Orion's Oxygen-III (O-III) eyepiece filter reveals wondrous details when viewing cloudy nebulas Filter transmits close to 90% of the light corresponding…
Compatible with all German Equatorial (EQ) AstroMaster and PowerSeeker telescopes.…
Build this amazing and wind generator and learn about renewable energy. Watch the LED glow as it is powered by…
Sometimes a world globe isnt just a world globe, and the 12-inch Moon Desktop Globe by Replogle is just that…
Effective management of pesticide drift is increasingly important to pesticide applicators. Now you can monitor and data log weather conditions…
The WatchDog A-Series loggers are the most affordable way to track environmental conditions for analysis. Whether your needs are plant…
Large 50mm diameter black finder scope lets you see fainter objects compared to smaller finder scopes9x magnification and a standard…
The Mark III Automatic Focus Binocular has an optic power of 10X and gives a broader (wider) view. Simple in…
12 V 10 A DC power supply with built-in key switch and two toggle switches for electric drive and electric…
Digitalis Domes are inflatable domes designed to be fast to set up and take down, and easily portable for circumstances…
Digitalis Domes are inflatable domes designed to be fast to set up and take down, and easily portable for circumstances…
This slide set from Konus is an excellent educational tool for teaching. The set includes 10 slides prepared sldes…
This slide set from Konus is an excellent educational tool for teaching. The set includes 10 slides prepared sldes…
Built of tough, corrosive-resistant stainless steel, these pocket-sized testers. Digital easy-to-read displays. Dual mode digital tester features slow updates at…
Built of tough, corrosive-resistant stainless steel, these pocket-sized testers. Digital easy-to-read displays. Dual mode digital tester features slow updates at…
Use one lightweight handheld device to easily measure both leaf and soil temperatures. Features backlit LCD display and includes 9V…
Penetrómetro para la medición de la dureza de las frutas que es un indicativo de la maduréz para corte, almacenamiento…
Spec 9 Basic works with your data logger or station to collect and organize measurement data for analysis. It's ideal…
Data Loggers are the cost-effective choice for recording environmental conditions over a period of time. Whether your needs are plant…