Globo terráqueo que muestra la cartografía del medio ambiente con las corrientes marítimas. Cuando está encendido, el globo iluminado cambia…
Planetario Digital Digitarium® Theta Descripción del Producto Nuevo! El modelo Digitarium® Theta es un sistema de planetario digital diseñado para usar en planetarios…
Replacement rods for Field Scout model TDR meters (TDR 100, 200, 300). Stainless-steel rods to replace damaged rods or measure different…
El telescopio Polaris 114mm tiene una apertura de 114mm y una distancia focal de 1000mm (f/8.8). La estable montura ecuatorial…
Este globo de 3"(8cm) de díametro levita asombrosamente entre el brazo y base plateada. Luces en la base se iluminan cuando…
Our eXtra Heavy-Duty Paragon XHD field tripod provides support for giant binoculars, cameras, spotters, and small telescopes Adjustable aluminum-tube tripod legs…
Product Details With a body made of composite materials, this Transit Compass is a lighter, more affordable alternative. It incorporates a…
The Franklin's 12" antique ocean globe features an antique-finished base. Contains more than 4,000 place names and distinctive political boundary…
Ideal for testing irrigation water, pesticide water or dairy rumen pH New Professional Grade Meter The dual-action sensor guard protects the…
Put the power of a laboratory right in your hands New Professional Grade Meter Measure nutrient solutions, soils, greenhouse soilless media,…
Sensor de repuesto para los modelos B-751 y Ca-11 Solo requiere un volumen de muestra de 0.3 ml (0.05 ml con…
Este telescopio reflector de 5,1" de apertura reúne una gran cantidad de luz para obtener excelentes vistas de los planetas…
Utilizing a more traditional design, the Conventional uses Alnico II magnets and a "V" cut sapphire jewel bearing for smooth…
The MagniLoupe Headband from Carson Optical is an adjustable soft rubber strap that provides comfort during extended use. For use…
La siguiente generación de monitoreo del clima está aquí con el Kestrel 5500. Este medidor Kestrel lo hace todo. El Kestrel…
The CI-340 Handheld Photosynthesis System features a new design concept and compact solid-state structure. The entire system: the display, key…
Meade Model 928 Image Erecting Prism for Meade refracting telescopes #07217. 1.25" barrel. Produces a correctly oriented image and convenient…
Compatible with all German Equatorial (EQ) AstroMaster and PowerSeeker telescopes.…
You won't believe your eyes with the classic illusion trick cards! Experience the swirling illusions produced by the illusion spinner,…