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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More

0.75X SilverTL™ Telecentric Lens

0.75X Magnification

Stock #67-731
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Primary Magnification PMAG:
Maximum Sensor Format:
FOV @ Max Sensor Format, H x V (mm):
11.7 x 8.8
Working Distance (mm):
Aperture (f/#):
f/6 - f/22
425 - 675nm BBAR
Telecentric Lens
Anodized Aluminum
Depth of Field (mm):
±0.8 at f/10 (20% @ 20 lp/mm)
Horizontal Field of View, 1/2" Sensor:
Horizontal Field of View, 1/3" Sensor:
Horizontal Field of View, 2/3" Sensor:
Filter Thread:
M30.5 x 0.50 (Female)
Length excluding Threads (mm):
Maximum Diameter (mm):
Number of Elements (Groups):
6 (5)
Numerical Aperture NA, Object Side:
Resolution, Image Space MTF @ f/10:
>40% @ 40 lp/mm
Stock No. of Mounting Clamp:
#56-870 Sold Separately
Typical Distortion @ 588nm (%):
Typical Telecentricity @ 588nm (°):
Weight (g):
Working Distance Tolerance (mm):

Regulatory Compliance

RoHS 2015:
Reach 224:

Product Family Description

  • High Resolution f/6 Bi-Telecentric Lens with Inline Illumination Options
  • Up to 7.5 MegaPixels, 2.8μm Pixel Size Sensors
  • Up to 2/3", C-Mount Telecentric Lens
  • Magnification from 0.16X to 4X

TECHSPEC® SilverTL™ Telecentric Lenses are ideal for both on-line and off-line machine vision production applications that require accurate measurements. These lenses combine high quality optics with a simplified non-focusing mechanical design and adjustable iris with a locking set screw. TECHSPEC® SilverTL™ Telecentric Lenses are designed for metrology and gauging applications and offer inline illumination options for maximum versatility. Each lens also features a standard front filter thread for use with color filters, polarizers, protective windows, and illumination adapters for LED or fiber-optic ring lights.

Note: Mounting brackets are available that fit the 30mm diameter mounting surface.

Technical Information

Technical Information

Stock Number Primary Mag. Max. Diameter A Mounting Diameter B Length C Mounting Length D Mounting Offset E Filter Thread F
#56-675 0.16X 65mm 30mm 191mm 50mm 43mm M62 x 0.75
#63-073 0.20X 60mm 30mm 188mm 42mm 45mm M58 x 0.75
#56-676 0.25X 48mm 30mm 158mm 49mm 44mm M46 x 0.75
#58-428 0.30X 46mm 30mm 158mm 60mm 43mm M43 x 0.75
#56-677 0.40X 45mm 30mm 159mm 67mm 33mm M43 x 0.75
#63-074 0.50X 40mm 30mm 153mm 42mm 68mm M37 x 0.75
#88-344 (In-Line) 156.2mm 45.1mm 73.4mm
#56-678 0.60X 42mm 30mm 156mm 57mm 46mm M40.5 x 0.5
#67-731 0.75X 36mm 30mm 151.2mm 34mm* 82.2mm M30.5 x 0.5
#88-346 (In-Line) 155.2mm 46.2mm 16.9mm
#58-430 1.0X 40mm 30mm 114mm 32mm* 17mm M37 x 0.75
#58-431 2.0X 45mm 30mm 141mm 45mm 17mm M43 x 0.75
#88-348 (In-Line) 144.6mm 42.2mm 18.8mm
#58-432 4.0X 61mm 30mm 249mm 99mm 17mm M58 x 0.75

*Mounting clamp fits over iris

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