Skip to content
TRANSMISSION & DIFFUSION MEASUREMENT SYSTEM LMT TD 123
Instrument for measurement of transmission and diffusion of plastic lenses
- Evaluation of forward scattered light into a cone of 12°
- Measurement geometry according Annex 6, Appendix 2 of UNECE regulations for road illumination devices
- Optical bench with stabilized light source, collimator, high precision diaphragm, achromatic lenses and photometer head
- Photometer display unit with 4½-digit display
Supported standards
- UNECE R 19, 72, 98, 112, 113, 123, 149