mount and they gave me some helpful hints as I had...

17 Replies

23056 Views

Last post by helicon
Tue Dec 08, 2020 4:47 pm
ED102CF focuser "notchy"?

Last post by Lady Fraktor « Tue Oct 20, 2020 8:52 pm
Replies: 14
by munkster » Sun Oct 18, 2020 3:38 pm

First post

Not a big deal (or is it?) but the coarse focuser seems to clonk at a particular point. Anyone experience this? I'm guessing not specific to this...

Last post

Think of a R&P focuser as a bit of a see-saw.
Your accessories are at one end, the pinion is the fulcrum and applied tension in the focuser balances...

14 Replies

9894 Views

Last post by Lady Fraktor
Tue Oct 20, 2020 8:52 pm
Commenting on the Explore Scientific 165mm refractor

Last post by Lady Fraktor « Sat Jun 27, 2020 4:41 am

by Lady Fraktor » Sat Jun 27, 2020 4:41 am

If this does not make sense in any area let me know, I am coming up on 5 weeks of 12-14 hour shifts without time off and not exactly sharp at the...

0 Replies

4316 Views

Last post by Lady Fraktor
Sat Jun 27, 2020 4:41 am
Explore Scientific FPL 165mm Triplet Refractor

Last post by Lady Fraktor « Sat Jun 20, 2020 2:09 am
Replies: 16
by helicon » Thu Jun 18, 2020 3:30 pm

First post

Is this the king of refractors?

Just came across this model and it looks sweet! A bit pricey though.

Last post

A waste if it doesn't have a camera stuffed in it Gabby! :tease: :lol:

My personal reply would get me banned :lol:

16 Replies

15946 Views

Last post by Lady Fraktor
Sat Jun 20, 2020 2:09 am
Explore Scientific 10 inch truss dob on sale for US$500 at Costco

Last post by yobbo89 « Tue Apr 07, 2020 2:12 pm
Replies: 7
by The Happy Parrot » Fri Apr 03, 2020 12:45 am

First post

For those willing and able to jump start the economy, Costco is offering the Explore Scientific 10 inch truss dob for US$500.

Don't know if it's...

Last post

that's a really nice scope !!!

I agree, but at $500 does it meet the 500 rule?

I believe the 500 rule is au currency, so ahh $309.66us rule and...

7 Replies

8671 Views

Last post by yobbo89
Tue Apr 07, 2020 2:12 pm
ES 152mm Triplets are on sale, briefly.

Last post by SonnyE « Sat Feb 29, 2020 10:28 pm
Replies: 1
by AntennaGuy » Sat Feb 29, 2020 7:50 pm

First post

Just an FYI: I noticed this refractor on sale at an unusually large discount, Feb. 29, 2020:
Explore Scientific 152 mm Carbon Fiber Triplet ED...

Last post

It's my drool scope.
Can't afford, but can drool.
One day sale.
Darn!

1 Replies

6145 Views

Last post by SonnyE
Sat Feb 29, 2020 10:28 pm
The king is dead, long live the king!

Last post by Bigzmey « Tue Jan 28, 2020 9:16 pm
Replies: 39
by Bigzmey » Mon Jun 17, 2019 7:18 pm
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2
First post

It was a sad day for me yesterday. I sold my ES 127CF APO triplet.

It was in my stables for three years. It was a beautiful scope to look at and...

Last post

Thanks everyone! The incident put me off buying on line for awhile. But recently Edge 9.25 came up for sale for a good price, so I risked it. This...
39 Replies

38315 Views

Last post by Bigzmey
Tue Jan 28, 2020 9:16 pm
Explore Scientific Customer Service +++

Last post by helicon « Fri Sep 13, 2019 1:41 pm
Replies: 8
by Don Quixote » Tue Aug 27, 2019 7:18 pm

First post

I am not sure if the review section is the right place for this commentary but if it needs to be moved I hope the moderators will take care of that....

Last post

They were helpful to me in the assembly of my Twilight II mount. But not as helpful as Bryan, who posted pictures of each step of the assembly as I...

8 Replies

9051 Views

Last post by helicon
Fri Sep 13, 2019 1:41 pm
ES Gen II Truss Dobs?

Last post by Bikerdib « Fri Jun 21, 2019 7:10 pm
Replies: 9
by KingNothing13 » Thu Jun 20, 2019 7:47 pm

First post

I may have missed the boat on this one - has anyone here had a chance/have one of the Generation II ES Truss Dobs?

I know that there were some...

Last post

Michael, I forget, do you have the classic or UL 18 Obsession?

I have the ultralight model (trusses) which I keep assembled in my living room....

9 Replies

10083 Views

Last post by Bikerdib
Fri Jun 21, 2019 7:10 pm
Second scope for Twilight II

Last post by Rainmaker « Mon May 13, 2019 1:42 am
Replies: 11
by helicon » Thu May 09, 2019 10:02 pm

First post

I am currently using my Twilight II as the mount for my AR152. I have been looking for a companion refractor for awhile, think I should consider a...

Last post

SCTs/Maks make great companions to the fast fracs. I have been enjoying this combo for years.

Nice combination, I too am a fan of a SCT type scope...

11 Replies

17025 Views

Last post by Rainmaker
Mon May 13, 2019 1:42 am

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