IDS Edmund, CA-Series, 25 mm, 1.7″

Edmund Optics 25 mm CA-Series Fixed Focal Length Lens (APS‑C, Variable Iris F2.8–F16)

The TECHSPEC® CA Series from Edmund Optics delivers compact, high‑resolution lenses designed for APS‑C cameras with 28 mm image circles and up to 30 MP sensors. This 25 mm CA-Series lens features a variable aperture (F2.8–F16), rugged TFL‑mount (M35 × 0.75), and broad compatibility, making it ideal for machine vision, automation, and inspection applications requiring consistent, sharp imaging across large-format sensors.

Technical Specifications

• Model: CA‑Series 25 mm

• Mount: TFL‑Mount (M35 × 0.75) / M40 option available

• Sensor Format: APS‑C (up to 27.9 mm image circle)

• Focal Length: 25 mm

• Aperture Range: F2.8 – F16 (variable iris)

• Field of View (H):

  • 2/3″: 20.2°

  • 1″: 29.2°

  • 1.1″: 32.1°

  • 4/3″: 38.0°

• Max Image Circle: 27.9 mm

• Working Distance: 200 mm to ∞

• Distortion: Max 5.8%

• Optics: 10 elements in 9 groups with λ/4 MgF₂ coating

• Length: 93.65 mm

• Diameter: 52 mm

• Numerical Aperture (object side): 0.019

• Filter Thread: M52 × 0.75 (male)

Key Benefits

• High‑Resolution Imaging: Optimized for APS‑C sensors up to 30 MP with 3.45 µm pixel sizes

• Variable Iris: Offers precise depth-of-field control and exposure adjustments

• Compact & Robust: CA‑Series offers compact TFL mount form factor with durable construction

• High Optical Quality: High-performance coatings and low distortion ideal for line-scan and area-scan systems

• Award-Winning Design: Recognized in 2020 Inspect and VSD Innovators Awards

Field of View (H × V × D)

For a 1/1.1″ sensor: Approx. 32.1° H; for 4/3″ sensors: 38° H

Need Support or Custom Integration?

We support OEM machine vision integration, custom projects, and industrial imaging solutions worldwide.
Contact our technical team now to discuss your application.