Page 19 Advertisements Column 1

Dominion, Volume 33, Issue 43, 14 November 1939, Page 19 (Supplement)

I 1888 1939 HARCOURT & CO. C. J. S. HARCOURT G- S. HARCOURT HALF A CENTURY'S BUSINESS IN All Branches OF Real Estate Management Land, Houses and Farms. • HARCOURT CHAMBERS, Corner LAMBTON QUAY and PANAMA STREET, WELLINGTON. • "The Firm that has Grown with the City" • Town Sales, Leases and Letting, Country Sales, Forms, Businesses, Auctions Conducted. Rents Collected. VALUATIONS MADE The Real Estate Centre OF WELLINGTON. HARCOURT & CO. Corner of LAMBTON QUAY AND PANAMA STREET, WELLINGTON. Tel. 44-017-8. P.O. Box 151.

TIME MARCHES ON! The Optical Horizon A in Retrospect. It has been recorded that-a short time before ' the First Century A.D. the Phoenicians learned °f 9' ass rna k-' n 9 from the Chinese. Subsequent to these early records there seems '■TJStT b e a | on g g Q p j n either spectacles were not used or the art of making them forY gotten, for the first historical data indicates that glasses were known in China and Europe s s S » in the Thirteenth Century. During this period it I I Jr in China old people used lenses to distinguish dJk small print. Europeans of the Thirteenth .y'A' Century wore nose glasses with round lenses, but the Chinese variety suggested a different '/ origin. tL -Agy ’■> In 1268 Roger Bacon, English Monk Philosopher, was well known in the Thirteenth Cen- ■ ,j tury for his many scientific contributions and it is to him that credit is given for being the Early type of Chinese spectacles pioneer lens designer, with horn andpapier-mache no t f.j|| ] 44Q fhat spectacle-making took on as an industry, no doubt brought about at this time by the invention of Printing. Coloured glass was made in the latter part of 1 ’ the Sixteenth Century for lenses to be used \ against glare. It has been found that the -...earliest reference is to Green lenses manufacJ \I~.A tured in England in 1561, Blue glasses in 1 672, / 1 Smoke glasses in 1767 and Amber lenses in / T; 1832. B 'k. The Seventeenth Century marks the beginning ■ % of our era of progress in the optical field. It WQS j n 1623 that the earliest illustrated scientific work on the use of spectacles was written by Daza de Valdes (Benito). s l n toj s century, f OO , Newton conducted his / Q famous experiments upon the composition of / % light. He found that white light is composed / \. of light rays of different colours and he was I t&Ji \ the first to decompose white light by the prism | and recompose it again. The early Nineteenth Century saw a great advance mode in the application of lenses for ... the correction of errors of refraction, when f b e English Scientist, Thomas Young, demonstrated the condition of astigmatism. George Airy, an English Astronomer, was the first individual to receive the benefit of the correcLate 18th and early 19th een- ! ic T. of astigmatism. He corrected this defect tury gold and silver frame in his own eye and under his direction by the spectacles. optician, Fuller, of Ipswich, in 1827. °F THE FIVE SENSES, I YOUR SIGHT 1 I T t • I ls THE 1 / K / / MOST VITAL X J X J AN D IMPORTANT. A AS WORN 8939 VISIT Y our optician at REGULAR INTERVALS. And so today the optical horizons of all are brought to a stage of complete success. Modern science is continually expanding its knowledge for the benefit of all and producing wonderful results for the future well being of mankind. THIS ANNOUNCEMENT IS CONTRIBUTED BY THE OPTICIANS OF WELLINGTON AND SUBURBS.