Penetrómetro para la medición de la dureza de las frutas que es un indicativo de la maduréz para corte, almacenamiento…
Monitor indoor air quality and carbon dioxide levels in greenhouses. Handheld meter measures and displays temperature, relative humidity and CO2…
New digital hand-held refractometer measures accurately (± 0.2% ) and fits in your pocket! Brix is a measurement system for sugar…
Set of two cast-aluminum telescope tube rings with quick-release, hinged clamp knobs and felt lining Use these tube rigns to attach…
Batería de litio recargable portátil (hasta 17 horas) Alimente el telescopio de 12v y cargue varios dispositivos simultáneamente Inversor de CA integrado…
Use to measure soil, air or water temperature. Range from -30 degrees to 100 degrees C. Accuracy is +/-1degree F.…
Can be programmed to record in either metric ( mm ) or U.S. ( inches ) of Hg. Standard Sensor: Range: 26"…
Nondispersive infrared (NDIR) technology measures CO2 levels in ppm. May be used as a handheld portable (internal, rechargeable battery) or…
Measure surface temperature of leaves and other applications with this micro-sensor. Range: -22° to 212°F. Accuracy ± 1°F.…
Add this awe-inspiring autoguider package to any imaging set-up and enjoy the results ShortTube 80mm refractor provides a wide field-of -view…
This 20mm eyepiece offers a wide field of view and superior optical performance at a bargain price Great eye relief so…
This 9mm eyepiece offers a wide field of view and superior optical performance at a bargain price Great eye relief so…
Doubles the power of any telescope eyepiece This Barlow lens is compact - just 3 inches long (about half the length…
Finally, an easy-to-use, affordable autoguider for long-exposure astrophotography Uses a 1/2" format 1.3MP CMOS chip, with 5.2 x 5.2 micron pixels…
A must-have for safely observing the sun without damaging your eyesOptical glass filter fits snugly over your telescope's aperture to…