Eyepieces

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Eyepieces

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Last post

A Guide to choosing eyepieces

Last post by johnbear « Mon Jan 06, 2020 6:00 pm
Replies: 4
by OleCuss » Sat Apr 27, 2019 4:40 am

First post

There is much controversy over eyepieces and their selection and this will persist for eternity. The reason for this is that each of us has a...

Last post

This should be part of every instruction manual for all consumer/beginner level telescopes.
Excellent information. I will refer this to all new...

4 Replies

2649 Views

Last post by johnbear
Mon Jan 06, 2020 6:00 pm
Creating a basic set of eyepieces for your new telescope

Last post by Lady Fraktor « Wed Nov 27, 2019 7:26 am
Replies: 34
by Lady Fraktor » Thu May 23, 2019 2:34 am
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First post

One of the most asked questions by beginners, What eyepieces should I get?

There is always a lot of discussion from people on what eyepieces to get...

Last post

I am waiting to find out from a friend if he is going to lend me his .965 ATC Steinheil 63mm 18° AFOV
With my f/15 it will give me 25x mag, 4.2mm ExP...
34 Replies

3534 Views

Last post by Lady Fraktor
Wed Nov 27, 2019 7:26 am
Evolution of Eyepieces by Chris Lord

Last post by notFritzArgelander « Sun Oct 27, 2019 4:12 am
Replies: 2
by notFritzArgelander » Sun Oct 27, 2019 2:36 am

First post

I just brought this over from the old place. I suggest we make this sticky?

Last post

My vote is yes for a stickie, but let me ping the other CoAs to get some additional buy-in. A quick question, is this public domain information? BTW,...

2 Replies

899 Views

Last post by notFritzArgelander
Sun Oct 27, 2019 4:12 am
Celestron Ultima/Pseudo Masuyama EP set

Last post by Bigzmey « Fri Jan 17, 2020 8:56 pm
Replies: 17
by Bigzmey » Mon Jan 13, 2020 9:43 pm

First post

A set of Celestron Ultima/Pseudo Masuyama EPs came out for sale on Astromart. I almost pulled the trigger on it, but I already have too many sets of...

Last post

I'm beginning to think that EPs to you are like shoes to Emelda Marcos! You just can't have too many!

Intemperately,
JT

I thought that's normal,...

17 Replies

436 Views

Last post by Bigzmey
Fri Jan 17, 2020 8:56 pm
Luminous Eyepieces

Last post by LDW47 « Sun Jan 12, 2020 2:24 pm
Replies: 3
by Refractordude » Thu Jan 09, 2020 12:34 am

First post

Saw a question that has not been answered at www.astronomyforum.com. I am a little interested in the Luminous 15mm. What say you? Right click the...

Last post

I had / have the 2” - 31 & 23 mm and the 1.25” - 15 & 10mm eps, I still have the 15 & 10mm’s, they are all excellent performers but the 2” were a...

3 Replies

149 Views

Last post by LDW47
Sun Jan 12, 2020 2:24 pm
EP dust cap/plug source?

Last post by OleCuss « Sun Jan 05, 2020 11:39 am
Replies: 4
by Chich » Sat Jan 04, 2020 4:00 am

First post

Is there a reasonable source for these? I just had a look on Amazon and they are asking upwards of $40 for a set of ten 1.25 caps or 4 2 plugs. At...

Last post

You can get quite a collection here:

For items I could not get through them or other sources I've at least once gone to McMaster-Carr and gotten a...

4 Replies

187 Views

Last post by OleCuss
Sun Jan 05, 2020 11:39 am
Premium Eyepieces - good read and some personal observations

Last post by OzEclipse « Sat Dec 14, 2019 11:30 pm
Replies: 3
by OzEclipse » Sat Dec 14, 2019 9:26 pm

First post

This is a link to a really well-informed discussion on Ice in Space, an Australian Astro Forum, discussing correction, properties and matching of...

Last post

Thank you Joe for this very important discussion.

The IceInSpace offers quite a few good reviews, and here is another one on the Pentax XW against...

3 Replies

518 Views

Last post by OzEclipse
Sat Dec 14, 2019 11:30 pm
Baader Morpheus.

Last post by NGC 1365 « Fri Dec 13, 2019 10:39 am
Replies: 2
by NGC 1365 » Thu Dec 12, 2019 12:27 pm

First post

Bought two recently (9 and 17.5mm) and found them to be very immersive, and especially like the 76 deg AFOV. How do the others, in particular the...

Last post

Thanks Gabrielle, the 9mm was bought spur of the moment just to try out and compare against a 10mm and 8mm I have and it has quickly become a...

2 Replies

162 Views

Last post by NGC 1365
Fri Dec 13, 2019 10:39 am
How Does A Barlow Increase Eye Relief?

