Basler C12-3524-25M 25MP C-Mount Lens

Technical Overview

Premium C-mount lens with 35mm fixed focal length, F2.4-F16 aperture, 25 MP resolution, and 1.2" sensor format.

Key Features

Fits all Basler cameras with a sensor size of up to 1.2".
Minimal aperture of 2.4 for the whole series.
Features a robust metal housing.
Equipped with a C-mount for broad compatibility.
Includes locking screws for iris and focus adjustments.
Aperture indicators on both iris ring and lens barrel.
Provides high contrast imaging.
Offers excellent image quality with high resolution capacity.
Designed for low distortion and minimal vignetting.
Supports manual focus and iris operation.

Technical Specification Matrix

Parameter	Value
Focal Length (f')	35 mm ± 5 %
Aperture Range	F2.4–F16
Aperture with Highest Resolution	F2.92
Image Circle	19.3 mm (1.2" format)
Focus Range	150 mm to infinity
Optimum Working Distance	0.7 m
Relative Illumination at Full Aperture	74 %
Resolution	Designed for 184 LP/mm (2.71 µm pixel size), 25 MP
Optical Distortion / TV Distortion	-0.10% / -0.07%
Angle of View (1.2" Format, 4:3 aspect ratio)	Horizontal: 24.5°, Vertical: 18.4°
Angle of View (1" Format, 4:3 aspect ratio)	Horizontal: 20.5°, Vertical: 15.4°
Wavelength Range	Visible (400–700 nm)
Back Focal Length (s'F)	12.13 mm (Focus 0.5 m)
Flange Back	17.526 mm
Mount	C-mount
Physical Weight (kg)	0.24
Dimensions L x W x H (cm)	0 x 0 x 0

Industrial Applications

1. High-Precision Quality Control in Electronics Manufacturing

The Basler C12-3524-25M lens is perfectly suited for detailed inspection of miniature electronic components, solder joints, and fine circuit board traces in automated electronics assembly. Its 25 MP resolution and low distortion ensure accurate defect detection and dimensional verification.

Problem Solved

Ensures the identification of microscopic flaws and precise measurement of small features on circuit boards and electronic components, critical for maintaining high product quality and preventing manufacturing errors.

25 MP resolution184 LP/mmlow distortion2.71 µm pixel sizeC-mount

2. Automated Optical Inspection (AOI) for Pharmaceutical Packaging

Integrated into AOI systems, this lens can perform critical inspections of pharmaceutical packaging for integrity, label accuracy, and the presence of foreign particles. Its high resolution and contrast are essential for detecting subtle imperfections on various surface types.

Problem Solved

Guarantees the quality and safety of pharmaceutical products by accurately identifying packaging defects, ensuring regulatory compliance, and protecting patient well-being.

25 MP resolutionhigh contrastF2.4 aperturevisible wavelength range (400-700 nm)1.2" sensor compatibility

3. Material Surface Analysis in Metallurgy

For examining metallic surfaces to detect cracks, inclusions, or analyze grain structures, the Basler C12-3524-25M provides the necessary clarity and magnification. Its fixed 35mm focal length and manual focus enable precise setup for microscopic surface analysis.

Problem Solved

Facilitates non-destructive, microscopic inspection of material surfaces, crucial for quality control, failure analysis, and research in metallurgical applications.

Fixed 35mm focal length25 MP resolutionmanual focus150 mm minimum working distancemetal housing