condenser design|Abbe-Rack & Pinion w/ diaphram
-
- 70 % Off $143.7040X to 2500X Trinocular LED Compound Microscope with Siedentopf Head + 100 Prepared Slides + Book + 1MP Digital Eyepiece
- 70 % Off 40X to 2500X Trinocular LED Compound Microscope with Siedentopf Head + 100 Prepared Slides + Book + 1MP Digital Eyepiece