ANALYTICAL
50A
CHEMISTRY
N e w Bausch & Lomb G r a t i n g Monochromator
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CERTIFIED PRECISION GRATING The expanding line of Bausch & Lomb Grating Monochromators gives you important advantages in producing monochromatic light of high spectral purity and intensity:
S P E C I F I C A T I O N S 250mm
500mm
GRATING AREA
50mm χ 50mm 15,000 lines/"
100mm χ 100mm 100mm χ 100mm 3 0 , 0 0 0 lines/" 15,000 lines/"
DISPERSION
66A per mm (first order)
33A per mm (first order)
16.5A per mm (first order)
at 2 6 5 0 A
65 % at 2650A
65 % at 2650A
2,000-14,000A (first order)
2,000-14,000A (first order)
2,000-7,OOOA (first order)
EQUIVALENT APERTURE RATIO
f/4.4
f/4.4
f/4.4
PRICE
$1150
$1800
$2200
65%
65% efficiency at 2650A Less than .1% stray light at 2650A
500mm
FOCAL LENGTH
GRATING EFFICIENCY
• Certified-precision gratings
Blazed for first order ultra-violet • Compact design •
Achromatic
Mirror optics, no focusing required • Linear wave length scale
RANGE
Set at factory, no calibration required • Low cost
yt/Aévê for complete information and a demonstration to Bausch & Lomb Optical Co., 6 0 9 1 1 St. Paul Street, ' Rochester 2, Ν . Υ.
Bausch & Lomb grating Monochromator
