We are a German pioneer in the field of fiber-optic measuring systems for UV/VIS, Raman and NIR spectroscopy. We offer innovative, reliable solutions and analytical systems – for laboratory and for OEM applications.
Latest News

17 December 2025
Merry Christmas and a Happy New Year 2026!
Merry Christmas and a Happy New Year 2026! The year 2025 is coming to an end. We at J&M would like to take this opportunity to say THANK YOU to our dear clients and partners for a good and trusting partnership. We wish you all Merry Christmas, safe and happy holidays, time to relax and…
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18 September 2025
Visit Pharma Test at POWTECH TECHNOPHARM 2025 in Nuremberg from 23-25 September 2025 in hall 10, booth 258!
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6 June 2025
On/Offline Dissolution System: Amazing Flexibility Yet Accurate Results either Way
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16 January 2025
Visit J&M at Photonics West in San Francisco from 28-30 January 2025 in Hall F, Booth No. 4205-10 at the German Pavilion!
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