We use Optical Character Recognition (OCR) during our scanning and processing workflow to make the content of each page searchable. You can view the automatically generated text below as well as copy and paste individual pieces of text to quote in your own work.
Text recognition is never 100% accurate. Many parts of the scanned page may not be reflected in the OCR text output, including: images, page layout, certain fonts or handwriting.
oh ad
| ISOCHRO
THE OPTICAL
¢ MAGIC LANTERN,
— JOURNAL —
AND
EK 7" PHOTOGRAPHIC ENLARGER.
A Magazine of Popular Sctence for the Lecture-room and
ATIC
= “OPTIMUS
Edited by J. HAY TAYLOR.
Entered at
the Domestic Circle. eae
Vol. 4.—No. 50.
JULY 1, 1893.
Price 1d., Post-free 2d.
han OVENING and CLOSI
99, HATTON GARDEN
P| PERKEN, SON & RAYMENT, HOLBORN VIADUCT,
Price, including three 41 x 3} 5x4 £10 £11
COMPETITION. PRIZES Si O5 COMPETITION Entry Form and Rules Post Free.
IMPROVED PATENT
RAYMENT'S "wine ancue 1 of Photography eays:—"Th
TROT vot'a ctu: ep leone ameras offered to the pu NG is g rently facilitated by the addit ate
ont of gear fro the rack. There wide angular aperture are i
COMPLETE PHOTOGRAPHIC OUTFITS.
© Double Dark Slides, “Optim
LONG
GAMERA. jot.
e present anne Ray qmeut Camera is amorg th
The RAPIDITY of rrar igemer nt for throwing the pinion s NO CURTAILMENT OF VIEW when lenses of short focus and
" Rapid Rectilincar Lens, Instantaneous
Shutter, Tri ipod, Waterpy anes se, complete, 64 x 42 8% x 64 10x 8 12 x 10 15 x 12 £12 | £15 £20 £23 £30
LONDON. ‘OPTIMUS.’
2 CHADWICK’S SPECIALITIES.
PATENT
tr TRIPLE CONDENSERS
DWAF
4}-in. Diameter, with Interchangeable Lenses—in Patent Telescoping Mounts—to suit the Focus of any Objective.
IMPROVED LANTERN OBJECTIVES.
One Objective of any Foci with Rack Mount .. 36s. Extra Lenses any Foci in Separate Cylinder, each. 20s.
Lil SCIENTIFIC APPARATUS
For OPTICAL PROJECTION, Catalogue Free.
STEREOSCOPIC CAMERAS AND LENSES.
HAND-CAMERAS
With Focussing Screen and Focussing Index, Swing Back and Rise and Fall Front, For Plates or Films. £4, without Lens.
HAND-CAMERA LENSES
Rapid Rectilinear with Rotating Stops, each 35s, THE STEREOSCOPIC Tae
ost Free, 1s, COMMON SENSE PAMPHLET On Developing, Printing, and Enlarging. Free for Postage.
W. |, CHADWICK, 2, Si, MARY’S ST., MANCHESTER,
EDWARDS LANTERN PLATES.