VCSELarray

We can dice the arrays to any size smaller than the maximum size shown in the table. The price of an array depends strongly on its size. When requesting a quotation, please let us know the size you need.

Cylindrical lensarray

The objective lens is the primary magnifying element in optical instruments. Positioned closer to the object being observed, it captures and magnifies the incoming light, bringing the specimen into focus. The objective lens is characterized by its varying magnification levels and includes the numerical aperture of the objective.

Understanding the numerical aperture of the objective lens is crucial, as it determines factors such as resolution and depth of field. The ocular lens complements this by providing additional magnification, allowing for intricate examination and analysis.

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Microlens

The objective lens and ocular lens are indispensable components in optical instruments, each contributing uniquely to the observation process. Recognizing their differences and understanding how they collaborate enhances our ability to explore the microscopic world with precision and clarity.

ThorlabsMicrolens Array

Flexible Optical produces high-quality replicated microlens arrays specially for the use with FrontSurfer wavefront sensors. As a standard option, we offer a hexagonal array of 127 microlenses with a focal distance of 18 mm and a pitch of 300 µm, mounted in a C-mount.Besides, Flexible Optical offers a range of microlens arrays fabricated in glass and fused silica with small numerical aperture and 99% optical fill factor. Microstructures provide for optimum spectral efficiency (UV to far infrared) and for the best mechanical and thermal stability. These arrays work with very high optical loads. To provide a cost-efficient solution, all listed arrays can be replicated in series in plastic. Microlens arrays with orthogonal or hexagonal arrangements are available.

Conversely, the ocular lens, also known as the eyepiece, is situated near the observer's eye. Its primary function is to further magnify the image produced by the objective lens. Ocular lenses are often interchangeable, allowing users to customize their viewing experience based on desired magnification. The most common magnification for a microscope ocular lens is 10x. Additional magnifications of microscope ocular lenses include 12.5x, 15x, and 20x.

When it comes to optical instruments like microscopes and telescopes, the objective lens and ocular lens play distinct roles in shaping our viewing experience. Understanding the differences between these crucial components is fundamental to unlocking the full potential of these devices.

To achieve optimal magnification and clarity, the objective lens and ocular lens must work in harmony. The process begins with the objective lens capturing light from the specimen, forming an intermediate image. This image is then further magnified by the ocular lens, delivering a detailed and enlarged view to the observer.