# 22mm pir lens

**URL:** <https://forum.digikey.com/t/22mm-pir-lens/65357>\
**Category:** Sensors Transducers\
**Tags:** sensor-transducer-accessories, cross-reference, part-identification\
**Created:** [February 12, 2026, 9:56pm UTC](https://forum.digikey.com/t/22mm-pir-lens/65357 "2026-02-12T21:56:58Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![chewy59fl](https://avatars.discourse-cdn.com/v4/letter/c/e0b2c6/32.png) [@chewy59fl](https://forum.digikey.com/u/chewy59fl)\
**Post date:** [February 12, 2026, 9:56pm UTC](https://forum.digikey.com/t/22mm-pir-lens/65357/1 "2026-02-12T21:56:58Z")

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I am looking for a 22mm pir lens 38.1mm x 25.4 similar to PIR FRESNEL LENS\_PF305-8324-BLACK

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**Author:** ![David\_1768](https://sea2.discourse-cdn.com/digikey/user_avatar/forum.digikey.com/david_1768/32/9762_2.png) [@David\_1768](https://forum.digikey.com/u/David_1768)\
**Post date:** [February 12, 2026, 10:08pm UTC](https://forum.digikey.com/t/22mm-pir-lens/65357/2 "2026-02-12T22:08:57Z")

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Hello chewy59fl,

Welcome to the DigiKey TechForum.

The closest option I found, is [3929-PIRFRESNELLENS\_PF23-6020-BLACK-ND](https://www.digikey.com/en/products/detail/fresnel-factory-inc/PIR-FRESNEL-LENS-PF23-6020-BLACK/15769277?s=N4IgTCBcDaIMwE4wILQAUCSAlAYlgogMoBy%2BAMmfsYQPpo5hwoBsADGKygEJkCCAwgGkUxACIgAugF8gA).

This one is 39mm X 25mm. Please check the [Datasheet](https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/8440/PIR%20FRESNEL%20LENS_PF23-6020-BLACK.pdf) to verify compatibility to your application.