Surface Roughness Measurement of Dental Implant

Overview of measuring instrument

Specification of laser microscope

Ultra-deep image laser scanning microscope:
VK-8510 (manufactured by Keyence Corp.)

Item	Content
Light source	Red semiconductor laser
15 inch monitor magnification	× 200 - × 2000
Objective lens magnification	× 10, × 20, × 50, × 100
Minimum resolution in height direction	0.01 µm

Reference Standard for Measurement of Surface Roughness

Pharmaceutical and Food Safety Bureau Announcement No. 0525004:
"Establishment of approval standards for dental implants"

Example of Surface Observation