| Type | Binoculars |
|---|---|
| Application | Opera Glasses |
| Color | Blue |
| Size | Compact |
| Objective Lens Diameter | 25 mm |
| Maximum Magnification | 3x |
| Item Length | 4.5 in |
| Brand | Prelude |
| Item Height | 2 in |
| Model | Vintage |
| Features | Zoom Lens, Collapsible, Compact, Travel, Vintage, Collectible, Folding |
| Optical Design | Galilean |
| Country of Origin | Japan |
| Item Width | 2.5 in |
Check the listing for details. Vintage PRELUDE Mid-Century Compact Folding Opera Glasses Binoculars Japan. Color: Blue, Condition: Used, Made in Japan. Listed at 62.00 USD. Classic opera glasses / theater binocular design. - Compact, elegant form – perfect for display. - Size: Compact / Pocket. - Origin: Japan. Optics present well and unit displays beautifully. - Marked 3x25 (desirable larger lens size for this style).