Last post by Refractordude « Thu Dec 12, 2019 6:39 pm
Replies: 4
by Refractordude » Thu Dec 12, 2019 6:43 am

First post

Example

If I barlow a 10mm eyepiece with an eye relief of 8mm, how much more eye relief will I get?

Thanks to you all

Last post

I have found that using a barlow if it does increase eye relief it is a slight amount as nFA has posted above.

Some people find it an advantage to...

4 Replies

174 Views

Last post by Refractordude
Thu Dec 12, 2019 6:39 pm
Unknown Plossls

Last post by astrowolf67 « Wed Dec 11, 2019 7:35 pm
Replies: 6
by astrowolf67 » Mon Dec 09, 2019 10:05 pm

First post

I picked up this lot of stuff at a local antique/variety store for 20 dollars. The filters, are all Celestron, made in Taiwan, and look unused. The...

Last post

That is one well used barlow with the chrome plating worn off like that.

The barlow was the worst piece in the lot, and full of dust. If I had to...

6 Replies

246 Views

Last post by astrowolf67
Wed Dec 11, 2019 7:35 pm
Panoptic 27mm?

Last post by Bigzmey « Sun Dec 08, 2019 1:30 am
Replies: 15
by Bigzmey » Mon Nov 25, 2019 9:24 pm

First post

My main DSO hunting EP kit consists of Pentax XW 5,7,10,14,20mm, ES68 24mm, Baader Aspheric 31,36mm and RO Plossl 50mm

All except 50mm Plossl have...

Last post

I'm thinking I should pick one of these up. I haven't purchased any new eyepieces for awhile and this one sounds like a real winner.

Ongoing sale...

15 Replies

606 Views

Last post by Bigzmey
Sun Dec 08, 2019 1:30 am
Keeping Eyepieces Warm and Dew/Frost-free

Last post by patrickdives « Sat Dec 07, 2019 10:45 pm
Replies: 19
by Arctic » Mon Oct 21, 2019 3:42 pm

First post

There has been a fair amount of discussion on the various astro forums about keeping eyepieces warm and free of dew.

Ideas include:

--Keeping...

Last post

They have very nice items with excellent workmanship.

19 Replies

702 Views

Last post by patrickdives
Sat Dec 07, 2019 10:45 pm
Baader Hyperion Aspheric 36mm vs ES 68 40mm

Last post by stewe « Mon Dec 02, 2019 2:22 pm
Replies: 1
by stewe » Fri Nov 29, 2019 3:08 pm

First post

Hi there,

I have been using a Baader Hyperion Aspheric 36mm eyepiece with my C9.25 to provide the largest TFOV. I bought this eyepiece after...

Last post

Hello,

Following up on my earlier post, I would like to share with you my experiences with the above comparison, this time with on-sky performance....

1 Replies

147 Views

Last post by stewe
Mon Dec 02, 2019 2:22 pm
Useful advice

Last post by pakarinen « Sun Dec 01, 2019 2:38 pm
Replies: 16
by rocdoc » Wed Nov 27, 2019 2:04 pm

First post

An Amazon box arrived, containing various household items. Before opening it, I engaged in a conflict prevention strategy: I explained to my wife...

Last post

hey it just fell into that box might not work ;)

Maybe somebody hacked your account and the little pervs get off by sending random astro gear to...

16 Replies

514 Views

Last post by pakarinen
Sun Dec 01, 2019 2:38 pm
Meade Just Pulled A Fast One

Last post by PalomarJack « Tue Nov 26, 2019 7:59 pm
Replies: 16
by Refractordude » Thu Nov 07, 2019 2:34 am

16 Replies

590 Views

Last post by PalomarJack
Tue Nov 26, 2019 7:59 pm
5mm or 6mm SLV for ST fracs?

Last post by Lady Fraktor « Tue Nov 19, 2019 8:11 pm
Replies: 8
by pakarinen » Thu Nov 14, 2019 2:40 pm

First post

Since Vixen SLVs are on sale again, I want to grab a 5mm or a 6mm for my Meade ST80 clone and my ST120.

Conventional wisdom says not to exceed the...

Last post

Enjoy when you can, the cloud deities normally will escort good astro purchases and then stay around a bit.

8 Replies

338 Views

Last post by Lady Fraktor
Tue Nov 19, 2019 8:11 pm
Someone Please Explain

Last post by Bigzmey « Tue Nov 19, 2019 4:24 am
Replies: 20
by Refractordude » Sun Nov 17, 2019 6:45 am
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2
First post

A reviewer of the Starguider 12mm used a cheapo barlow lens that improved the image at a higher magnification. Thanks to you all

Last post

Interesting thread, I do not own a Barlow. But have always wonder if there would be any advantage in using one in an ST80?
Would there be any...
20 Replies

598 Views

Last post by Bigzmey
Tue Nov 19, 2019 4:24 am
Testing the eyepieces for dirt with pinhole imaging

Last post by Thefatkitty « Mon Nov 11, 2019 3:08 am
Replies: 9
by j.gardavsky » Sat Nov 09, 2019 8:52 pm

First post

Hello all,

back in the days on the blue forum, I have been talking about testing the eyepieces, and here we are.

