{"title":"Spectrum Sensors - Far-Red, UV \u0026 Light-Leak","description":"\u003cp\u003eSpecialty light sensors: Red to Far-red and PAR to Far-red ratio, UV-A, and light-leak detection for photoperiod integrity.\u003c\/p\u003e","products":[{"product_id":"apogee-instruments-sq-640-ss-quantum-light-pollution-sensor","title":"Apogee Instruments - SQ-640-SS: Quantum Light-Pollution Sensor","description":"\u003cp\u003eThe Apogee SQ-640-SS is a highly sensitive quantum light-pollution sensor (340 to 1040 nm) designed to detect the small light leaks during dark periods that can disrupt photoperiod-sensitive crops.\u003c\/p\u003e\u003cp\u003eStray photons during the dark period can trigger problems such as unwanted flowering response, hermaphroditism, and stunted growth. The SQ-640 is sensitive enough to find leaks the eye and standard PAR sensors miss. It is a specialty sensor that over-ranges under normal grow-light levels.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eExtended range 340 to 1040 nm, optimized for low light\u003c\/li\u003e\n\u003cli\u003eDetects light leaks that disrupt plant dark periods\u003c\/li\u003e\n\u003cli\u003eHelps prevent hermaphroditism and photoperiod stress\u003c\/li\u003e\n\u003cli\u003eAnalog, SDI-12, or microCache options\u003c\/li\u003e\n\u003cli\u003eBuilt and calibrated in Logan, Utah; NIST-traceable, made in the USA, and backed by an industry-leading 4-year warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose This Model\u003c\/h3\u003e\u003cp\u003eThe SQ-640 protects photoperiod integrity by finding the light leaks that cause costly crop problems.\u003c\/p\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDark-period light-leak audits\u003c\/li\u003e\n\u003cli\u003ePhotoperiod-room commissioning\u003c\/li\u003e\n\u003cli\u003eBlackout and light-deprivation verification\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354478407991,"sku":"SQ-640-SS","price":459.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/SQ-620-640-front__61967.1582046487.jpg?v=1780698017"},{"product_id":"apogee-instruments-su-200-uv-a-sensor","title":"Apogee Instruments - SU-200 UV-A Sensor","description":"\u003cp\u003eThe Apogee SU-200 UV-A sensor measures ultraviolet-A radiation from 300-400 nm for monitoring supplemental UV and verifying lamp output. Choose the output for your system.\u003c\/p\u003e\u003cp\u003eAll versions share the same UV-A detector and self-cleaning domed head; only the output differs.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUnamplified analog (SU-200-SS)\u003c\/li\u003e\n\u003cli\u003e0-2.5 V amplified output (SU-202-SS)\u003c\/li\u003e\n\u003cli\u003e0-5 V amplified output (SU-205-SS)\u003c\/li\u003e\n\u003cli\u003eUSB smart sensor (SU-220)\u003c\/li\u003e\n\u003cli\u003eSDI-12 digital output (SU-221-SS)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUV-A spectral range 300-400 nm\u003c\/li\u003e\n\u003cli\u003ePhoton-flux and energy-flux calibration factors\u003c\/li\u003e\n\u003cli\u003eSelf-cleaning domed head, fully potted\u003c\/li\u003e\n\u003cli\u003eNIST-traceable, 4-year warranty\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSupplemental UV-A monitoring\u003c\/li\u003e\n\u003cli\u003eUV lamp output verification\u003c\/li\u003e\n\u003cli\u003eGreenhouse and research UV tracking\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Unamplified analog","offer_id":52354911764791,"sku":"SU-200-SS","price":459.0,"currency_code":"USD","in_stock":true},{"title":"0-2.5 V amplified","offer_id":52354911797559,"sku":"SU-202-SS","price":529.0,"currency_code":"USD","in_stock":true},{"title":"0-5 V amplified","offer_id":52354911830327,"sku":"SU-205-SS","price":529.0,"currency_code":"USD","in_stock":true},{"title":"USB (smart sensor)","offer_id":52354911863095,"sku":"SU-220","price":529.0,"currency_code":"USD","in_stock":true},{"title":"SDI-12 digital","offer_id":52354911895863,"sku":"SU-221-SS","price":629.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/DSC_2926__58418.1580920119.jpg?v=1780698019"},{"product_id":"apogee-instruments-s2-131-red-far-red-sensor","title":"Apogee Instruments - S2-131 Red \/ Far-Red Sensor","description":"\u003cp\u003eThe Apogee S2-131 measures red (645-665 nm) and far-red (720-740 nm) to calculate the R:FR ratio that drives plant morphology, accurate under all light sources including LEDs. Choose the output.\u003c\/p\u003e\u003cp\u003eBoth versions share the same two-band detector; only the output differs.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAnalog output (S2-131-SS)\u003c\/li\u003e\n\u003cli\u003eSDI-12 digital output (S2-431-SS)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSeparate red and far-red channels for R:FR ratio\u003c\/li\u003e\n\u003cli\u003eWaterproof, cosine-corrected\u003c\/li\u003e\n\u003cli\u003eNIST-traceable, 4-year warranty\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eR:FR ratio monitoring under LEDs\u003c\/li\u003e\n\u003cli\u003ePhotomorphology and crop steering\u003c\/li\u003e\n\u003cli\u003eFar-red supplementation studies\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Analog","offer_id":52354919629111,"sku":"S2-131-SS","price":529.0,"currency_code":"USD","in_stock":true},{"title":"SDI-12 digital","offer_id":52354919661879,"sku":"S2-431-SS","price":719.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/far-red-front__95707.1582300468_bb30ca68-11a6-48fd-af72-21ecff523c30.jpg?v=1780695541"},{"product_id":"apogee-instruments-s2-141-par-far-sensor","title":"Apogee Instruments - S2-141 PAR-FAR Sensor","description":"\u003cp\u003eThe Apogee S2-141 measures PAR (400-700 nm) and far-red (700-760 nm) together to track the far-red fraction of a spectrum, accurate under all light sources including LEDs. Choose the output.\u003c\/p\u003e\u003cp\u003eBoth versions share the same two-band detector; only the output differs.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAnalog output (S2-141-SS)\u003c\/li\u003e\n\u003cli\u003eSDI-12 digital output (S2-441-SS)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSimultaneous PAR and far-red channels\u003c\/li\u003e\n\u003cli\u003eQuantify far-red fraction for crop steering\u003c\/li\u003e\n\u003cli\u003eWaterproof, cosine-corrected\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFar-red supplementation tuning\u003c\/li\u003e\n\u003cli\u003ePAR plus far-red monitoring\u003c\/li\u003e\n\u003cli\u003ePhotobiology research\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Analog","offer_id":52354919694647,"sku":"S2-141-SS","price":599.0,"currency_code":"USD","in_stock":true},{"title":"SDI-12 digital","offer_id":52354919727415,"sku":"S2-441-SS","price":749.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/par-far-front__10037.1582296677_b8c65e77-7f79-4584-aef5-ed6d7d48e52a.jpg?v=1780695542"}],"url":"https:\/\/www.blacklabelsupply.io\/collections\/spectrum-sensors-far-red-uv-light-leak.oembed","provider":"BLACK LABEL","version":"1.0","type":"link"}