Eyepieces

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The 1X / 2X / 3X Magnification Protocol for eyepiece set selection

Last post by 25585 « Sun Feb 27, 2022 12:25 pm
Replies: 26
by Don Pensack » Tue May 25, 2021 10:29 pm
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I wrote this a bit over 15 years ago. It still works today to yield a very basic set on which to build:

1X / 2X / 3X Magnification Protocol for...

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With the exception of my ES92s & Baader Morpheus ranges, I normally stay below 65° for FL <20mm. To have a FoV where its all visible, as for...
26 Replies

10635 Views

Last post by 25585
Sun Feb 27, 2022 12:25 pm
Evolution of Eyepieces by Chris Lord

Last post by j.gardavsky « Sun Aug 15, 2021 3:39 pm
Replies: 19
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

You might like this information, too:

The Erfles, and some other eyepieces are desribed by the Zeiss designers in

DIE FERNROHRE UND...

19 Replies

25011 Views

Last post by j.gardavsky
Sun Aug 15, 2021 3:39 pm
A Guide to choosing eyepieces

Last post by OleCuss « Fri Jul 02, 2021 4:58 pm
Replies: 13
by OleCuss » Sat Apr 27, 2019 4:40 am

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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...

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As long as it works for you, I'm happy!

13 Replies

22849 Views

Last post by OleCuss
Fri Jul 02, 2021 4:58 pm
Creating a basic set of eyepieces for your new telescope

Last post by tomthetank « Fri Oct 09, 2020 2:51 am
Replies: 65
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

thank you
65 Replies

57359 Views

Last post by tomthetank
Fri Oct 09, 2020 2:51 am
Oh Meade, say it aint so....

Last post by Richard « Mon May 16, 2022 4:09 pm
Replies: 36
by Don Alvarez » Wed Oct 23, 2019 8:37 pm
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First post

The replacement line for the HD-60 is coming soon:

I don't know how I should feel about this.

Last post

Honestly I dont think plastic eyepieces will ever take over glass , its just a phase to make more money , electronic is the way for new kids , sad...
36 Replies

5609 Views

Last post by Richard
Mon May 16, 2022 4:09 pm
Levenhuk Ra Eypieces

Last post by CygnusX-1 « Mon May 16, 2022 12:22 pm
Replies: 4
by Refractordude » Mon Dec 28, 2020 9:59 pm

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I have a pair of Levenhuk binoculars that are great. Did not know they made eyepieces. The Ra series all have a 68 degree apparent angle of view, 8...

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I used to own the 14.5mm. Used it in a 10 F/4.7 without a CC and it was excellent.

4 Replies

946 Views

Last post by CygnusX-1
Mon May 16, 2022 12:22 pm
Issue with BCO 6mm

Last post by Lady Fraktor « Fri Apr 29, 2022 6:19 pm
Replies: 12
by West83 » Mon Apr 18, 2022 10:20 am

First post

Hi gang,

So I took the opportunity last night with semi clear skie for some lunar observations. I actually used my 6mm BCO for the first time in a...

Last post

Good luck, hopefully you will be able to get it back into operating condition again.

12 Replies

199 Views

Last post by Lady Fraktor
Fri Apr 29, 2022 6:19 pm
Finally ordered a Baader Ortho

Last post by Lady Fraktor « Wed Apr 20, 2022 6:16 am
Replies: 11
by omeek » Thu Apr 14, 2022 8:52 pm

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After hearing so many great things about the Baader Orthoscopic EP last year from some of you I added it to my wishlist and finally ordered it today....

Last post

Don't shoot your eye out! You know, 5mm eye relief. :D

5 mm is downright expansive compared to some I have! :lol:

11 Replies

217 Views

Last post by Lady Fraktor
Wed Apr 20, 2022 6:16 am
Binoviewers - taking the plunge...

Last post by davesellars « Fri Apr 08, 2022 6:13 pm
Replies: 17
by davesellars » Fri Apr 01, 2022 12:43 pm

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OK, so I have been thinking for some time how best to get higher power with comfort for lunar and planetary observations - mulling over a barlow or a...

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I don't believe you will reach focus with 2 diagonal or 2 zoom but if you already have those you may try as well.

I think you're correct regarding...

17 Replies

476 Views

Last post by davesellars
Fri Apr 08, 2022 6:13 pm
UHC/LPR FILTER HELP

Last post by Bigzmey « Wed Mar 30, 2022 6:57 pm
Replies: 4
by Richlen-Peter » Wed Mar 30, 2022 4:05 pm

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I have a Celestron Powerseeker 80 EQ Refracting telescope, with an 24-8mm zoom eyepiece. A 24mm, 10mm, and 4mm eyepieces. I recently purchased a 1.25...

