The office replaced all of the old optical mice with wireless models last week.

Technicians inspected the optical fibers for signal loss after the storm.

The museum's collection includes rare optical discs from the early 2000s, each labeled with handwritten notes.

I keep an external optical drive for reading old backup discs.

The researchers compared the optical spectra from the two different samples to identify subtle compositional differences.

The research team compared the optical spectrums from different materials to identify unique signatures.

Using optical tweezers, the biophysicist gently trapped a single vesicle to study its membrane dynamics.

When aligning the lens assembly, the technician ensured that each element was centered on the optical axis to minimize aberrations.

The librarian demonstrated how to use the optical wand to digitize the handwritten index cards.

The museum's interactive exhibit allowed visitors to paint with light using specialized optical wands.