Safety First in the RSEA Marble Factory February 24, 2020 / Featured in RSEA Marble Factory 榮民大理石工廠 ↩ Image Metadata Credit Alexander Synaptic Date Captured April 28, 2017 Camera Nikon D3100 Aperture ƒ/5 Shutter Speed 1/100 sec Focal Length 23 mm ISO 200 Exposure 0 EV Source Files 900 × 900 / 675 × 675