Prologue Ⅰ Introduction 1.Observables ad POV Measures 2.Historical Survey Ⅱ Theory 1.Hilbert Space Frame 2.Physical and Mathematical Features of POV Measures 3.Quanturm Measurement Theory 4.Individual Interpretation of Quantum Mechanics Ⅲ Observables 1.Observables as Covariant Objects 2.Position and Monmentum 3.Angular Momentum and Angle 4.Engergy and Time 5.Photon Observables Ⅳ Measurements 1.Contiuous Observables 2.Pairs of Obervalbes 3.Mesurements and Conservation Laws Ⅴ Uncertainty 1.Coarse-Graining 2.Informational Completeness 3.Unsharpness 4.Uncertainty Relations Ⅵ Phase Space 1.Reprentation of States as Phase Space Functions 2.Joint Position-Momentum Measurement 3.Classical Limit Ⅶ Experiments 1.Stern-Gerlach Experiment 2.Informationally Complete Polarisation Measurment 3.Measurement Schemes Involving Photons 4.Wave-Particale Duality of Photons Epilogue References Notations Subject Index