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