Search found 7 matches

by davehrs
Fri Jan 21, 2022 3:21 pm
Forum: Beginner's corner
Topic: wide view objective
Replies: 18
Views: 4566

Re: wide view objective

sorry for the slow response folks - let me answers as best i can PeteM - Curious - can you let us know the application? Used motor oil analysis or ?? i work in industrial hydraulics, filtration and overall oil management - so its usually vg 46 or 68 hyd oil or vg 220 / 320 gearbox oil but we do othe...
by davehrs
Wed Jan 19, 2022 6:41 pm
Forum: Beginner's corner
Topic: wide view objective
Replies: 18
Views: 4566

Re: wide view objective

thanks again everyone i said in the opening message 1st question - can i get a 1x objective or am i chasing dreams i think the answer is yes - im chasing dreams - i could probably get what i want if i can afford big bucks - so im going a different route. i have 2 logitec webcams i used to use for li...
by davehrs
Wed Jan 19, 2022 3:58 pm
Forum: Beginner's corner
Topic: wide view objective
Replies: 18
Views: 4566

Re: wide view objective

thanks apochronaut - let me answer as best i can How large is your patch size? total diameter 47mm - - this is what i was getting using my phone - you can use the grid as a size reference. i do 2 types of samples - this one uses a smaller feed tube which is why the particels are all focussed in a sm...
by davehrs
Wed Jan 19, 2022 1:23 pm
Forum: Beginner's corner
Topic: wide view objective
Replies: 18
Views: 4566

Re: wide view objective

grateful for the help everyone - thank you using the 1/ 0.03 160 / - raising the patch made it worse - i had to go the other way so i dropped the stage fully, then dropped lens for the backlight and just put the test patch on the lens itself - so it was around 10 mm below the normal position - it wa...
by davehrs
Wed Jan 19, 2022 11:14 am
Forum: Beginner's corner
Topic: wide view objective
Replies: 18
Views: 4566

Re: wide view objective

these are the 3 objectives that came with the microscope ( about 14 years ago) 4 x objective Screen Shot 2022-01-19 at 11.10.22.jpg 10 x objective Screen Shot 2022-01-19 at 11.11.24.jpg Screen Shot 2022-01-19 at 11.11.17.jpg 20 x objective Screen Shot 2022-01-19 at 11.12.24.jpg Screen Shot 2022-01-1...
by davehrs
Wed Jan 19, 2022 10:29 am
Forum: Beginner's corner
Topic: wide view objective
Replies: 18
Views: 4566

Re: wide view objective

thanks for the response Alexander - let me answer what i can there is no detail on the microscope other than this number - its chinese made but bought by uk company who then sold it to a filter supplier - then i bought from them Screen Shot 2022-01-19 at 10.24.08.jpg Screen Shot 2022-01-19 at 10.24....
by davehrs
Wed Jan 19, 2022 9:41 am
Forum: Beginner's corner
Topic: wide view objective
Replies: 18
Views: 4566

wide view objective

hi all i use a fairly simple 4 objective microscope and camera to take photos of oil samples that have been drawn through a 1.2 micron patch. Screen Shot 2022-01-19 at 09.39.04.jpg it came with the usual 4x 10x 20 x and 100x lenses as well as the 10x in the viewer and camera. unfortunately - even th...