MIZA TrHz-92 Haze Meter 10mm ApertureThe TrHz-22 Haze meter now has the capability of measuring areas under 10mm in area for Haze and Transmittance.The optional TrHz-92 permits the world's third smallest area measurement for Haze and Transmittance.The TrHz-22 Haze Meter combined with the TrHz-92 create an unmatched combination for the smallest of measurements industry wide.The standard size with the TrHz-22 is a 21mm aperture.We optionally also provide measurement apertures for the TrHz-22 of;5mm Aperture - TrHz-947mm Aperture - TrHz-93If you require a unique smaller aperture contact us ([email protected])for your correct size.