Re: EZ-Touch Mount Preliminary Comments
--- In William-Optics@yahoogroups.com, "Tom Trusock" <tomt@...> wrote:
Thanks for the info. Do you think the EZ-Touch mount would work well
6 inch, 12lb MCT?: I'm thinking of an Alter 603. How much does the
FS102nsv weigh and how long is it?
> I've used the WO EZ-Touch with a couple of different telescopes
> and feel I can comment fairly well on it's performance. I ususally
> don't say a whole lot till I release a review, but I've been
> a lot of e-mails about this mount, so hopefully this will help
> answer some questions for people considering one of these for
> I've used it with the WO 105, WO 80FD, wo 66 triplet, wo 66
> FS102nsv, and will mount my TV102 on it eventually as well but I
> haven't gotten that far yet.
> The WO105 and the WO66 doublet made an extremely nice combination -
> I had a wonderful time with my 4 year old daughter one night - she
> got to use the 105, while I'd use the 66 to look at the same
> This was an ideal setup - moderate power observing with a short
> focal length 4" scope on one side and a tiny lightweight 66mm scope
> on the other.
> I went to more of a "worse case senario" last night - I played with
> my FS102nsv (which is longer and heavier) on the WO and a 66SD on
> the other side, and spent the evening at high power looking at the
> moon and Saturn.
> It worked well, but balance was a bit of an issue - like with any
> alt/az - but better than the gibralter. The discmounts - are in a
> whole nother class, and could, for the most part, care less about
> I'm not sure I'd want to put a larger load on the EZ touch than the
> FS102 and a companion scope - at least without adding VSP's. The
> weight and especially the length of the FS102 were the main
> boogeymen here, but it overall it was still pretty solid, smooth
> useable at 180x or so. The rap test gave a damping time of 4-6
> seconds which is about what I'd expect - focusing settled down
> within a couple of seconds (1-2 when using fine focus). Better than
> my Gibralter, considering the weight that's on it. It's certainly a
> lot more versitile in the telescopes you can use with it.
> Next I took the 66SD off, and put VSP's (vibration supression pads)
> under the feet.
> At ~200x, with the FS102, the rap test yielded a settle time of
> under <2 seconds. The combination of a few lbs less and VSP's
> proved an astounding difference. When focusing - the jiggles stop
> soon as I removed my hand from the knob.
> At 275x (nagler 3-6 zoom on 3mm), loaded with the FS102, w/ 8x50
> finder, 2" Diagonal and eyepiece and no scope on the other side,
> still using VSP's, damping time from the rap test is still right
> around 1 second. When moving the scope to recenter the target, the
> scope stops jiggling immediately after removing your hand from the
> Overall, I consider this very good performance for a lightweight
> alt/az mount.
> To get this level of stability, it's I found it's VERY important
> spread the legs as far apart as possible.
> I'd recommend Ultrawide angle eyepieces for higher powers as items
> just fly across the FOV of the 3-6, but the motions of the mount
> smooth - however, unlike the DM4/6, I can't track and observe at
> same time - the setup isn't that stable - but to be fair, I've
> seen one that is - outside of the DM4/6. On that note, the UWAN's
> are proving superb eyepeices, and the 4mm is highly recommended for
> high powers with this mount. Alternately, the nagler 3.5 would
> be a good selection.
> The mount's not perfect. I wish the tension adjustment screws were
> captive. You can tell when they are all the way out *before* they
> pop out (and they haven't popped out yet) - but they get a little
> wobbly when all the way out and that's a bit disconcerting. My
> only other concern centered around the tray. I wish they had used
> tray bolt that went all the way through the support, instead of one
> that screwed into the plastic center - that would be less likely to
> strip out at some point. Finally, the tray is a little small.
> cut to fit 3 - 1.25" eyepieces and has three smaller holes (.965??)
> but nothing for 2" eyepieces. All of these of these are pretty
> minor issues.
> Given the price, and the fact it's dual armed with Losmandy and
> Vixen saddle plates (that covers just about everything) - I think
> it's an excellent deal and offers great performance in a
> lightweight, inexpensive dual armed, mount that supports both
> losmandy and vixen dovetails - the two standards on the market.
> Hope someone finds this of use.