https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/441444Edit ImageSaveSaveEditCropCustom TextCopper fresnel mandrel diamond cut completion in bldg 4487. Original from NASA. Digitally enhanced by rawpixel.MorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 808 x 1200 px | 300 dpiLarge JPEG 2019 x 3000 px | 300 dpiTIFF 2019 x 3000 px | 300 dpi | 34.68 MBFree DownloadCopper fresnel mandrel diamond cut completion in bldg 4487. Original from NASA. Digitally enhanced by rawpixel.More