In stock, ready to ship! This is a 4X PLAN infinite microscope objective. It has NA of 0.1 and requires a 180mm or longer telephoto lens or a tube system....

In stock, ready to ship! This is a 10X PLAN infinite microscope objective. It has NA of 0.25 and requires a 180 mm or longer telephoto lens or a tube system....

In stock, ready to ship! This is the cheaper version of the 4X PLAN infinite microscope objective with a shorter case, resulting in a 3-4 mm greater working distance. Please note: It is...