The Milton Roy Spectronic 501 is a digital, single-beam visible spectrophotometer with a wavelength range of 325nm to 999nm, +/-1nm. The 501 has a built-in RS-232 interface and is microprocessor controlled. This spectrophotometer has a spectral slitwidth < 5nm. The Spectronic 501 is easy to use - enter the wavelength setting and other test parameters through the keyboard. The 501 gives absorbance, concentration and % transmittance. Sample compartmentsize is 17.1cm D x 10.6cm W x 10.2cm H. This Milton Roy Spectronic 501 also includes a Bausch and Lomb accessory control module which accepts Applipak program cartridges (not included) The accessory module provides space for mounting a peristaltic pump for flow cells and is required to control such accessories as an automatic cell positioner, automatic sample handler and diluter-pipetter (not included). The Bausch and Lomb control module can be used manually without Applipak cartridges as well.
The following link provides additional information from the instruction manual or original manufacturer's brochure. Images, specifications and description refer to the item as it was when new. Right-click to open the PDF in a new window or download it: http://www.labequip.com/stock/pictures/20045a.pdf