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2. Ernst Gundlach - Wikipedia

   en.wikipedia.org/wiki/Ernst_Gundlach

   U.S. patent 182,919 – Improvement in Microscopes – 1876 – October 3 – A screw-thread coarse focus, parallel spring fine focus, swinging substage. U.S. patent 198,607 – Improvement in stages for Microscopes – 1877 – December 25 – Sliding stage used on many Bausch & Lomb microscopes.

3. Spectronic 20 - Wikipedia

   en.wikipedia.org/wiki/Spectronic_20

   Schematic optical diagram of the Bausch & Lomb Spectronic 20 Colorimeter. As shown in the schematic optical diagram (see left), polychromatic light from a source in the system passes through lenses which are reflected and dispersed by the diffraction grating to restrict the range of light wavelengths. This restricted range of wavelengths is ...

4. Leica Microsystems - Wikipedia

   en.wikipedia.org/wiki/Leica_Microsystems

   www .leica-microsystems .com. Leica Microsystems GmbH is a German microscope manufacturing company. It is a manufacturer of optical microscopes, equipment for the preparation of microscopic specimens and related products. There are ten plants in eight countries with distribution partners in over 100 countries. Leica Microsystems emerged in 1997 ...

5. US FDA warns consumers over copycats of Bausch + Lomb ... - AOL

   www.aol.com/news/us-fda-warns-consumers-over...

   (Reuters) - The U.S. Food and Drug Administration (FDA) on Wednesday warned consumers not to use unapproved eye drops that closely resemble Bausch + Lomb's Lumify product for redness relief.

6. Bausch & Lomb - Wikipedia

   en.wikipedia.org/wiki/Bausch_&_Lomb

   Bausch & Lomb (since 2010 stylized as Bausch + Lomb [2]) is an American-Canadian eye health products company based in Vaughan, Ontario, Canada. It is one of the world's largest suppliers of contact lenses, [3] lens care products, pharmaceuticals, intraocular lenses, and other eye surgery products. [4] [5] The company was founded in Rochester ...

7. Bright-field microscopy - Wikipedia

   en.wikipedia.org/wiki/Bright-field_microscopy

   The light path of a bright-field microscope is extremely simple, no additional components are required beyond the normal light-microscope setup. The light path therefore consists of: a transillumination light source, commonly a halogen lamp in the microscope stand; a condenser lens, which focuses light from the light source onto the sample; an ...

8. Slit lamp - Wikipedia

   en.wikipedia.org/wiki/Slit_lamp

   Side view of a slit lamp machine. Cataract in human eye: magnified view seen on examination with the slit lamp. In ophthalmology and optometry, a slit lamp is an instrument consisting of a high-intensity light source that can be focused to shine a thin sheet of light into the eye. It is used in conjunction with a biomicroscope.

9. Macroscope (Wild-Leica) - Wikipedia

   en.wikipedia.org/wiki/Macroscope_(Wild-Leica)

   A Wild M400 macroscope. A macroscope or photomacroscope in its camera-equipped version (in German: makroskop / photomakroskop) is a type of optical microscope developed and named by Swiss microscope manufacturers Wild Heerbrugg and later, after that company's merger with Leica in 1987, by Leica Microsystems of Germany, optimised for high quality macro photography and/or viewing using a single ...