http://tech.groups.yahoo.com/group/Microscope/ Microscopy as a hobby or profession. Sun, 05 Jul 2009 19:26:53 GMT Microscopeman http://tech.groups.yahoo.com/group/Microscope/message/51661 http://tech.groups.yahoo.com/group/Microscope/message/51661 John, Is the 40x plate the only one fitted to this condenser? I would be interested to see photos. Gregg ... From: a.johnw To: Microscope@yahoogroups.com Sun, 05 Jul 2009 12:56:31 GMT Chris http://tech.groups.yahoo.com/group/Microscope/message/51660 http://tech.groups.yahoo.com/group/Microscope/message/51660 Now that you know what it is, consider that it's probably worth more money to the right person. Chris. Sun, 05 Jul 2009 11:55:08 GMT reynaldguru http://tech.groups.yahoo.com/group/Microscope/message/51659 http://tech.groups.yahoo.com/group/Microscope/message/51659 Well, I thank all of you who answered, indeed it is a lensmeter, when on the right track I found all about it, and, sadly it wont do for what I thought I Sun, 05 Jul 2009 09:43:11 GMT a.johnw http://tech.groups.yahoo.com/group/Microscope/message/51658 http://tech.groups.yahoo.com/group/Microscope/message/51658 It takes screw in phase plates and has a 40x fitted. There are 6 positions marked A to D and O. There is a hex key adjustment and centring screws. The centring Sun, 05 Jul 2009 09:11:58 GMT a.johnw http://tech.groups.yahoo.com/group/Microscope/message/51657 http://tech.groups.yahoo.com/group/Microscope/message/51657 I had the same sort of problem on a nikon s compound trinocular when it was fitted with a 1.2x objective. It was nothing to do with the scope. It was my eyes. Sat, 04 Jul 2009 22:07:06 GMT aent440 http://tech.groups.yahoo.com/group/Microscope/message/51656 http://tech.groups.yahoo.com/group/Microscope/message/51656 Hi, it looks like a standalone version of the goniometer head fitted to many measuring or toolmakers microscopes. There should be some way of rotating the Sat, 04 Jul 2009 19:24:41 GMT stephen d yahn http://tech.groups.yahoo.com/group/Microscope/message/51655 http://tech.groups.yahoo.com/group/Microscope/message/51655 My first thought at seeing it was for something for movie film negatives or prints. And also viewing photo prints of spectrographic photography, Fraunhofer Sat, 04 Jul 2009 16:49:23 GMT J. Forster http://tech.groups.yahoo.com/group/Microscope/message/51654 http://tech.groups.yahoo.com/group/Microscope/message/51654 It looks to me to be some kind of purpose built microscope to do some kind of mechanical test. Hardness or some other specific physical property. FWIW, -John Sat, 04 Jul 2009 15:49:22 GMT reynaldguru http://tech.groups.yahoo.com/group/Microscope/message/51653 http://tech.groups.yahoo.com/group/Microscope/message/51653 Hi to All I am from Western Australia, in the great South Western part of it, I have a great interest in Microscopy, in the sense that I help testing pet birds Sat, 04 Jul 2009 14:27:29 GMT Howard Lynk http://tech.groups.yahoo.com/group/Microscope/message/51652 http://tech.groups.yahoo.com/group/Microscope/message/51652 Hi, The standard Leitz Ortholux illuminator uses a 6V 5A Osram 8110 or 8100S, or equiv. These have slightly different globe diameters, but the base to filament Sat, 04 Jul 2009 08:13:12 GMT Fred Hess http://tech.groups.yahoo.com/group/Microscope/message/51651 http://tech.groups.yahoo.com/group/Microscope/message/51651 Hello Paul, This depends on the type of lamphousing you are using. try http://www.bulbdirect.com/ for the right bulb Regards Fred Hess ... From: birdwellpaul Sat, 04 Jul 2009 03:14:15 GMT Kevin Sunley http://tech.groups.yahoo.com/group/Microscope/message/51650 http://tech.groups.yahoo.com/group/Microscope/message/51650 Hi again Rich, As for the quality of the glass, they're likely all the same quality. Standard optical quality, multi-coated lenses. However the infinity relay Sat, 04 Jul 2009 02:12:25 GMT kw1508 http://tech.groups.yahoo.com/group/Microscope/message/51649 http://tech.groups.yahoo.com/group/Microscope/message/51649 Thanks, that answers my questions. Ken Sat, 04 Jul 2009 00:49:11 GMT Steven D. Bybee http://tech.groups.yahoo.com/group/Microscope/message/51648 http://tech.groups.yahoo.com/group/Microscope/message/51648 Ken, Sorry, I forgot to mention that the cat. no. on the condenser is 1240. Steve ... From: kw1508 To: Microscope@yahoogroups.com Sent: Friday, July 03, 2009 Sat, 04 Jul 2009 00:47:04 GMT Steven D. Bybee http://tech.groups.yahoo.com/group/Microscope/message/51647 http://tech.groups.yahoo.com/group/Microscope/message/51647 Ken Thank you for your compliment. I'm afraid that I don't have a dark field condensor. I have a phase contrast condenser. If I set the condenser as if I am