Displaying 61 to 80 (of 93 products)
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…
Set of two cast-aluminum telescope tube rings with quick-release, hinged clamp knobs and felt lining
Use these tube rigns to attach…
Extra 11-pound counterweight designed for the Orion Atlas EQ-G and Sirius EQ-G GoTo equatorial mounts
Helps balance especially heavy telescopes and…
Batería de litio recargable portátil (hasta 17 horas)
Alimente el telescopio de 12v y cargue varios dispositivos simultáneamente
Inversor de CA integrado…
When used in conjunction with a Watermark Soil Moisture Sensor, you can analyze the relationship between irrigation On periods and…
Analog Altimeter/Barometer with altitud scale in meters anb barometry in hPa.
Dial: 2 inches
Altitud Range: 0-5000 m with resolution of 20…
The key is knowing both when and how much to water!
Maintaining a healthy water balance is essential for producing…
Three cosine corrected Quantum sensors (spaced 4.6in/11.7cm) average their readings to minimize the effects of small shadows such as below…
Precision of Plate Level 15'±3'/2 (mm)
Precision of Circular Level 30'±5'/2 (mm)
Reading Error ≤0.5°
Min. Graduation 1°
Damping…
Perform your own magic show! Amaze your friends and family with the 12 magic tricks included in this kit and…
#62 T-Adapter: The T-Adapter is the basic means of prime-focus photography through all Meade LX-series models. Thread the T-Adapter on…
The 90° 1 1/4'' Star Diagonal is made to give the observer a comfortable viewing position for astronomical objects high…
Barra tipo vixen, que se adapta a las monturas de telescopios populares vendidas por Celestron, Meade, Orion, SkyWatcher, TeleVue, Vixen…
The Personal Solar Telescope(PST) incorporates state of the art patented technology to provide superb views of both Solar surface detail…
Precision Lensatic Compass
Compass Diameter : 2"
Liquid Filled Compass Dial
Cover with Sighting Wire
Rear Sight
Graduated Straight Edges
Clicking Bezel Ring with Index Line…
1.5 cm compass for wrist band with heading dial and 0 to 360° scale.…
Maping compass with mirror and lanyard. Includes ruler in inches and centimeters as well as 1:25,000 and 1:50,000 scale. Size…
Displaying 61 to 80 (of 93 products)