minus-squareAnalogJack@lemmy.worldtoWorld News@lemmy.world•How a traveling ‘health train’ has become an essential source of free care in South AfricalinkfedilinkEnglisharrow-up5·24 days agoIt’s a loose lens frame used to check someone for a glasses prescription. linkfedilink
minus-squareAnalogJack@lemmy.worldtoHistoryPorn@lemmy.world•Aerial view of a beached U-Boat in the UK, WW1, 1919linkfedilinkEnglisharrow-up9·9 months ago1919 https://en.m.wikipedia.org/wiki/SM_U-118 linkfedilink
It’s a loose lens frame used to check someone for a glasses prescription.