Tamron M118FM50 - digital camera accessory

With a fast f/1.8 maximum aperture and a 50 mm focal length, this lens delivers exceptional light-gathering capability and sharp imaging for industrial and machine vision applications. Its compact C-mount design and 1/1.8-inch sensor compatibility make it a versatile choice for high-precision imaging tasks.

Overview

The Tamron M118FM50 is a fixed focal length lens engineered for demanding imaging environments. It features a manual iris and focus, allowing precise control over depth of field and image sharpness. The lens is constructed with 6 elements in 5 groups, ensuring high resolution and minimal optical distortion. With a minimum object distance of just 0.2 m, it excels in close-up inspection and measurement applications.

What stands out

• Bright f/1.8 aperture for low-light performance and shallow depth of field
• Compact and lightweight design, ideal for space-constrained setups
• High optical quality with low distortion (< -0.5%) and excellent corner illumination (> 80%)
• Robust build with vibration and shock resistance for industrial use
• Wide operating temperature range from -10°C to +50°C

Technical details

• Focal length: 50 mm
• Maximum aperture: f/1.8
• Lens mount: C-mount
• Sensor format: 1/1.8 inch
• Iris operation: Manual
• Focus operation: Manual
• Minimum object distance: 0.2 m
• Filter thread size: M27 x P0.5
• Lens construction: 6 elements in 5 groups
• Angle of view (H x V): 6.4° x 4.8°
• Optical distortion: < -0.5%
• Relative illumination: > 80% at corners
• Image circle: 9 mm
• Operating temperature: -10°C to +50°C
• Vibration resistance: 10-55 Hz, 1.5 mm amplitude
• Shock resistance: 150 m/s²

Our verdict

A reliable and high-performance lens for machine vision, inspection, and automation. Its fast aperture and robust construction make it a solid investment for professionals seeking consistent image quality in challenging conditions.