ASD offers a wide selection of fore optics accessories for use with the FieldSpec® and HandHeld 2 spectroradiometer systems to meet a variety of application needs, including:
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Lenses which limit the field-of-view from one to 25 degrees
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A radiometric calibration for radiance (W/m2/steradian/nm) measurements
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Diffuse transmission and reflective type cosine receptors and radiometric calibrations for measuring full sky irradiance (W/m2/nm)
Your ASD sales representative can guide you in the right direction when selecting the foreoptic accessories best suited for your application requirements.