{"id":87769,"date":"2026-02-04T12:58:26","date_gmt":"2026-02-04T11:58:26","guid":{"rendered":"https:\/\/www.eqphotonics.de\/produkt\/exelitas-spcm-single-photon-countingspcm-aqrh-31\/"},"modified":"2026-02-04T12:59:30","modified_gmt":"2026-02-04T11:59:30","slug":"exelitas-spcm-single-photon-countingspcm-aqrh-31","status":"publish","type":"product","link":"https:\/\/www.eqphotonics.de\/en\/product\/exelitas-spcm-single-photon-countingspcm-aqrh-31\/","title":{"rendered":"Exelitas SPCM Single Photon CountingSPCM-AQRH-31"},"content":{"rendered":"

SPC VIS (400-1064nm) from Exelitas
\nSPCM-AQRH-31<\/strong><\/h1>\n
\n
\n

Markets<\/h3>\n
Measurement
Science
Datacom
Biophotonics
Nanophotonics
Semiconductor<\/div>\n<\/div>\n
\n

Applikations<\/h3>\n
Single Photon Counting SPC
TCSPC
Microskopy
Fluorescence
Lidar
Quantum Communications
QKD
NV Quantum Sensing
Particle Sizing<\/div>\n<\/div>\n<\/div>\n
\n
\n

Features<\/h3>\n
Peak PDE: > 70 % at 650 nm
180 \u03bcm\u00b2 active area
> 35 Mcps dynamic range
Gated Output
Simple 5V supply
Low afterpulsing
High uniformity over large active area
Unmatched linearity<\/div>\n<\/div>\n
\n

Benefits<\/h3>\n
Efficient signal coupling
Single photon sensitve
Easy handling thanks to integrated drivers&cooling
Operation over wide temperature range
Portable for mobile applications
Maintenance free<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

SPC VIS (400-1064nm) from Exelitas SPCM-AQRH-31 Markets Measurement Science Datacom Biophotonics Nanophotonics Semiconductor Applikations Single Photon Counting SPC TCSPC Microskopy Fluorescence Lidar Quantum Communications QKD NV Quantum Sensing Particle Sizing Features Peak PDE: > 70 % at 650 nm 180 \u03bcm\u00b2 active area > 35 Mcps dynamic range Gated OutputSimple 5V supply Low afterpulsing High […]<\/p>\n","protected":false},"featured_media":86712,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[28322,28323],"product_tag":[],"class_list":{"0":"post-87769","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-single-photon-counter","7":"product_cat-spc-vis-400-1064nm","8":"pa_best-use-nm-vis-nir","9":"pa_dcr-cps-29089","10":"pa_dead-time-output-pulse-ns-35-and-28","11":"pa_manufacturer-exelitas","12":"pa_output-pulse-v-28319","13":"pa_part-number-spcm-aqrh-31","14":"pa_product-spc-vis-400-1064nm","15":"pa_signal-input-free-space-window","16":"pa_timing-ps-28320","18":"first","19":"instock","20":"sold-individually","21":"purchasable","22":"product-type-simple"},"acf":[],"yoast_head":"\nExelitas SPCM Single Photon Counting Module SPCM-AQRH-31<\/title>\n<meta name=\"description\" content=\"EQ Photonics offers compact single photon counting modules (SPCM) with high PDE and low DCR\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.eqphotonics.de\/en\/product\/exelitas-spcm-single-photon-countingspcm-aqrh-31\/\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.eqphotonics.de\/en\/product\/exelitas-spcm-single-photon-countingspcm-aqrh-31\/\",\"url\":\"https:\/\/www.eqphotonics.de\/en\/product\/exelitas-spcm-single-photon-countingspcm-aqrh-31\/\",\"name\":\"Exelitas SPCM Single Photon Counting Module SPCM-AQRH-31\",\"isPartOf\":{\"@id\":\"https:\/\/www.eqphotonics.de\/en\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.eqphotonics.de\/en\/product\/exelitas-spcm-single-photon-countingspcm-aqrh-31\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.eqphotonics.de\/en\/product\/exelitas-spcm-single-photon-countingspcm-aqrh-31\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.eqphotonics.de\/wp-content\/uploads\/SPCM-AQRH.png\",\"datePublished\":\"2026-02-04T11:58:26+00:00\",\"dateModified\":\"2026-02-04T11:59:30+00:00\",\"description\":\"EQ Photonics offers compact single photon counting modules (SPCM) with high PDE and low DCR\",\"breadcrumb\":{\"@id\":\"https:\/\/www.eqphotonics.de\/en\/product\/exelitas-spcm-single-photon-countingspcm-aqrh-31\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.eqphotonics.de\/en\/product\/exelitas-spcm-single-photon-countingspcm-aqrh-31\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.eqphotonics.de\/en\/product\/exelitas-spcm-single-photon-countingspcm-aqrh-31\/#primaryimage\",\"url\":\"https:\/\/www.eqphotonics.de\/wp-content\/uploads\/SPCM-AQRH.png\",\"contentUrl\":\"https:\/\/www.eqphotonics.de\/wp-content\/uploads\/SPCM-AQRH.png\",\"width\":586,\"height\":368,\"caption\":\"EQ Photonics offers compact single photon counting modules (SPCM) with high PDE and low DCR\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.eqphotonics.de\/en\/product\/exelitas-spcm-single-photon-countingspcm-aqrh-31\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Startseite\",\"item\":\"https:\/\/www.eqphotonics.de\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Products\",\"item\":\"https:\/\/www.eqphotonics.de\/en\/products\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Exelitas SPCM Single Photon CountingSPCM-AQRH-31\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.eqphotonics.de\/en\/#website\",\"url\":\"https:\/\/www.eqphotonics.de\/en\/\",\"name\":\"EQ Photonics - 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