Last post

I have a Celestron Powerseeker 80 EQ Refracting telescope, with an 24-8mm zoom eyepiece. A 24mm, 10mm, and 4mm eyepieces. I recently purchased a 1.25...

4 Replies

203 Views

Last post by Bigzmey
Wed Mar 30, 2022 6:57 pm
The Effects Of A Step-Down Adapter For 2" EPs

Last post by OzEclipse « Sat Mar 26, 2022 7:38 am
Replies: 6
by JayTee » Tue Mar 22, 2022 9:34 pm

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I am awaiting delivery of a step-down adapter for my 2 eyepieces. It will allow me to use my 2 eyepieces in a 1.25 focuser. The 2 eyepieces I would...

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Hi Jay Tee

You might also get some internal reflections from the eyepiece barrel and some UW eyepiece designs are negative eyepieces, the field stop...

6 Replies

404 Views

Last post by OzEclipse
Sat Mar 26, 2022 7:38 am
7mm Old vs. New

Last post by BFaucett « Sat Mar 19, 2022 6:16 pm
Replies: 8
by Jones » Mon Feb 14, 2022 4:10 pm

First post

20220213_103227.jpg

Just bought a 6.8mm Univ. Optics flat top ortho from ebay and wanted to compare against the older and newer 7mm's I have. The...

Last post

`
New line from Astronomics:

Astro-Tech UWA 82°

4, 7, 10, 13, 16, 28 mm (The 28 is a 2 inch.)

The 4 and 28 mm are currently in stock....

8 Replies

640 Views

Last post by BFaucett
Sat Mar 19, 2022 6:16 pm
SVbony 8mm plossl 207 SPL

Last post by Jones « Sat Mar 19, 2022 12:40 am
Replies: 7
by Jones » Mon Jan 24, 2022 2:20 am

First post

20220121_132608.jpg

Have had a lot of their threaded adapter rings. Finish is nice and they always threaded with other SV and other brands of...

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I have an 8mm HR from TSOptics, 20mm eye relief, 58 degree field that would be much better for bino's. Think saw a Kasai 8MM on Ebay, that WA series...

7 Replies

3570 Views

Last post by Jones
Sat Mar 19, 2022 12:40 am
Televue 3x Barlow

Last post by Bigzmey « Wed Mar 16, 2022 7:40 pm
Replies: 3
by davesellars » Wed Mar 16, 2022 4:36 pm

First post

Quick question...

Would there be any issue with buying a TV 3x barlow that is approx 9 years old? Apparently only used a couple of times and stored...

Last post

Many thanks. I've read that the TV 3x is one of the best and actually better performance than the 2x... Will fit in well either using the Baader BCO...

3 Replies

309 Views

Last post by Bigzmey
Wed Mar 16, 2022 7:40 pm
Eyepiece Story.

Last post by Jnicholes « Wed Mar 09, 2022 6:02 pm
Replies: 8
by Jnicholes » Sat Mar 05, 2022 11:45 pm

First post

Hi everyone,

I have a story I want to share about an eyepiece.

I lost my Svbony 7-21mm zoom eyepiece in December 2021. I was sad, it was a good...

Last post

Hi Jared,

Your story, once again, proves it's always better to be lucky than good.

“In my experience, there’s no such thing as luck.”

-Obi-Wan...

8 Replies

609 Views

Last post by Jnicholes
Wed Mar 09, 2022 6:02 pm
Edmund drop the 15mm RKE

Last post by Lady Fraktor « Tue Mar 08, 2022 4:46 pm
Replies: 2
by 25585 » Sun Mar 06, 2022 4:39 pm

First post

I received my Edmund catalogue, 80th anniversary edition.

The RKE range no longer has a 15mm, so just the remaining 4 still sold. Edmund state that...

Last post

Well that is unfortunate, the RKE is a good eyepiece.
I see there is no option of purchasing a unmounted 15mm either, hopefully they do not cut...

2 Replies

283 Views

Last post by Lady Fraktor
Tue Mar 08, 2022 4:46 pm
Takahashi discontinue LE, TAO & Erfle eyepieces

Last post by 25585 « Sun Mar 06, 2022 4:30 pm
Replies: 11
by 25585 » Sat Feb 19, 2022 2:21 pm

First post

From CN, verified, Tak have discontinued their LE, Abbe ortho ranges & 28mm MC Erfle. Sad news as less choice always is.

