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| Number | Title | Issue Date |
| 7403344 | Lens Assembly A lens assembly suitable for use in miniature cameras is disclosed. The lens assembly can have a plurality of glass lenses having spherical surfaces and a single plastic lens having aspheric surfaces, for example. Optionally, all of the lenses can be disposed within... | 07/22/2008 |
| 7369227 | Imaging fluorescence signals using telecentricity The present invention relates to the field of DNA analysis. In particular, the present invention is directed to a device for the parallel imaging of fluorescence intensities at a plurality of sites as a measure for DNA hybridization. More particular, the present inv... | 05/06/2008 |
| 7242472 | Biochip detection system The present invention discloses a biochip detection system for detecting a biochip labeled with multiple fluorophores. The biochip detection system comprises a broadband light source for generating a light beam, a stand for supporting the biochip, a light integrator... | 07/10/2007 |
| 7099502 | System and method for automatically processing microarrays A digital image processing-based system and method for quantitatively processing a plurality of nucleic acid species expressed in a microarray are disclosed. The microarray is a grid of a plurality of sub-grids of the nucleic acid species. The system includes a scan... | 08/29/2006 |
| 6665131 | Imaging optical system An imaging optical system having superior optical performance with the improved correction of chromatic aberration over a wide wavelength range extending from the visible wavelength range to the infrared wavelength range is provided. According to one aspe... | 12/16/2003 |
| 6563653 | Digital imaging system for assays in well plates, gels and blots An electronic imaging system is disclosed, for assessing the intensity of colorimetric, fluorescent or luminescent signal in a matrix consisting of wells, microwells, hybridization dot blots on membranes, gels, or other specimens. The system includes a ve... | 05/13/2003 |
| 6498690 | Digital imaging system for assays in well plates, gels and blots An electronic imaging system is disclosed, for assessing the intensity of calorimetric, fluorescent or luminescent signal in a matrix consisting of wells, microwells, hybridization dot blots on membranes, gels, or other specimens. The system includes a ve... | 12/24/2002 |
| 6441973 | Digital imaging system for assays in well plates, gels and blots An electronic imaging system is disclosed, for assessing the intensity of colorimetric, fluorescent or luminescent signal in a matrix consisting of wells, microwells, hybridization dot blots on membranes, gels, or other specimens. The system includes a ve... | 08/27/2002 |
| 6163414 | Image reading apparatus An image reading apparatus includes: illuminating means for illuminating an original with light; a lens forming an image of reflected light from the original, the lens having a resolution characteristic in which a resolution in a vertical scanning directi... | 12/19/2000 |
| 5774272 | Low-magnification apochromatic microscope objective lens Low-power objective lenses for a microscope are disclosed. The objective lenses exhibit apochromatic optical performance at a numerical aperture of at least 0.1 and have a magnification of about 2× or less. Each such objective lens comprises, in order fr... | 06/30/1998 |
| 5506729 | Copy lens A copy lens comprising four lens elements arranged symmetrically with an aperture, namely, in order from the object end to the image end, a first biconvex element and a biconcave element, which are positioned on one side of the aperture, a third biconcave... | 04/09/1996 |
| 5493449 | Imagery lens system An imagery lens system for image reading consists of first to fourth lens elements which are arranged in this order from the object side. The first and fourth lens elements respectively are double-convex lenses, and the second and third lens elements resp... | 02/20/1996 |
| 5216548 | Compound lens system A compound lens system specifically designed for use in a handy scanner of a computer system for photographing a printed object. The compound lens is capable of photographing the printed object up to a width of 128 mm, (5.04 in). The compound lens system ... | 06/01/1993 |
| 4863251 | Double gauss lens for a raster input scanner A double Gauss reduction lens is optimized for projecting line images from an object plane onto a photosensor array. The six elements, four-component lens has a numeral focal length of 550 mm, a field of view of 17° at the numeral 550 mm overall object t... | 09/05/1989 |
| 4431274 | Macrolens A macrolens comprising a first biconvex lens component, a second lens component consisting of a first positive lens element having the convex surface on the object side and a first negative lens element cemented to the first positive lens element, a third... | 02/14/1984 |
| 4426137 | Gauss type photographic lens A Gauss type photographic lens comprises, in succession from the object side, a first lens component of positive refractive power fixed relative to the image plane, a second lens component of negative refractive power fixed relative to the image plane, a ... | 01/17/1984 |
| 4390252 | Gauss type photographic lens A Gauss type photographic lens comprises, in succession from the object side, a first group including a positive lens component, a second group including a positive lens and a negative lens and having a negative refractive power as a whole, a third group ... | 06/28/1983 |
| 4291952 | Gauss type lens system A Gauss type lens system comprising a first, second, third and fourth lens components, the first lens component being a positive meniscus lens, the second lens component being a cemented doublet consisting of a positive lens and negative lens, the third l... | 09/29/1981 |
| 4232944 | Standard photographic lens A standard photographic lens system comprising a first positive meniscus lens component, a second meniscus cemented doublet lens component, a third meniscus cemented doublet lens component and a fourth positive lens component. In said lens system, large r... | 11/11/1980 |
| 4227773 | Objective lens system for microscopes An objective lens system for microscopes consisting of a front lens group comprising a positive lens component and a meniscus lens component having a concave surface on the image side, and a rear lens group comprising at least a meniscus cemented lens com... | 10/14/1980 |
| 4166674 | Objective lens system for microscopes An objective lens system for microscopes having a large N.A. and a long working distance comprising a first positive lens component, a second single or cemented meniscus lens component, a third negative cemented meniscus lens component and a fourth positi... | 09/04/1979 |
| 4123144 | Four-member gauss objective A four component six lens element Gauss type objective having an aperture ratio of at least 1:2.4 and a field angle of greater than 40° , comprising in the direction of light travel: a first single component positive meniscus concave toward the diaphragm... | 10/31/1978 |
| 4057329 | Adjustable focal length optical design A photographic objective comprises a plurality of lens elements, the outer two of which are adjustable axially by a small amount for fine adjustment of the focal length of the lens system to permit matching mass produced lens systems in pairs so that the ... | 11/08/1977 |
