1.

Editorial

Pages 1-1
2.

Femtosecond Lasers for Optical Frequency Measurement

Pages 2-15
3.

Nanoporous Materials as Tool for Natural Gas Purity Upgrading

Pages 16-27
4.

New Simple Large Depth of Field Fringe Projection Profilometry System Using Laser Projector

Pages 28-39
5.

Off-axis tilt elimination in digital holographic microscopy by self-hologram rotation: applications in surface metrology

Pages 40-52
6.

Deviations in Sound Absorption Measurements in The Reverberation Room and Impedance Tube

Pages 53-64
7.

Applying risk analysis thinking in uncertainty estimation for LOI testing according to ISO 4589

Pages 65-75