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December 27, 1933
THE AMATEUR PHOTOGRAPHER ADVERTISEMENTS
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WRATTEN LIGHT FILTERS
As the result of extensive study of sensitizing dyes carried out in the Kodak Research Laboratories, both the speed and colour sensitivity of Eastman Panchromatic Films have been greatly increased. The new standards attained necessitated revision of the series of Wratten Orthochromatic Filters.
two CCK filters are the same as The K3 is now obsolete, the improvements
Kl. A pale yellow filter which should be used when only a slight colour cor¬ rection is needed, or when exposure must of necessity be short. May be used with any of the Eastman Panchromatic Films.
K2. A yellow filter giving full colour correction. For use with Eastman Com¬ mercial Panchromatic Film, Eastman Panchromatic Process Film and Eastman Portrait Panchromatic Film.
previously supplied under these names, in sensitizing having made it unnecessary.
The two new filters are:
f
Xl . A pale green filter for use with East¬ man Portrait Panchromatic Film by half¬ watt light or for Eastman Super-sensitive PanchromaticFilmbydaylightorarclamp.
X2. A deeper green filter for use with Eastman Super-sensitive Panchromatic Film by half-watt light.
These filters are not intended for use with a 16 mm. cine-camera for which special filters are supplied.
A leaflet “New Wratten Filters and their Uses” describes these filters more fully. It may be had free on application to —
KODAK LIMITED (WRATTEN DIVISION)
KINGS WAY LONDON, W.C.2
Write to-day for free took, “ Photography for Profit and Pleasure,” which tells you how, by simple, inexpensive training, you can quickly learn to take the RIGHT photographs in the RIGHT way and sell them to the RIGHT buyers. B.S.P. postal tuition, under the personal supervision of the Principal, is your quickest route to professional skill. Send coupon to-day, to
• FREE ADVICE.
SEND
COUPON
NOW!
BRITISH SCHOOL OF PHOTOGRAPHY
53-54, Haymarket, London, S.W.l.
Mr. C. Allen Elliott, British School of Photography, Ltd., 53 54, Haymarket, London, S.W.l.
Please send me your book “ Photography for Profit and Pleasure,” without obligation to :
Name .
Address . . A.P ./ 2
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IT’S WORTH WHILE
doing your own developing and printing because you can so readily improve your work, get more out of your hobby, and do more without extra cost
So don’t delay writing
for free copies of HOME PHOTOGRAPHY LESSON BOOKLETS. The first three are ready; they deal with Developing, Printing and Flash¬ light. Others will be issued regularly.
SEND YOUR NAME AND ADDRESS
on a postcard to “Publicity Dept.”
JOHNSON & SONS Chemists LTD.
HENDON WAY, HENDON, LONDON
PLEASE MENTION “THE AMATEUR PHOTOGRAPHER ” WHEN CORRESPONDING WITH ADVERTISERS.
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