Posts Made By: Paulo martin

September 2, 2008 04:54 PM Forum: Refractors

small APO refractor.

Posted By Paulo martin

Hello,
I am looking for a small APO refractor, size 60-80mm, Apo lens, and portable for dual purpouse,terrestrial-astronomical observation, .

I am searching advise on theme, any comment are welcome!

Thanks,
Paul

September 25, 2008 03:33 PM Forum: Takahashi

A good handful of eyepiece for FS 60c.

Posted By Paulo martin

Hello,
I am looking for some eyepiece for my new adquired FS 60c telecope and I like to hear some suggestions.I have a 31mm Nagler and a 3-6mm zoom televue.

Paul


October 11, 2008 03:25 PM Forum: Eyepieces

Takahashi Extender 1.6X

Posted By Paulo martin

Hello,

Is the same this Extender 1.6X that a barlow of 1.6X ? Which is your result? Is OK for the FS60C model?

Paul

October 11, 2008 03:27 PM Forum: Takahashi

Takahashi 1.6X Extender.

Posted By Paulo martin

Hello,

Anyone know if exist a Extender 1.6X for the FS60C model?
Is the same that a barlow of the 1.6X ? which is the difference?

Paul

October 25, 2008 02:56 PM Forum: Refractors

Celestron ED 100

Posted By Paulo martin

Hello,
Anyone know if this optical tube is the same that Orion ED 100 or SW ED100?

Your optical performance is good? I am looking for a good 4" refractor for solar observing.

Thanks,
Paulo

October 25, 2008 03:00 PM Forum: Celestron

Celestron ED 100

Posted By Paulo martin

Hello,

I am the possibility of to buy a optical tube of this model,and I like know your optical performance for planets and solar observations,

Paul

November 8, 2008 05:07 PM Forum: Solar System Observing

Barlow lens + herschel wedge.

Posted By Paulo martin

Hello,

Anyone know if there is risk if a barlow lens has placing ahead of an Hershel wedge? ..Why? Is dangerous for the Barlow..,for the Herschel wedge or for the eye?

Thanks,
Paul

February 5, 2009 03:45 PM Forum: Astro Binoculars

opinion on giants binoculars.

Posted By Paulo martin

Hello,

I am looking for a pair of giants binoculars GO 30X100mm or GO 20X110mm, for DSO and comets observations which is best?
Anyone know this models?
Thanks,
Paul

February 5, 2009 06:51 PM Forum: Birding Optics and Photos

vortex stokes 15-45X65

Posted By Paulo martin

Hello,

Anyone know this spotting scope?
It have good images?

Paul

February 7, 2009 04:26 PM Forum: Deep Sky Observing

DSO binoculars.

Posted By Paulo martin

Hello,

Is best a rich field telescope of 3"-4" with variable magnification for quick look DSO or a giant binocular 70-100mm with fixed mag.?

Paul