The 9150 is Sciencetech's longest single path length monochromator with a 1.5 m focal length. Under optimum conditions with a 2400 l/mm grating it can achieve a resolution of 0.004 nm in single pass mode. This model of monochromator accomodates a grating on a removable kinematic mount, allowing the user to manually swap one grating for another without losing alignment. Please note that this product includes one slit, but does not include any additional slits or a grating. These must be purchased separately. Please speak with a technical sales member for assistance in selecting the right components for your system.Please see the technical datasheet for additional information.