Basler C12-2524-25M Fixed Focal Lens

Technical Overview

25 MP C-mount fixed focal lens (25mm) for 1.2" sensors, with low distortion and manual iris/focus control.

Key Features

C-mount for broad camera compatibility.
Fixed focal length of 25 mm.
Aperture range from F2.4 to F16.
Supports up to 25 MP resolution.
Compatible with cameras up to 1.2" sensor format (19.3 mm image circle).
Durable metal housing.
Equipped with locking screws for iris and focus adjustments.
Features aperture indicators on iris ring and lens barrel.
Offers high contrast imaging performance.
Premium product line designed for demanding applications.

Technical Specification Matrix

Parameter	Value
Focal Length	25.4 mm (nominal 25 mm) ± 5%
Aperture Range	F2.4 - F16
Resolution	25 MP (Designed for 184 LP/mm at 2.71 µm pixel size)
Mount	C-mount (1"-32 UN thread)
Sensor Format / Image Circle	1.2" (19.3 mm)
Minimum Working Distance	150 mm
Pixel Pitch	2.71 µm
Wavelength Range	Visible (400–700 nm)
Optical Distortion / TV Distortion	-0.24% / -0.08%
Angle of View (1.2" Format)	Horizontal: 32.0°, Vertical: 27.8°
Back Focal Length (s'F)	11.34 mm (Focus 0.5 m)
Flange Back	17.526 mm
Focus/Iris Operation	Manual
Operating Temperature	-10–50 °C (14–122 °F)
Physical Weight (kg)	0.215
Dimensions L x W x H (cm)	0 x 0 x 0

Industrial Applications

1. High-Precision Electronics Inspection

Utilizing the 25 MP resolution and low distortion, this lens is ideal for meticulous inspection of printed circuit boards (PCBs) and semiconductor wafers, enabling the detection of minute defects or misalignments. The fixed 25 mm focal length provides a consistent and detailed field of view required for such critical tasks.

Problem Solved

Ensures the highest quality control in electronics manufacturing by precisely identifying microscopic flaws that are imperceptible to the human eye, thus improving product reliability and reducing waste.

25 MP resolutionLow distortion25 mm focal lengthC-mountMicroscopic defect detectionSemiconductor inspection

2. Automated Quality Control in Pharmaceutical Packaging

The lens's ability to analyze the smallest structures with high resolution, combined with its fixed focal length, makes it perfect for automated quality checks in pharmaceutical packaging lines. This includes inspecting labels for print quality, verifying fill levels in vials, or detecting foreign particles within sealed containers.

Problem Solved

Maintains stringent quality and safety standards in the pharmaceutical industry by automating the inspection of packaging integrity and content, ensuring compliance and preventing product recalls.

25 MP resolution25 mm focal lengthHigh contrastSmall structure analysisPackaging inspectionForeign particle detection

3. Industrial Metrology for Small Component Measurement

With its 25 MP resolution, low optical distortion, and 1.2" sensor format compatibility, this lens is highly suitable for industrial metrology applications where precise dimensional measurements of small components are required. The manual focus and iris allow for fine-tuning to specific measurement setups.

Problem Solved

Provides accurate and repeatable dimensional measurements for small industrial components, crucial for maintaining tight tolerances and quality assurance in precision manufacturing processes.

25 MP resolutionLow optical distortion1.2" sensor formatManual focusDimensional measurementPrecision manufacturing