OHARA INC.

NEWS

Products and Service

Notice of Catalog Data Update for Temperature Coefficient of Refractive Index Δn/ΔT

04.18.2025

We have updated the measurement device for the temperature coefficient of refractive index Δn/ΔT shown on our website. Upon updating, we have extended the measurement wavelength range and temperature range.

 

Measurement wavelength range

Before change:435.835nm ~ 1013.98nm

After change:365.015nm ~ 1550nm

 

Measurement temperature range

Before change: -40℃ ~ 80℃

After change: -80℃ ~ 180℃