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Fixed-Focal Lenses for Machine Vision Use:Full 5-Mega-Pixels
Resolution for 1/1.2″ Imagers In a Compact Size Φ29mm

1/1.2″ f=25mm F/1.8 (Model: M112FM25)
TAMRON
Unrivalled High Contrast and High Resolution in the Industry
Compatible with both 5.86μm pixel-pitch 1/1.2″ imagers and 3.45μm pixel-pitch 2/3″ imagers Equivalent resolution of full 5-mega-pixels.
Industry-leading resolution and contrast in Φ 29mm machine-vision lenses.
First-class performance in all different focal lengths of the models.
Advanced Coating Technology and State-of-the-Art Optical Design
Both state-of-the-art optics and advanced coating technologies assure distinguished optical performance, particularly in contrast and resolution,and superb optical transmittance for crisp and clear images.
High-Quality Imaging at Close-Shooting Disin
Lenses assure high-quality imaging in close-shooting distances often used.
Imager Size 1/1.2″
Focal Length 25mm
Mount C-Mount
Aperture Range F1.8–16
Focusing Range 0.1m–∞
Angle of View
(Horizontal × Vertical)
1/1.2″ (4:3)24.1°×18.2°
(16:9)26.2°×15.0°
2/3″ (4:3)19.9°×15.0°
(16:9)21.7°×12.3°
Operation Focus Manual with Lock
Iris Manual with Lock
TV Distortion -0.09%
Filter Size M27 P=0.5mm
Wave Size Visible Light
Weight 54g
Operating Temperature -20℃–+60℃

■ Working Distance Data Shooting distance and coverage with use of extension rings.
Extention tube Sensor size NEAR(Minimum Object Distance) FAR
W.D(mm) Field of View
(Hmm×Vmm)
W.D(mm) Field of View
(Hmm×Vmm)
10mm
EXT-10
1/1.2″ 32.2 17.1×12.8 54.8 26.9×20.1
2/3″ 32.2 14.0×10.5 54.8 22.0×16.5
1/1.8″ 32.2 11.6×8.7 54.8 18.2×13.6
1/2″ 32.2 10.2×7.6 54.8 16.0×12.0
1/2.5″ 32.2 9.1×6.8 54.8 14.4×10.8
1/3″ 32.2 7.6×5.7 54.8 12.0×9.0
15mm
EXT-15
1/1.2″ 22.7 13.0×9.7 34.3 18.0×13.5
2/3″ 22.7 10.7×8.0 34.3 14.7×11.0
1/1.8″ 22.7 8.8×6.6 34.3 12.2×9.1
1/2″ 22.7 7.7×5.8 34.3 10.7×8.0
1/2.5″ 22.7 6.9×5.2 34.3 6.9×5.2
1/3″ 22.7 5.8×4.3 34.3 8.0×6.0
20mm
EXT-20
1/1.2″ 24.0 13.5×10.1 24.0 13.5×10.1
2/3″ 24.0 11.1×8.3 24.0 11.1×8.3
1/1.8″ 24.0 9.1×6.8 24.0 9.1×6.8
1/2″ 24.0 8.0×6.0 24.0 8.0×6.0
1/2.5″ 24.0 7.2×5.4 24.0 7.2×5.4
1/3″ 24.0 6.0×4.5 24.0 6.0×4.5
Model Description
EXT-0.5 Extention tube (Close-up ring) 0.5mm
EXT-1 Extention tube (Close-up ring) 1mm
EXT-2 Extention tube (Close-up ring) 2mm
EXT-5 Extention tube 5mm
EXT-10 Extention tube 10mm
EXT-15 Extention tube 15mm
EXT-20 Extention tube 20mm
EXT-40 Extention tube 40mm
Extention tube set Extention tube set 0.5mm,1mm,5mm,10mm,22mm
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