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PEAK PERFORMANCE THROUGH OPTIC
50 mm Platinum Lenses
In response to customer needs, Navitar developed two 50 mm ultra high
resolution, high speed lenses designed to work with larger style CCDs. These
lenses provide the ultimate in image quality, relative illumination and low
light performance.
50 mm Lens for 16 mm Sensor
50 mm Lens (16 mm Sensor) Magnification Specifications
Object MTF
Object
Object
Mag.
Size
W.D.
Contrast Lp/mm
-1/7X
112
318
-1/10X
160
466
-1/14X
224
660
*Measurements are in millimeters unless otherwise specifi ed.
Features of 50 mm Platinum Lens for 16 mm Sensor
• Specifically designed for F/1.0.
• Magnifications between 1/7X and 1/14X.
• MTF greater than 40% contrast at 50 lp/mm.
• 0.1% distortion on edges.
• 65% relative illumination center to edge.
• Wide field design for close-up imaging.
• Large depth of field.
• Diffraction limited.
• Exceptional contrast.
50 mm Lens for 22 mm Sensor
50 mm Lens (22 mm Sensor) Magnification Specifications
Object MTF
Object
Object
Mag.
at 40% Con-
Size
W.D.
trast Lp/mm
-1/10X
220
500
440
1000
-1/20X
*Measurements are in millimeters unless otherwise specifi ed.
Features of 50 mm Platinum Lens for 22 mm Sensor
• Specifically designed for F/1.0.
• Magnifications between 1/10X and 1/20X.
• 22 mm sensor coverage.
• 0.1% distortion on edges.
• MTF greater than 40% contrast at 50 lp/mm.
• 80% relative illumination center to edge.
• Large depth of field.
• Diffraction limited.
• Exceptional contrast.
70
http://machinevision.navitar.com
Image MTF
Object
Image
at 40%
at 40%
N.A.
Contrast Lp/mm
> 7
> 50
0.063
0.438
> 5
> 50
0.045
0.455
> 3.6
> 50
0.033
0.467
Image MTF
Object
Image
at 40% Con-
N.A.
trast Lp/mm
> 5
> 50
0.044
> 2.5
> 50
0.023
Object Side
Depth of Field
N.A.
(microns)
+/- 70
+/- 135
+/- 250
Object Side
Depth of Field
N.A.
(microns)
0.44
+/- 144
0.46
+/- 525
•
email: info@navitar.com
50 mm Platinum Lens for
16 mm Sensor Size (1-16652)
50 mm Platinum Lens
for 22 mm Sensor Size (1-16158)
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