COC Microscope Value Guide

This 1960s COC microscope is a quintessential example of Japanese-made educational optics that brought science into mid-century homes. Highly collectible for its durable metal construction and original wooden housing, it represents an era when hobbyist microscopy became accessible to the general public.

What affects the value of COC Microscope?

• The presence and condition of the original wooden storage case significantly impact the $50 market value.
• Optical clarity and the absence of fungal growth or 'haze' inside the glass lenses.
• Completeness of the set, including original slides, clips, and the reflective sub-stage mirror.
• Mechanical functionality of the coarse focus knobs and the smoothness of the rotating objective turret.

How to Identify COC Microscope?

• Look for the 'COC' brand logo stamped on the arm or base of the metal frame.
• Verify the presence of the rotating turret featuring three distinct objective lenses for 100x, 200x, and 300x magnification.
• Confirm the origin by locating the 'Japan' engraving, typically found on the base or near the optical tube.
• Check for the original fitted wooden case with a latch, which was standard for this specific model.

History of COC Microscope

COC microscopes were popular educational and hobbyist instruments, especially during the mid-20th century. While not research-grade, they provided an accessible entry point into the world of microscopy for many.