Model	Instrument Type	Form Factor	Low end wavelength limit	High end wavelength limit	Wavelength Resolution	Wavelength Accuracy	Dynamic Range
OSA-301	Portable	Grating	1250 nm	1650 nm	?	10 pm
OSA-201	Portable	Grating	1250 nm	1650 nm	?	10 pm
OSA-161	Portable	Grating	1250 nm	1650 nm	?	10 pm
OSA-300	Portable	Grating	1250 nm	1650 nm	?	10 pm
OSA-303	Benchtop	Grating	1250 nm	1650 nm	?
OSA-160	Portable	Grating	1250 nm	1650 nm	?	10 pm