Worcester daily spy. [volume] (Worcester [Mass.]) 1850-1888, 1857-03-31
Notices.

Al Mhb. sLEoEUkbs
No. SO pleasant Street Worcester,
IMPORTANT NEW INVENTION.
$500
PATENT DOUBLE VISION sPECTACLEs.
THE ONLY rhhFErT Lens IN EXISTENCE.
EDWARD 8. FRANKS, PROF. OF OPTICS,
No. Park ROU, opposite the Astor House, Men York
sPEcTAcLE MAEUFAcTURER,
Lecturer ths anatomy and Psychology Of the HEaGR
Eye, and Use and abuss Of SpeetGeles.
0ptician by Diploma to the N. 7. Eye Hospital,
And Spectaele-NIaIxer to the New York
Eye and Ear InfirmRry.
Has much pleasure in announcing that he has secured
letters pdtent, granted by the United States Patent
Office for very valuable Improvements in Specteac
G lasses.
He has a complete assortment Of his improved patent
gpectaces, in gold, silver, Steel and all other mount
ings II will be understood that Prof. Franks, being
the patentee, his spoctaees AN be obtained only
from himself; as he has no other person authorized
to manufacture or sell the same, unless specially u
censed to do so by him.
The advantages of these Spectaoles over all
others, are
lst The ouly true lens KIN wn being perfectly free
nom chromatic light well known to be the of
Injury to vision, and makes the change Of spectacles
to glasses of stronger powers often required while
both near, and distant objects arc seen with equal
facility through the same glasses.
3D. Can be worn with perfect ease for any length Of
time at one sitting giving astonishing cearness or us
loni particularly by candle artificial light,--com-
forts to the spectacle-wearer hitherto unknown: -
3D. Change Of spectaces to glasses of stronger mag
nfyng power In most cases never required should the
defect arise from age, disease premature decay.
thus securing to the pa:ient good sight during life
4th When the eyes pain or ache, from the ae-
ton OF bright light such as is reflected from snow
sunny weather, white paper, and in reading writing
or sewing on vivid eolored bodies; these lenses BY
Hoenng the rays effect the most agreeable sensation,
5th In all nervous affections Of the eye causing
dull or startling pains in the eysballs temples APP
pearances OF luminous or dark spots in the atmosphere
itching feelings like sand in tho eye, the disturbed
nerves are quoted, soothed, composed, and entirely
restored.
9Th Ground by peculiar machinery got M at a great
cost mathematicaly calculated expressly for the
acture Of this lens, as to produce It with true
spherical accuracy, and its focus at the exact CENTRE,
point of vital importance, and which no other lens
possesses
9TH. Proof of superiority over the old kind Of speca
tes: They are excusvey used at all the Hospitals fol
diseases of the eye in New York. and have received the
following unqualified
Testimony of Recommendation
Rom medical gentlemen professors Of tho highest 0ph
halmic talent In the Union.
ISAAC WOOD, MD,
President of the New York Academy OF Medicine and
Consulting Physician tOthe N. Y. Eye Hospital.
MARTIN PAYNE, MD,
Professor of Matera Medica and Therapeutics Of the
New York University, Faculty of Medicine.
CHANDLER r. GILMAN, MD,
Professor Of Obstetrics, and the Diseases Of Women
and Children of the New York University, College
of Physicians and Surgeons.
ALFRED c. POST, MD,
Professor of the Principles and Operations of Surgery,
with Surgical and Pathological Anatomy, of tho
New York University, Faculty Of Medicine.
WIN. DARLING, MD,
Demonstration of Anatomy ofthe ~ University Facul-
kof Medicine and Physician to the Marine Hospital ST.
ABRAM DUBOIS, MD,
consulting Surgeon to the N. Y. Institution for the
Blind, and Surgeon to the N. Y. Eye and Ear InnmaFy
THADDEUS M. HALSTED, MD,
Physician to the NY. Eye Hospital, and Surgeon to
the New York Eye and Ear Infrmary.
GEORGE WILKES, MD,
Consulting Physician to the NY Eye and Ear Inrmnry
MARK STEPHENSON, MD,
Senior Physician to the New York Eye Hospital
]. P. GARRISH, MD,
Surgeon to the New York Eye Hospital.
DAVID L. ROGERS md,
BOnsultng Physician to the New York Eye Hospital.
CHARLES C. ALLEN, MD,
Surgeon to the New York Eye and Ear Inhrmmy.
HENRY D. BULKLEY, MD,
Physician to the New York Hospital, and Editor and
Proprietor of the New York Medical Times
JOHN G. ADAMS, MD,
Secretary TO the New York Academy OF Medicine.
EDWARD H. DIXON, MD,
Editor and proprietor Of the New York ScalpeI.
q. WEEKS BROWN, MD,
Physician to the New York Northern Dispensaxy.
ALEXANDER B. MOTT, MD,
PTosector at the New York University and Surgeon a
st. Vincent Hospital, New York.
ALEXANDER E. H0SACK, MD,
WILLIAM CLAY WALLACE, MD,
Many years of public practice and study in the hOsp
Rls of New York, and London Gn England), of adjust
Ing specaces to patients under every aspect OF defect
I've vlsion well experience in extensive long