VanGuard 1431BRI Brightfield Clinical Microscope with Trinocular Head, Halogen Illumination, 4X/10X/40X/100X Magnification, 360 Degree Viewing Angle price

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The Van Guard 1431BRi clinical microscope features a trinocular viewing configuration, Brightfield configuration, integrated Koehler illumination, plan achromatic objectives, and magnification abilities of 4X, 10X, 40X and 100X, (oil immersion method) for any number of applications. This compound microscope enhances object or image resolution, and is also commonly utilized in demanding applications, including diagnostic and educational uses in medical and veterinary clinics, universities, and industrial laboratories.

This microscope features a trinocular viewing configuration, with two eyepieces to ease eye strain and provide a more comprehensive view, plus a third go to connect for an external monitor or camera. The microscope features a 20/80 light split, meaning that after 1 / 3 head is used, 20% from the light goes with the third head, and 80% goes to the user’s eyes from the binocular heads. The unit has 55-75mm interpupillary adjustment for individual eye spacing, and - 6 to + 6 dioptric adjustment capabilities to compensate for that difference in viewing ability in between each eye. It features a VanGuard infinity-corrected optical system (VIOS) for clear images. The microscope has Deutsches Institut für Normung (DIN)-standard plan achromatic objective lenses, which correct for red and yellow chromatic aberrations, and sharpen images. Adjustable resolution provides resolvant options of 4X, 10X, 40X, and 100X (0.10, 0.25, 0.65, 1.25 numerical aperture [NA]) (oil immersion method). Integrated Koehler illumination controls brightness, and Brightfield configuration controls light from below, allowing a specimen to absorb light for clear illumination. The unit adjusts light via a 1.25 NA Abbe condenser, with the iris diaphragm. The condenser is mounted on a rack and pinion focusing mechanism, and the unit has a filter holder around the collector. The unit has 20-watt variable quartz halogen lighting. It features a 10X widefield eyepiece magnifier, which locks on towards the unit for ease of operation. Eyepieces possess a high eyepoint (20 mm field diameter), and rubber eyecups filter out external light interference.

This microscope has a big base, plus a full-size, ergonomic frame. It is created for durability, and provide support for the variety of demanding laboratory uses. The unit has a rectangular, chemical-resistant, mechanical stage with rack and pinion assembly with an X-Y, right-hand, drop-down control. It features a removable, spring-clip slide holder mechanism for specimen maneuverability, plus a cross-travel selection of 75 x 50 mm. Stage dimensions are 160 x 140 mm (W x D). A coaxial, low-position mechanism controls focus motion. The unit has coarse- and fine-focus adjustment controls which has a 40 mm focusing range, and 0.002 mm precision. Auto-stop and tension control mechanisms protect the gears. The reverse-pitch nosepiece has secure, positive stops, and five rotation positions support a variety of magnification. The microscope features a stain-resistant and sturdy cast metal body with an enamel finish, and anti-skid rubber feet. Referring with a clear diffusing filter, a blue filter, an extra lamp and fuse, a dust cover, and instructions. The 1431BRi has five-year mechanical and optical warranties, plus a one-year electrical warranty.

The 1431BRi microscope overall dimensions are 425 x 220 x 380 mm (H x W x D), and base dimensions are 170 x 260 mm (W x D) . The unit weighs 9.0 kg. It really works having a 0.50A, 250-volt fuse, as well as a 110-volt source of energy for illumination, and comes having a six-foot power cord.

Microscopes are instruments utilized to enhance the resolution associated with an object or image. Types include compound, stereo, or digital. Compound microscopes use a compound optical system with the objective lens as well as an eyepiece. Stereo microscopes show object depth in a very three-dimensional image. Digital microscopes are used to display a picture on the monitor, as opposed to looking through a lens. Microscopes can have monocular (one), binocular (two), or trinocular (three) eyepieces, with varying viewing abilities. A trinocular eyepiece is utilized to output digital images to an inside or external device such as a camera or monitor. Magnification ability refers for the size of an image. Resolution, also called resolvant power, refers for the clarity in the image. The interaction between field of view (FOV), numerical aperture (NA), and dealing distance (WD) determines resolution. Microscopes can control magnification via a fixed focus, or by method of a range of adjustments. They can also use LED, fluorescent, and mirror light sources to help control viewing capabilities. Microscopes are widely found in education, lab research, biology, metallurgy, engineering, chemistry, manufacturing, and inside the medical, forensic science, and veterinary industries.

Vee Gee Scientific manufactures laboratory equipment and supplies, and makes all the VanGuard brand of products. The company, founded almost 30 years ago and headquartered in Kirkland, WA, offers scientific equipment for educational, research, clinical, and industrial applications.

What’s inside the Box?

1431BRi microscope
Blue filter
Clear diffusing filter
Spare 20-watt lamp
Spare 0.50A, 250V fuse
Six-foot power cord
Dust cover
Instructions



Product Features
Compound clinical microscope for high magnification in diagnostic and educational applications; frequently used in medical and veterinary clinics, universities and industrial laboratories
Trinocular viewing configuration, with two eyepieces to ease eye strain and provide a more comprehensive view, and a third head to connect to an external monitor or camera
Magnification ability of 4X (0.10 Numerical Aperture [NA]), 10X (0.25 NA), 40X (0.65 NA) and 100X (1.25 NA), for a variety of applications
Brightfield configuration controls light from below, allowing a specimen to absorb light for clear illumination, integrated Koehler illumination controls brightness, and plan achromatic lenses correct for red and yellow chromatic aberrations and sharpen images
Five-year mechanical and optical warranties, and a one-year electrical warranty




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