best ways to use lenes
there are so-many unkown now-hows to use lenses
proposed by Prof.Satoshi Nishimura / Jichi Med Univ(JAPAN) image00

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best tools for clean-up lenses is using "cosmetic sponge"
never use papers!


best tools to use water-imersion lenses is using "lubricant gel for sex"
water is annoying, and useless for long-term & stable recording


inverted? upright? okay for both


for 3D capturing, just hanging is enough