ULTRA SHARP 250mm F4 TELE LENS from LEICA MAKERS,
LETZ WETZLAR, GERMANY. CAMERA SONY A77 HALF FRAME TESTED.
 MEDIUM & LARGE FORMAT PROJECTION LENS in PERFECT CONDITION.

ULTRA SHARP LEITZ 6-elements GLASS with EXTRA LONG FOCAL PLANE /easy to adapt on 4x5'', 5x7"/

ULTRA RARE, 
PROTOTYPE - NO SERIAL NUMBER, NO NAME ON IT.

F4 GEOMETRICALLY CALCULATED (250:60=4).
CAMERA TEST INDICATES IT It is CLOSSER F2.8 kind off.

LENS INCLUDING FOCUSING ON, HELICAL TUBE KIND OF.
WILL COVERS LARGE FORMAT 4X5"+++.
INFINITY is about 100mm MOUNTING TUBE REAR.
REAR SCEW M53/M54 ABOUT.
REAR BARREL D62mm.
CLEAN GLASS PERFECT EX+++. NO IRIS PROJECTION SCHEMATICS.

GREAT FOR ALL & ANY DIGITAL MIRRORLESS APPLICATION.
BETTER (ULTRA HIGH RESOLUTION) THAN MEDIUM FORMAT PENTAX or ZEISS.
This  6-ELEMENTS in 5 GROUPS ELMAR  LENS SUPER SHARP IN REGULAR PROJECTION RANGES,
 & SUPPORT SHARP INFINITY TOO.

Best to use a medium format camera /camera back/ on a large format camera.
Better than Rollei.

LENS & FOCUSING TUBE + 62mm CAP INCLUDED ONLY.
CAMERA PICTURED for SAMPLING  USE.
THE ADAPTER IS NOT  INCLUDED.

TEST TAKE MADE with a Sony A77 HALF FRAME CAMERA, 
PLEASE COMPREHEND, 
Is ONLY TINY CROP of  LARGE 4X5"+ IMAGE, LENS PRODUCING.
JPEG PHOTO PROCESSED & SHARPENED in "ELEMENTS",
CAMERA SET: VIVID, SHARP,  >>ISO 1600<<
OVERCAST RAINY DARK DAY - IMAGE OVERPROCESSED.
QUITE SHAKEY HANDHELD,
DISTANCE 2.5m near.