オペラグラス - Vintage French/Japanese Mother-of-Pearl Opera Glasses (2.5x) - Modèle Déposé - 1950-1960 - Japan
オペラグラス - Vintage Eschenbach Optik "Manon" 3.0x Opera Glasses / Theatre Binoculars with Original Case - - 1970-1980 - Germany - Eschenbach Optik
オペラグラス - Vintage ROW Rathenow German Opera Glasses / Theatre Binoculars with Original Case - 1950-1960 - Germany - ROW (Rathenower Optische Werke)