opti - pakl
- optic axis
- optic lattice vibrations
- optic measurement
- optic nerve
- optic stimulation
- optical absorption constant
- optical activity
- optical anisotropy
- optical axis
- optical branch
- optical center
- optical class
- optical comparator
- optical compensator
- optical constant
- optical contact
- optical contrast
- optical density
- optical depth
- optical dielectric constant
- optical dissociation
- optical dividing head
- optical electron
- optical electronics
- optical experiment
- optical fibre
- optical filter
- optical glass
- optical grade
- optical grating
- optical holography
- optical illusion
- optical image
- optical instrument
- optical interference
- optical interferometer
- optical interferometry
- optical invariant
- optical isomer
- optical isomerism
