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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More
25mm, f/1.8 Ci Series Fixed Focal Length Lens

25mm Focal Length

25mm Focal Length

Stock #85-356
Qty 1-10
Qty 11
Volume Pricing
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Focal Length FL (mm):
Maximum Sensor Format:
Field of View @ Max Sensor Format:
35mm - 19.8°
Aperture (f/#):
Working Distance (mm):
100 - ∞
Coating Specification:
425 - 675nm BBAR
Diameter (mm):
Field of View, 1/1.8" Sensor:
28.5mm - 16.1°
Field of View, 1/2" Sensor:
25.4mm - 14.5°
Field of View, 1/2.5" Sensor:
22.6mm - 12.9°
Field of View, 1/3" Sensor:
19mm - 10.9°
Field of View, 1/4" Sensor:
14.2mm - 8.2°
Field of View, 2/3" Sensor:
35mm - 19.8°
Filter Thread:
M25.5 x 0.5 with required adapter #89-941
Front Thread:
M22.0 x 0.75
Length (mm):
Number of Elements (Groups):
7 (6)
Fixed Focal Length Lens
Weight (g):
Front Diameter (mm):

Regulatory Compliance

RoHS 2015:

Product Description

These compact lenses are designed specifically for volume integration into applications such as analytical medical devices, including benchtop-based blood analyzers. For customized f/# versions to best suit your instrumentation application needs and to discuss volume requirements, please contact us.

Technical Information

Focal Length A B C D
6mm M34.0 x 0.5 47.8mm 34mm 1.17mm
12mm M22.0 x 0.75 29.0mm 22mm 0.96mm
16mm M22.0 x 0.75 40.8mm 22mm 1.09mm
25mm M22.0 x 0.75 29.9mm 22mm 1.33mm
35mm M25.5 x 0.5 41mm 22.5mm 3.82mm
50mm M30.5 x 0.5 49.5mm 30.5mm 2.06mm

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