TOPCON SL-2E, THE MARCO G-II AND G-IV




These 3 instruments are very similar 
and thus will be described using the 
Marco G-II as the example.  The main 
difference between the G-II and G-IV 
is that the G-IV has 6 magnification 
selections (up to 40X) while the G-II 
has 4 (up to 25X).