Displaying 1 to 5 (of 5 products)
Set of two cast-aluminum telescope tube rings with quick-release, hinged clamp knobs and felt lining
Use to attach 6" telescope optical…
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…
Glass magnifier 2.5" diameter with bent platic handle. 3 power…
Displaying 1 to 5 (of 5 products)