The HT-PRO is the first and only portable hay moisture tester that includes a calibrator. Calibration takes less than 20…
This base is the interfase necessary to download the info stored in the button logger into your OC. Software not…
Quantum sensors measure light energy at the specific wavelengths plants actually use for photosynthesis. Research indicates that older lux and…
The 90° 1 1/4'' Star Diagonal is made to give the observer a comfortable viewing position for astronomical objects high…
Este adaptador incluye un mecanismo deslizable, que permite modificar la distancia de proyeccion para hacer fotografia con proyeccion ocular. Esto…