In continuation to the previous post, JS commented that nanoLambda has a similar to Hamamatsu small size spectrometer. NanoLambda's presentation at last year's Trillion Sensors Summit gives some background about the company, its product and applications:
Update: There is a newer nanoLambda presentation from Nov. 2014 build mostly around the emerging consumer applications. The presentation also shows the small spectrometers competition:
Update: There is a newer nanoLambda presentation from Nov. 2014 build mostly around the emerging consumer applications. The presentation also shows the small spectrometers competition:
