500 × 500
Source:https://www.dormakaba.com/au-en/offering/products/mechanical-key-systems/master-key-systems-planning-and-maintenance/c4-non-restricted-cylinders--ka_500119
1585 × 1920
Source:https://saltosystems.com/en/products/salto-neo-scandinavian-oval-cylinder/
1240 × 1240
Source:https://dline.com/products/global/knud-holscher-collection-oval-cylinder-escutcheon-w-oval-hole/
1280 × 1280
Source:https://sylvan.co.nz/electronic-smart-cylinder-oval/
760 × 750
Source:https://lapump.com/product/elliptical-penis-cylinder/
400 × 364
Source:https://www.mul-t-lock.com/global/en/products/all-cylinders/cylinders/norwegian-oval-cylinder
480 × 481
Source:https://securitysnobs.com/Abloy-Protec2-Scandinavian-Oval-Cylinder.html
1653 × 2339
Source:https://www.australianlock.com.au/products/A5290QSCP
515 × 515
Source:https://www.george-boyd.co.uk/p/union-turn-oval-cylinder-satin-chrome-HWUN7810
320 × 320
Source:https://www.researchgate.net/figure/The-inner-surface-of-an-elliptical-cylinder_fig2_374703074
