Spiral Staircase: Laminated Glass Treads with Open Risers.
{"Image Make": "NIKON CORPORATION", "Image Model": "NIKON D810", "Image Orientation": "Horizontal (normal)", "Image XResolution": "350", "Image YResolution": "350", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "Adobe Photoshop Lightroom Classic 8.2 (Macintosh)", "Image DateTime": "2019:04:16 21:45:50", "Image Artist": "SILVIA_PANGARO", "Image Copyright": "SILVIA_PANGARO", "Image ExifOffset": "294", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "1052", "Thumbnail JPEGInterchangeFormatLength": "4675", "EXIF ExposureTime": "8/5", "EXIF FNumber": "20", "EXIF ExposureProgram": "Manual", "EXIF ISOSpeedRatings": "200", "EXIF SensitivityType": "Recommended Exposure Index", "EXIF ExifVersion": "0230", "EXIF DateTimeOriginal": "2019:04:04 08:03:45", "EXIF DateTimeDigitized": "2019:04:04 08:03:45", "EXIF ShutterSpeedValue": "-84759/125000", "EXIF ApertureValue": "540241/62500", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "4", "EXIF MeteringMode": "Pattern", "EXIF LightSource": "Unknown", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "16", "EXIF SubSecTimeOriginal": "711", "EXIF ColorSpace": "sRGB", "EXIF FocalPlaneXResolution": "16780511/8192", "EXIF FocalPlaneYResolution": "16780511/8192", "EXIF FocalPlaneResolutionUnit": "3", "EXIF SensingMethod": "One-chip color area", "EXIF FileSource": "Digital Camera", "EXIF SceneType": "Directly Photographed", "EXIF CVAPattern": "[2, 0, 2, 0, 0, 1, 1, 2]", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Manual Exposure", "EXIF WhiteBalance": "Auto", "EXIF DigitalZoomRatio": "1", "EXIF FocalLengthIn35mmFilm": "16", "EXIF SceneCaptureType": "Standard", "EXIF GainControl": "None", "EXIF Contrast": "Normal", "EXIF Saturation": "Normal", "EXIF Sharpness": "Normal", "EXIF SubjectDistanceRange": "0", "EXIF BodySerialNumber": "3006656", "EXIF LensSpecification": "[16, 35, 4, 4]", "EXIF LensModel": "16.0-35.0 mm f/4.0"}