Low Distortion 4.5mm M12 Lens\|For up to 5MP sensors with 2.2um pixels such as MT9P031

Low Distortion 4.5mm Lens

The CIL045 is a 4.5mm M12 lens which provides a 70° HFoV on 1/2.3" type sensors. This board lens can be used on up to 1/1.9" sensors and has <1% TV Distortion.
$29.00

27pcs CIL045-F3.5-M12A650 (F/3.5 / M12A / With 650nm IRC Filter) in stock in the US

98pcs CIL045-F3.5-M12ANIR (F/3.5 / M12A / Without Filter) in stock in the US

In stock — orders before 12 PM PST ship same day

Tabelle der optischen und mechanischen Spezifikationen

Objektiv Parameter Leistung Detail
Teil NummerCIL045
EFL4.5
F# 3.5
Auflösung5MP, 2.2μm
Sichtfeld68° @ 6.0mm image circle — Calculate FoV for your sensor
Bildkreis7,2 mm
Verzerrung-0.9% Rectilinear, +0.4% TV
Gewicht5g
IR-Cut-Off-FilterP/N With: CIL045-F3.5-M12A650
P/N Without: CIL045-F3.5-M12ANIR
Bauwesen3G2P

Mechanische Varianten

Variante Beschreibung
M12A Kein Schutz gegen Eindringen, BBAR auf Linse 1 Oberfläche 1, AL6061 Kappe+Trommel

Mechanisches Layout

Tabelle zur mechanischen Kompatibilität der Kamera*

*Nur mechanische Kompatibilität, unter der Annahme, dass der Standard M12x0,5 Objektivanschluss vom Kamerahersteller bereitgestellt wird. Bitte prüfen Sie die optische Kompatibilität separat.

Same Day Ship by 12 PM PST
US-Based Optical Engineering Support
25,000+ Stock in California
100% MTF Tested

Frequently asked questions

What sensors does the CIL045 4.5mm M12 lens support?

The CIL045 resolves 5MP at 2.2μm pixel pitch and covers sensors up to 1/1.9 inch format. ON Semi MT9P031 is the primary target. Check field of view at field of view calculator

How much distortion does the CIL045 have?

The CIL045 keeps distortion under 1% in both metrics, with -0.9% rectilinear and +0.4% TV distortion. That is low enough for machine vision measurement and barcode reading.

What is the field of view of the CIL045 on a 1/2.3 inch sensor?

The CIL045 gives 68° field of view at the 6.0mm image circle on 1/2.5 inch sensors. Its 7.2mm total image circle reaches up to 1/1.9 inch format, with vignetting at the edges.

What lens holder works with the CIL045?

The Commonlands CLA019-LCP with 18mm spacing is the recommended holder. e-con Systems boards need a 10-15mm tall holder, and FLIR, Allied Vision, iDS, The Imaging Source, and Basler boards are mechanically compatible.

Does the CIL045 come with an IR cut filter option?

Yes, the CIL045-F3.5-M12A650 includes a 650nm IR cut filter for visible-light use. The CIL045-F3.5-M12ANIR ships without a filter for NIR-sensitive applications.

Does the CIL045 ship same day from the US?

Yes, in-stock CIL045 lenses ship same day from San Diego for orders placed before 12 PM PST. Every unit is 100% MTF tested.

The CIL045 is a 4.5mm M12 lens for 5MP sensors at 2.2μm pixel pitch such as the ON Semi MT9P031. It uses a fixed F/3.5 aperture and gives 68° field of view across a 6.0mm image circle on 1/2.5" sensors, with usable coverage to 7.2mm for up to 1/1.9" formats.

Distortion stays under 1% in both common metrics: -0.9% rectilinear and +0.4% TV. That matters because straight lines remain straight enough for measurement, barcode reading, and quality inspection without forcing a software correction step.

The lens uses 3G2P optics and weighs 5g, so it keeps the package light. It comes in a single M12A mechanical variant with BBAR coating on the first surface. Order CIL045-F3.5-M12A650 with the 650nm IR cut filter, or CIL045-F3.5-M12ANIR without a filter for NIR wavelengths.

The lens is compatible with FLIR Blackfly S, Allied Vision Alvium, Basler Dart, iDS uEye LE (Rev1.1 and Rev1.2), and The Imaging Source board cameras. The recommended mount is the Commonlands CLA019. e-con Systems boards need a 10-15mm tall holder. You can check working distance at depth of field calculator

Commonlands ships this lens same day from San Diego for orders before 12 PM PST. Every CIL045 is 100% MTF tested before leaving the warehouse. Contact our optical engineers if you need volume pricing or application support.

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Über Commonlands

Commonlands LLC designs and manufactures precision M12, C-mount, and M8 lenses for machine vision, robotics, and embedded camera systems. Based in San Diego, California, we stock inventory for same-day shipping and provide direct access to US-based optical engineers. Whether you need a single prototype lens or production volumes of 25,000+, our team supports the full lifecycle from optical design consultation through volume fulfillment.

Need help selecting the right lens for your camera module?

Contact our US-based Optical Engineers.