An observation last night.
This is a cross section of a spine Spruce.
Methylene blue staining and cleaning alcohol 90 and mounting liquid glycerin.
Researcher Bino and Canon PowerShot A550 Universal adapter on the whole get on the mic.
Photo 1.
Objectif achro 10 X et filtre polarisant.
Eclairage fond noir.

Photo 2.
Objectif achro 10 X et filtre polarisant.
Eclairage fond noir.

Photo 3.
Objectif achro 10 X.
Eclairage fond noir.

Photo 4.
Objectif achro 10 X et filtre Rheinberg.

Photo 5.
Objectif achro 4 X
Eclairage fond noir.
