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2/3", 1.725-2.2x, C-Mount, 5 Megapixel Plus, Telecentric Macro Zoom

The Kowa LM1121TC is a 2/3 inch telecentric 5 megapixel plus macro zoom lens.

 The LM1121TC produces high contrast and resolution in both the center and corners.
 Virtually no TV distortion of entire image area.

Telecentric lens with variable magnification
Able to adjust the magnification to match with the pixel size of the camera
LM1121TC Lenses are designed with an optical magnification that is ideal for over 5 megapixels
 Distortion free lenses of less than 0.02%. TV distortion is limited to 0.25% on the entire image area even when used with a 5 megapixel camera


In a telecentric optical system, there is no change in magnification when focusing, and magnification is constant over working distances. Thus movement of an object does not change magnification. Therefore, the LM1121TC is suitable for measuring objects with high accuracy.

Key Features of LM1121TC

• Produces high contrast and resolution in both the center and corners.
• Virtually no TV distortion of entire image area.

• Telecentric lens with variable magnification
• Able to adjust the magnification to match with the pixel size of the camera
• Lenses are designed with an optical magnification that is ideal for over 5 megapixels
• Distortion free lenses of less than 0.02%. TV distortion is limited to 0.25% on the entire image area even when used with a 5 megapixel camera

Specifications for the LM1121TC

Lens Type Telecentric
Magnification 1.72x - 2.2x
Image Size 2/3" (8.8 x 6.6 x 11mm)
TV Distortion 0.004%
Flange Back 17.526mm in air
Back Focus 14.7mm in air
Front/Rear Effective Diameter Front Φ36.3mm / Rear Φ11.1mm
Mount C-mount
Exit Pupil Location -86.3mm
Temperature Range -10°C ~ +50°C
Storage Temperature Range -20°C ~ +60°C
Weight 420g
Iris Control Manual-Iris


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Prices and specifications subject to change without notice.