Description
Infinity plan achromatic objective 4 x / 0,11, KERN OBB-A1263, is a low-magnification microscope objective with a working distance of 12,1 mm for infinity-corrected optical systems. At 4 x magnification and numerical aperture 0,11 it serves as a survey and overview lens, helping locate regions of interest before higher-power objectives are used. The relatively long working distance of 12,1 mm eases specimen handling, stage movement and use of simple sample holders in routine laboratory microscopy. Specified as an infinity plan achromatic design, the objective supports flat-field viewing within the limits of a 4 x / 0,11 plan achromat on compatible infinity stands. Supplied as a single piece from manufacturer Kern, the OBB-A1263 belongs to the microscopy accessories range for research, quality control and teaching environments. Net weight is 0,30 kg and gross weight 0,60 kg per the packing information. Fit the objective to an infinity-corrected nosepiece matched to the same optical standard, and pair it with appropriate eyepieces or camera adapters so that the 4 x plan achromatic channel provides a reliable low-power starting point in the objective turret.
This article is part of Microscope objectives, eyepieces & optics, in Microscopy & histology.
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What is this article?
Microscope Objective KERN OBB-A1263 is the article on this page. Luminix Health distributes Kern for laboratory use. It sits in Microscope objectives, eyepieces & optics, inside Microscopy & histology, in Lab instruments.
An objective makes the resolution. Magnification and numerical aperture are the two numbers, and the tube length or the infinity correction has to match the microscope. An eyepiece mostly enlarges the image the objective already resolved. A mismatched objective does not become sharper by zooming.
A light microscope forms an image with glass lenses and transmitted or reflected light. A stereo microscope is the lower-magnification instrument for dissecting and for looking at a surface. Fluorescence needs a light source and filters matched to the dye. Histology is the preparation that makes a tissue readable: fixation, a cassette, a section, a stain. The objective's magnification and numerical aperture decide the resolution. The slide and the cover glass decide whether the section sits in the focal plane. Stains and dyes as substances are identified on PubChem. Papers on the methods are on PubMed.
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The category is Microscopy & histology. The sub-category is Microscope objectives, eyepieces & optics. The catalogue is Lab instruments.
Shelves beside this one are Microscope slides & cover glasses, Histology cassettes & moulds, Counting chambers & haemocytometers, Stereo microscopes, Light & fluorescence microscopes, Histology reagents & consumables, Microscopy accessories, Cold light sources & lighting and Digital & USB microscopes.
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