rcx10", sx h9c, lodestar, zs 80 ed, plus load bits
AS of NSW
AS of Hunter Valley
Fact: I like reflectors and big ones. All the refractors I own are either finderscopes, binoculars, or riflescopes.
18"/F4.5 Obsession #1333 fully optioned (OMI Optics)
14"/F4.5 SDM #33 fully optioned (Zambuto Optics)
10"/F5.3 SDM #50 fully optioned (Suchting Optics)
Pentax XW's, T4 & T5 Naglers , UO HD orthos, 6mm Delos, 8mm Radian, 8.5mm Pentax XF, 13mm Ethos. 12mm Celestron Illum Astrometric eyepiece. Rainbow Optics Spectroscopic Eyepiece Set. Orion Optics UK 250 lpi Ronchi grating eyepiece. 2" Astronomiks UHC, OIII & H-Beta filters, 2" DGM Optics NPB filter. 2" Variable Polariser. 2" Hoya colour filters.
Leupold 10x42 & Pentax 16x60 binos.
Quote:Does anybody else have any ideas?
Quote:I would recommend as large a nylon thumb screw as possible for the material being worked with, the 1 1/4-in focuser.In my experience 6-32 would be better than 4-40, 10-32 even better yet.
Quote:Also, larger thumbscrews are easier to find in the grass in the dark.
Quote: NO,you do not want nylon, too soft. Get brass, just right. What a problem...
Quote:Please, please get a digital caliper. Thread sizes are on line. NO,you do not want nylon, too soft. Get brass, just right. What a problem...