Th pinhole imaging is an easy tool...

Last post

Thanks JG! Brilliant thought that I never would have thought of... Now I'm almost scared to see what I'll find! :lol:

All the best,

Whatever you...

9 Replies

347 Views

Last post by Thefatkitty
Mon Nov 11, 2019 3:08 am
Tele Vue Apollo 11 Special Edition

Last post by Lady Fraktor « Sat Nov 09, 2019 7:49 pm
Replies: 22
by SKEtrip » Wed Nov 06, 2019 1:34 am
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2
First post

Anybody got an extra $1250 lying about:

Can't do it, it is too pretty to use...

Last post

If I am going to spend this amount of money on an eyepiece I would get the Nikon Nav-HW.
Two eyepieces and the EiC-14 for slightly less than the...
22 Replies

661 Views

Last post by Lady Fraktor
Sat Nov 09, 2019 7:49 pm
Explore Scientific Has Three New 82 Degree Eyepieces

Last post by Bigzmey « Thu Nov 07, 2019 7:30 pm
Replies: 5
by Refractordude » Thu Nov 07, 2019 1:50 am

5 Replies

231 Views

Last post by Bigzmey
Thu Nov 07, 2019 7:30 pm
Meade 32mm Plossl Vs. GSO 32mm Plossl Vs. GSO Plossl 25mm

Last post by Refractordude « Wed Nov 06, 2019 5:37 am
Replies: 2
by Refractordude » Wed Nov 06, 2019 3:24 am

First post

Using a 120mm f8 achromatic refractor I tested both eyepieces on the moon, and Aldebaran a star. Aiming at Aldebaran both 32mm eyepieces showed a...

Last post

Thanks for the review Refractordude! If you have a chance can you compare them on Andromeda galaxy or Orion nebula to see which one show more if...

2 Replies

164 Views

Last post by Refractordude
Wed Nov 06, 2019 5:37 am
Stellarvue 13.5mm eyepiece

Last post by SKEtrip « Wed Nov 06, 2019 1:27 am
Replies: 11
by DeanD » Sun Oct 27, 2019 11:24 am

First post

Hi folks,

Has anyone tried this:

A friend is looking for a 100-degree eyepiece, around the 14mm mark, so I was wondering if anyone had tried one,...

Last post

Dean - sorry late to the party & probably a dollar short, but here is my take
I have most of the ES100° EP's. One of the last EP's I'd give up in my...

11 Replies

344 Views

Last post by SKEtrip
Wed Nov 06, 2019 1:27 am
New Plossl eyepieces?

Last post by Lady Fraktor « Tue Nov 05, 2019 6:20 pm
Replies: 21
by Lady Fraktor » Fri Oct 25, 2019 6:54 pm
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2
First post

The new Starbase 80mm refractor that is being offered through Takahashi also has a set of Orthoscopic Plossl eyepieces that I am trying to find more...

Last post

It seems these are fully-coated but I still have not found if they are three glass types or two.
A few people are hunting for the information but...
21 Replies

645 Views

Last post by Lady Fraktor
Tue Nov 05, 2019 6:20 pm
Chromatic Aberration Correction Eyepieces

Last post by j.gardavsky « Mon Nov 04, 2019 9:44 pm
Replies: 9
by Refractordude » Thu Oct 31, 2019 11:39 pm

First post

Besides the Baader BCO, what other eyepieces are there for this achromatic flaw. Thanks

Last post

CA correction in the eyepieces

Hello all,

practically all advanced dsignes of the eyepieces correct to some extent either the longitudinal (center...

9 Replies

398 Views

Last post by j.gardavsky
Mon Nov 04, 2019 9:44 pm
Galoc EP Question

Last post by notFritzArgelander « Sun Oct 27, 2019 2:49 am
Replies: 1
by JayTee » Sun Oct 27, 2019 2:07 am

First post

I have had a Galoc 16.3mm EP since 1972. It is as good as ever and still provides exceptional views.
Galoc 2.jpg Galoc 1.jpg

Does anyone know what...

Last post

Lucky you!

In response to your question I started a new thread here which I suggest becomes sticky.

There are two Galoc designs as you can see...

1 Replies

134 Views

Last post by notFritzArgelander
Sun Oct 27, 2019 2:49 am

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