Last post

That is a shame, I really like the LE series.
Time will tell what they will be replaced with, hopefully not a bunch of wide angle 2 eyepieces :Boo:...

11 Replies

558 Views

Last post by 25585
Sun Mar 06, 2022 4:30 pm
Burgess Optical

Last post by LDW47 « Thu Feb 24, 2022 6:13 pm
Replies: 21
by Lady Fraktor » Wed May 12, 2021 7:44 pm
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I see Burgess Optical is still making monocentric 6mm, 8mm, 10mm and a 16mm (16mm is designed for BVs)
Burgess has made some high quality offerings...

Last post

I never got an update on the 16 Ultramono. However I understand that he is expecting a shipment of 500 10mm Ultramonos in the next 30 days.

And...
21 Replies

19439 Views

Last post by LDW47
Thu Feb 24, 2022 6:13 pm
Help picking an eyepiece

Last post by Lady Fraktor « Wed Feb 23, 2022 5:17 am
Replies: 10
by ic_1101 » Tue Feb 22, 2022 7:26 pm

First post

Hi guys, it’s sad to say but I haven’t looked through an eyepiece in the last 15 years and have devoted my Astronomy interests to astrophotography. I...

Last post

Enjoy the views Alex :)

10 Replies

465 Views

Last post by Lady Fraktor
Wed Feb 23, 2022 5:17 am
Rare Pentax eyepieces

Last post by 25585 « Thu Feb 10, 2022 5:03 pm
Replies: 2
by 25585 » Mon Jan 31, 2022 2:46 pm

First post

I have bought a Pentax 28mm XL. It looks OK. Its only 55° AFOV being 1.25 fit, but will be interesting to compare with my Takahashi 28mm 60° MC...

Last post

Thank you Lady Fraktor.

As Mr Paolini describes them eye spa is correct. The 28 is such easy viewing! Wearing glasses I still need to raise its...

2 Replies

2551 Views

Last post by 25585
Thu Feb 10, 2022 5:03 pm
Explorer Scientific EPs are on sale in US

Last post by Unitron48 « Thu Feb 10, 2022 2:43 am
Replies: 1
by Bigzmey » Thu Feb 10, 2022 2:33 am

First post

Good discounts up to 40% on ES52, ES62, ES68 and ES82. Some out of stock though

Last post

Thanks for the heads-up! Looks like they are going fast!!

Dave

1 Replies

194 Views

Last post by Unitron48
Thu Feb 10, 2022 2:43 am
Docter/Noblex 12.5mm 84° ..... are back soon.

Last post by 25585 « Mon Jan 31, 2022 2:33 pm
Replies: 14
by 25585 » Wed Nov 03, 2021 10:12 am

First post

About a year ago, Noblex, formerly Docter, eyepieces stopped being produced. However, APM are selling them again, the real deal Docter. I have bought...

Last post

APM has moved its availability date back to 31/3/2022. So the wait continues.

14 Replies

5550 Views

Last post by 25585
Mon Jan 31, 2022 2:33 pm
Eyepiece SVBONY??

Last post by Jones « Thu Jan 06, 2022 4:54 am
Replies: 16
by GONKO » Sun Dec 08, 2019 12:26 pm

First post

So as a Christmas gift from the wife, she is looking to get me some eyepieces. As I wear glasses, some relief would be welcome, but don't want to...

Last post

In an f6 scope you should cross off the hyperions, 1/3rd of the outer field will be out of focus. The celestrons work very well in shorter focus...

16 Replies

7983 Views

Last post by Jones
Thu Jan 06, 2022 4:54 am
Pentax XWs are on sale in US

Last post by Bigzmey « Tue Dec 07, 2021 8:43 pm

by Bigzmey » Tue Dec 07, 2021 8:43 pm

0 Replies

8652 Views

Last post by Bigzmey
Tue Dec 07, 2021 8:43 pm
Rubber eyeguard for the eyepieces

Last post by j.gardavsky « Wed Dec 01, 2021 7:20 pm
Replies: 7
by j.gardavsky » Sun Nov 28, 2021 3:53 pm

First post

Hello all,

there is an interesting and well documented post on the stray light retroreflections on/in the eyepieces by lyl in Astrosurf,
in...

Last post

Hello Andrey,

this is exactly the way how I did an eyeguard for the eyepiece on my RACI.
Another advantage of the foam eyeguards is, they slow down...

7 Replies

3851 Views

Last post by j.gardavsky
Wed Dec 01, 2021 7:20 pm

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