Los cohetes de agua funcionan bien cuando se construyen sobre bases científicas. Del mismo modo, cada falla enseña que un…
6mm focal length Orion Edge-On 1.25" telescope eyepiece designed for exceptional planetary and lunar viewing Flat field design ensures sharp focus…
IR filter blocks ultraviolet (UV) and infrared (IR) light wavelengths for higher contrast CCD images Advanced coatings applied to the precision…
A dimmer switch for your telescope! Helps to tone down brightness when viewing the Moon and planets to both optimize…
This slide set from Konus is an excellent educational tool for teaching. The set includes: Epiphytic fern (Platycerium) transversal section. Date…
Lente óptica de 102 mm (4,0") con una distancia focal de 700 mm que destaca en la resolución de cúmulos…
You won't believe your eyes with the classic illusion trick cards! Experience the swirling illusions produced by the illusion spinner,…
Montaje robusto y estable para binocular astronómico hace que las sesiones de observación muy cómodas, eliminando la tensión…
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…
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…
Penetrómetro para la medición de la dureza de las frutas que es un indicativo de la maduréz para corte, almacenamiento…
Who said you have to be in the dark to do astronomy! Turning your telescope to the Sun is fun…
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…
Par de anillos 125mm para tubo Guia. El Par de anillos para tubo guia tiene un diametro interior de 125mm. Estos anillos…
SkyView Pro EQ mount now has GoTo computerized pointing to over 42,900 celestial objects German equatorial platform supports telescopes weighing…
This 40mm eyepiece is ideal for all types of telescopes: reflector, refractor, and catadioptric Offers a 43 degree apparent field…
Classic entry-level scope at an amazing price Crisp images from the craters of the moon to the edge of the galaxy Big-aperture…