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

18652 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

37207 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

30937 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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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

93166 Views

Last post by tomthetank
Fri Oct 09, 2020 2:51 am
A Great Fit

Last post by Don Pensack « Wed Aug 10, 2022 8:22 pm
Replies: 3
by LDW47 » Sun Aug 07, 2022 12:52 am

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I just bought the 15mm Celestron Ultima Edge for one of my refractors for a specific reason, this is a pretty nice, affordable eyepiece. It fits in...

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This eyepiece series is identical to the APM Ultra Flat Field series, which might be a little cheaper.
The 15mm is not compatible with glasses, but...

3 Replies

69 Views

Last post by Don Pensack
Wed Aug 10, 2022 8:22 pm
The Effects Of A Step-Down Adapter For 2" EPs

Last post by Don Pensack « Thu Jul 21, 2022 5:17 pm
Replies: 7
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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I suspect you won't be able to achieve focus because the eyepieces will be pulled out of the focuser too far.

7 Replies

583 Views

Last post by Don Pensack
Thu Jul 21, 2022 5:17 pm
UHC/LPR FILTER HELP

Last post by Don Pensack « Mon Jul 18, 2022 5:55 pm
Replies: 5
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...

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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...

5 Replies

356 Views

Last post by Don Pensack
Mon Jul 18, 2022 5:55 pm
Antares Ultima

Last post by Lady Fraktor « Sun Jun 26, 2022 3:27 am
Replies: 5
by Lady Fraktor » Sat Jun 25, 2022 5:04 am

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Grab one (or two for binoviewing) while you can, only three left!
Who knows what storage room they were found in but there is a chance to purchase...

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The Orion is a nice eyepiece.
To my eye I found the Antares had a tiny bit less scatter but very close.
If I remember correctly the only major...

5 Replies

200 Views

Last post by Lady Fraktor
Sun Jun 26, 2022 3:27 am
Docter/Noblex 12.5mm 84° ..... are back soon.

Last post by Piero « Sat Jun 11, 2022 11:31 pm
Replies: 15
by 25585 » Wed Nov 03, 2021 10:12 am

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

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I have used the docter for several years and it is one of the very best eyepieces I have tried.
I found that the level of contrast it delivers is on...

15 Replies

10062 Views

Last post by Piero
Sat Jun 11, 2022 11:31 pm
Looking For an Eyepiece

Last post by LDW47 « Sat Jun 11, 2022 12:42 pm
Replies: 9
by LDW47 » Fri Jun 10, 2022 3:24 am

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What are the recommendations, from actual experience prefered, of a good eyepiece in the 42-50mm range preferably as wide a FOV as possible in a 2...

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The 50 mm is under 1 lb and the 42 mm is just over 1 lb.
A issue with low power 2 eyepieces unfortunately.
They are all heavy.

I was mentioning...

9 Replies

289 Views

Last post by LDW47
Sat Jun 11, 2022 12:42 pm
Eyepiece pricing

Last post by kt4hx « Wed Jun 08, 2022 1:26 pm
Replies: 4
by Lady Fraktor » Tue Jun 07, 2022 6:28 pm

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I understand that pricing of collector level eyepieces can be quite arbitrary at times but to price one at 2x the current high end price?
I have seen...

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True Gabrielle. AM and CN are both good indicators of normal fair market value as a rule - usually. However, valuation of used equipment can be a bit...

4 Replies

219 Views

Last post by kt4hx
Wed Jun 08, 2022 1:26 pm
A Comparison

Last post by LDW47 « Mon Jun 06, 2022 1:36 am
Replies: 12
by LDW47 » Sat Jun 04, 2022 8:34 pm

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I have 3 Svbony zoom eps of varying sizes that perform brilliantly in my NP101 and 90mm, f5.5 scopes, none cost more than about $100 C. I have read...

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Funny that you mentioned it. I had great expectations for Morpheus line and at one point got Morpheus 12.5mm to try. I could not stand it. Eye...

12 Replies

336 Views

Last post by LDW47
Mon Jun 06, 2022 1:36 am
That's not an EP, this is an EP!

Last post by Bigzmey « Sat Jun 04, 2022 5:02 pm
Replies: 24
by Bigzmey » Tue May 24, 2022 1:13 am
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Generally, I don't like heavy EPs. However, since I have installed showcase in my home office to store and display my scopes I wanted to add a...

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Hi Bigz! Good luck with your eyepiece display! I have the Meade 30 and 24 UWA but unfortunately the 30 fogged up inside a few years ago and now makes...
24 Replies

734 Views

Last post by Bigzmey
Sat Jun 04, 2022 5:02 pm
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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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

6339 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

1126 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

420 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

First post

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

451 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

First post

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...

Last post

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

729 Views

Last post by davesellars
Fri Apr 08, 2022 6:13 pm
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...

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`
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

787 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

4936 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

430 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

754 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

395 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

784 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...

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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

40769 Views

Last post by LDW47
Thu Feb 24, 2022 6:13 pm

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