BUHL 6-ELEMENTS FLAT FIELD PROJECTION LENS.
MEASURED & CALCULATED by SELLER, SOLD AS DESCRIBED. AS CALCULATED.
PERFECT FOR MULTIFORMAT LARGER CAMERA USERS.
BEST FOR MEDIUM FORMATS.
FROM FULL FRAME to MEDIUM FORMATS & UP to 4X5"+++ INFINITY. .
EX+
BUHL Optical USA/ factory unmarked/ 180mm
BLACK F2.8 FAST 7-element 180mm PROJECTION FLAT FIELD LENS.
PERFECT for CROPPED MEDIUM FORMAT BACKS.
CAN BE ADAPTED to VIEW CAMERAS, 4X5" /to near 5"x5"/.
CLEAN, CLEAR GLASS HAS NO SCRATCHES, NO FUNGUS, NO DUST.
NOW a LOT of LENS-BOARD MAKERS on EBAY FROM USA, ITALY, CHINA -
IT is POSSIBLE TO ORDER a not expensive LENS-BOARD
FOR ANY 4X5", 5X7", 8X10" VIEW CAMERA,
CUSTOMLY MADE for DOUBLE DIAMETER FOR EASY FIT
REAR BARREL FITTING DIAMETER D60mm. REAR ELEMENT D52mm, FRONT D63mm.
CALCULATED 180mm :63mm = f 2.8
METTERED THROUGH THE LENS ACTUAL FN# COULD BE DIFFERENT from GEOMETRICAL VALUE CALCULATION.
104mm LONG. W 1Lb.
Test PHOTO with HALF-FRAME SONY a68 TEST SHARPENED (CROP of 4X"5" LARGE FORMAT).
I have a lot of BUHL Optical USA /factory non-marked/ lenses; they're just amazing!
/Look at my listing/ -
Sharp F2 FAST 180mm UHD PPROJECTOR LARGE MEDIUM+4X5"5x7"LENS Camera TEST PERFECT