... <astronut1001@y...> wrote: I just received the collimatable lens cell for 150mm Synta scopes that I ordered from Hands on Optics. I ordered it for use...
Hi, I am looking for information on the history of a company who made Saturn refractors, not current company. This group went by the Tinsley company, yes the...
Chris; I was not aware that Tinsley made any refractors. I remember the advertising for their 5" Mak Cas on the single arm mount and have one that was...
BUYER BEWARE !!!! On the 26th of march 2005 I ordered and paid for an FF2 focusser from: Joseph Cartolano Mercury Systems Support. After waiting for an...
Hi I had club members do some additional work and actually measure the telescope we have and this might help people out or at least teach a valuable lesson of...
Meade has today announced a pair of ED triplet air spaced Apo refractors, along with other new scopes. The ED refractors are a 80mm F6 and a 127mm F7.5....
Hi Folks, I have a CG-5 mount and wood tripod for sale, and I thought I'd put it here before posting on Astromart. I have thoroughly repaired, regreased, and...
Hi folks, Unfortunately, the gentleman who sold me my new mount on Astromart sold it twice, and paypal trumps a money-order, I guess. I'll be keeping my CG-5,...
Hi, recently I obtain the flint element from a 65mm Bardou refractor Objective. I would like to know how I can put it on action again (after the construction)...
Dimitris; I suggest that you contact D&G Optical as I understand that they can undertake such jobs. They are equipped to determine glass indexes for your lens...
Thanks Rich Wood <astronut1001@...> wrote: Dimitris; I suggest that you contact D&G Optical as I understand that they can undertake such jobs. They are...
Hans-Göran; Welcome to the group seeing as no one else has done so. I am also a relatively new member and note that considering it's 1300+ members it seems...
Hans-Göran; I have several refractors. These include a TEC 140mm F7 APO, a Stellarvue 102mm F 8.8 ED APO, a Skywatcher 150mm F5 and a Stellarvue 80mm F6...
Hi, i was on cruise control too... But... the equipment page of Hans- Göran fascinates me: HG, you have a hell of lot weight on your HEQ-5. how is it...
i use this mostly for visual observation of Variable star and short time exposing time with a ccd-camera, i only drive it unguided. Unguided its no problem to...
I just finished a dovetail, and i am amazed: the stability of the mount is realy impressive with the 10 kilo maksutov, 2 counterweights + a small extra...
Hey All, Just wanted to say hello as I'm new to this group. I'm look forward to reading all of your posts and sharing a few of my own in the future. I ...
Hi Jon, Welcome to the Refractor list! If your current mount isn't up to a larger optical tube assembly (OTA), you might want to buy a beefier mount first. If...
Rich N
rnapo@...
Jan 20, 2006 2:21 am
15065
I am trying to decide the size of focuser I need for a particular project. The optics will be an 8" f/6 achromat. The OTA will be shortened enough to allow...
Dan; Draw a pyramid with a base 8" long and the lines from the ends of the base line meeting 48" away from the center of the base line. That is your light...
Just by chance I recently constructed one of these designed for binoviewing and using a 3545 Feathertouch focuser. Let me know if I can be of assistance....
Hello, Yes, I would very much appreciate any insite you could provide on the construction of this scope. I have never attempted to build my own and the tube...
Given a choice I would choose aluminium tube for a refractor. At least 2mm wall thickness and preferably 3mm for a long life without dents. Provided you have...
Our astronomy club in suburban Chicago is considering a refractor as an upgrade for one of our two observatories (the other has a 12" Newt). We want to replace...
... <astronut1001@...> wrote: Is anyone out there familiar with this scope and it's performance? Sounds like it might make a nice grab & go unit near the...
Hi Rich: There was a discussion on it about a week or two ago on Cloudy Nights. According to the posts there it isn't quite as good as the 127F6.5 and 152F6.5...
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