Show new camera pictures projectiles in flight I 1 washington Wits hington tu the bureau burean of stand ards has designed and construct rol a 11 new camera which Is able to alioto graph projectiles pi ill flight it Is not possible to take it 11 clear picture of 0 very rapidly objects on a stationary ulm film because in the interval during which the film Is exposed the linage image of the object moves moes sufficiently to blur the picture the new nev caldern overcomes ovon onies this difficulty dini culty by causing the filin to move approximately the same anie velocity as does the image of the object hence there Is no blurring of tile the picture ure the buresti explains flint to obtain ft number of pictures several si eral lesmes are placed in it title hue at right angles to the direction of motion of the lie and a 11 focal plane Is in so arranged that tile the from froin cheso lenses lenies ur art allowed all oMd tu to fall on the filiti I in succession tion tills this gives give it series of lectures of a stationary object which P tie ile diagonally the filin however if the velocity of the image Is tile the same saine as the velocity of the him the picture of tile the moving 0 object b joel NN 11 lie ile across tile lie film perpendicularly to the lie direction of motion |