immersion lens


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im·mer·sion lens

a microscope objective constructed in such a manner that the lower lens may be moved downward into direct contact with a fluid that is placed on the object being examined; by using a fluid with a refractive index closely similar to that of glass, the loss of light is minimized.
References in periodicals archive ?
The flying optical head used within the NFR drives is similar to those used in hard disk drives (HDD), except that the NFR head contains a magnetic write coil and two optical elements, the objective lens and the solid immersion lens (SIL).
Featuring unique Solid Immersion Lens (SIL) technology, the EmiScope-II provides transistor-level backside analysis of advanced complementary metal oxide semiconductor (CMOS) integrated circuits (ICs).
will co-design and manufacture the flying optical heads that incorporate the solid immersion lens (SIL), a critical component of TeraStor's Near Field Recording drives.
Featuring a Solid Immersion Lens (SIL), the EmiScope-II provides transistor-level backside analysis of advanced complementary metal oxide semiconductor (CMOS) integrated circuits (ICs).
Solid Immersion Lens (SIL): The SIL is the optical element in the flying head that is closest to the recording media.