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Megrez TX 250pxWe supply a range of high- and ultra-high-resolution spectrometers from OtO Photonics.

 

These models feature a range of silicon (180-1100nm) or InGaAs (900-1700nm) linear sensors in modified Czerny-Turner cavity designs with a combination of reflective and transmissive components.

 

Classic Czerny-Turner cavity spectrometers feature a fully-reflective design and offer a number of benefits including high optical resolution and sensitivity, low stray light and fast spectral response:-


C T Schematic

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OtO's range of high-resolution models replace some, or all, of the collimating and focussing optics and grating with transmissive elements giving fully transmissive (T-T-T or T3) or Transmissive-Reflective-Transmissive (T-R-T) designs:-

 

DB Cavity 200x245PD TRT Cavity Schematic

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Phekda Series - 400-1000nm T-R-T cavity with 2048-pixel CCD or 2048-/4096-px CMOS sensors

Phekda-NIR Series - 900-1700nm T-R-T cavity 512-pixel InGaAs sensor

Merak Series - 830-970nm T-R-T cavity with 4096-pxx CMOS sensor

Megrez Series - 400-1100nm T-R-T cavity with 2048-px back-thinned CCD sensor

Dubhe Series - 800-880nm T3 cavity with Teledyne e2V OctoPlus 2048-px high speed sensor

 

Please use the Quick Links to the right of this page to view OtO's range or Contact Us if you would like to discuss your requirement for compact spectrometers covering the range 180nm to 1100nm.