Eyepieces

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Eyepiece ID sought

Last post by Piet Le Roux « Thu Mar 12, 2020 7:51 am
Replies: 12
by lsintampa » Tue Mar 10, 2020 2:43 pm

First post

I acquired some eyepieces from a recent used AVX mount purchase. For the most part all of the EP's are easily identified except for one.

The EP...

Last post

I have a cheap 40mm 2 Kellner distributed by Astromania : it is not great and does not have flat focus form edge to edge but its very bright, if I am...

12 Replies

3166 Views

Last post by Piet Le Roux
Thu Mar 12, 2020 7:51 am
X-cell vs stock lenses.

Last post by Bigzmey « Sat Mar 07, 2020 12:58 am
Replies: 6
by Greenman » Mon Mar 02, 2020 7:11 pm

First post

I have the opportunity to buy 3 items from the Celestron X-cell range all 1.25 25mm, 12mm and 2 x Barlow for £100. Is this going to offer a huge edge...

Last post

Yes, I need a wide FOV, but it needs to wait a while - spent out at the moment; small correction the LX Barlow is an x 3.

Just off soon to have a...

6 Replies

2357 Views

Last post by Bigzmey
Sat Mar 07, 2020 12:58 am
Someone Please Explain

Last post by kt4hx « Mon Mar 02, 2020 3:55 pm
Replies: 23
by Refractordude » Sun Nov 17, 2019 6:45 am
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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

I have the Starguider 12mm and 8mm and they work quite well in my f7 scope considering they are inexpensive eyepieces. They do cheapo barlow nicely...
23 Replies

6513 Views

Last post by kt4hx
Mon Mar 02, 2020 3:55 pm
2020: A Zoom Odyssey

Last post by notFritzArgelander « Mon Feb 10, 2020 6:25 pm
Replies: 39
by Shorty Barlow » Mon Feb 03, 2020 4:37 pm
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First post

After some thought and deliberation, and over a period of time, I finally acquired a collection of zoom eyepieces. These were the first zooms I had...

Last post

Well, I have no dog in this zoom-fight and I like you all, so please play nice. That said, I have selected the following short phrase as, IMHO, the...
39 Replies

13235 Views

Last post by notFritzArgelander
Mon Feb 10, 2020 6:25 pm
Baader Hyperion Aspheric 36mm vs ES 68 40mm

Last post by Bigzmey « Wed Feb 05, 2020 9:16 pm
Replies: 5
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

Thanks to both of you for the feedback. The difference in our experiences are likely due to differences between the individual units, i.e., poor QC....

5 Replies

3019 Views

Last post by Bigzmey
Wed Feb 05, 2020 9:16 pm
What Do You Know About These Eyepieces?

Last post by Lady Fraktor « Sun Feb 02, 2020 9:02 pm
Replies: 3
by Refractordude » Sun Feb 02, 2020 3:49 pm

First post

Anyone know about their quality? They have eight to nine elements.

Last post

Speers-Waler eyepieces?
Never heard of them ;)
IMG_2765.png

Somewhere around here I have a complete set of Series 1 SW, 95% of a TeleVue Nagler...

3 Replies

1823 Views

Last post by Lady Fraktor
Sun Feb 02, 2020 9:02 pm
Explore Scientific Has Three New 82 Degree Eyepieces

Last post by Shorty Barlow « Fri Jan 31, 2020 10:02 pm
Replies: 10
by Refractordude » Thu Nov 07, 2019 1:50 am

10 Replies

3654 Views

Last post by Shorty Barlow
Fri Jan 31, 2020 10:02 pm
Tele Vue Apollo 11 Special Edition

Last post by Shorty Barlow « Fri Jan 31, 2020 1:10 pm
Replies: 33
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

I know it's an abstract concept for most Americans, but not only do other countries and cultures actually exist, many also significantly contributed...
33 Replies

7713 Views

Last post by Shorty Barlow
Fri Jan 31, 2020 1:10 pm
Meade Just Pulled A Fast One

Last post by Shorty Barlow « Fri Jan 31, 2020 12:06 am
Replies: 17
by Refractordude » Thu Nov 07, 2019 2:34 am

17 Replies

4756 Views

Last post by Shorty Barlow
Fri Jan 31, 2020 12:06 am
Luminous Eyepieces

Last post by Shorty Barlow « Thu Jan 30, 2020 2:50 am
Replies: 5
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

Plus, they're so shiny!

5 Replies

2075 Views

Last post by Shorty Barlow
Thu Jan 30, 2020 2:50 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

4253 Views

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

2034 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

2550 Views

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

1942 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

2207 Views

Last post by astrowolf67
Wed Dec 11, 2019 7:35 pm
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

4344 Views

Last post by patrickdives
Sat Dec 07, 2019 10:45 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

5376 Views

Last post by pakarinen
Sun Dec 01, 2019 2:38 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

2599 Views

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

2618 Views

Last post by Thefatkitty
Mon Nov 11, 2019 3:08 am
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

2379 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

2806 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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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

5513 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

2136 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

1221 Views

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

Last post by Bigzmey « Sat Oct 26, 2019 12:18 am
Replies: 2
by Refractordude » Fri Oct 18, 2019 8:05 am

First post

Been using my 20x80 binoculars to find and enjoy viewing objects. I use my telescope for greater than 20 magnification. However, the red dot finder...

Last post

Those Plossls are really good match for F8 frac, enjoy!

2 Replies

1525 Views

Last post by Bigzmey
Sat Oct 26, 2019 12:18 am

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