Taken with the Zeiss 40x, I'll order a small 5ml bottle of immersion oil made by Bresser from a nearby reseller, I'm assuming they are very similar between manufacturers.Hobbyst46 wrote: I am guessing this nice darkfield photo was taken with the Nikon 60X objective? would be interesting to see ot woth the 100X/1.30 oil.
Nice reference table. I did search Wikipedia for a list of refractive indexes, but I ended up being afraid of making a mess and having trouble cleaning the glass or having some unexpected reaction between lens coatings or the barrel metal of the objective, so I ended up deciding to wait for the oil.75RR wrote: Emergency immersion oil substitutes: