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PTC® Microscopes




450 Brinell Microscope


Brinell-Microscope-Magnification-20X-PTC-Instruments
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The PTC® Model 450 is a hand held portable reader and a compatible with all Brinell type machines. This machine features a battery operated, self-contained light source. The pre focused illuminator uses one AAA-size battery. The reticle is calibrated in 0.1 mm units over a range of 6 mm and the diameter of the microscope field is 7 mm.


232B Industrial Microscope


Industrial-Microscope-Magnification-20X-40X-PTC-Instruments
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PTC®'s Model 232B and 232B-Metric are universal industrial microscopes that offer 20X or 40X magnification. Excellent optics provide a flat field of vision for using the measuring reticle. A rack and pinion design makes focusing fast and easy. A Maglite Solitaire® flashlight delivers the illumination for this unit. The flashlight uses one standard size AAA battery (Included with instrument).

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Specifications Industrial Microscope


239 Pocket Hand Lens Optical Instrument

Pocket-Microscope-Hand-Lens-Optical-PTC-Instruments
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The Model 239 is a high quality, precision Ramsden hand lens. This low power (6X) instrument features excellent optics: a perfectly flat field with a diameter of 3/4" (19 mm); a two element Ramsden magnifier; and relatively large distance of 3" (76 mm) between the eye and the object being inspected. The Model 239 is rugged and lightweight with a durable black anodized finish. A carrying case is included with the instrument.


233 Pocket Microscope


Pocket-Microscope-Magnification-20X-40X-PTC-Instruments
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The Model 233 is a pocket microscope designed for such fields as engineering, geology, mineralogy, metallurgy, manufacturing, and laboratory. When the eyepiece is fully retracted the magnification is 20X. When the eyepiece is extended to 1-3/16", the magnification is approximately 40X. When the eyepiece is extended to its maximum height of 2-1/32", the magnification is approximately 60X.


235 Pocket Microscope with Light


Pocket-Microscope-Light-Magnification-20X-40X-60X-PTC-Instruments
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The Model 235 is a pocket microscope designed for such fields as engineering, geology, mineralogy, metallurgy, manufacturing, and laboratory. When the eyepiece is fully retracted the magnification is 20X. When the eyepiece is extended to 1-3/16", the magnification is approximately 40X. When the eyepiece is extended to its maximum height of 2-1/32", the magnification is approximately 60X.
  • Magnification 20X to 60X
  • Field Diameter (20X) 11/32 in. (8.7mm)
  • Height (extended) 6-3/4 in. (17.1cm)
  • Diameter 1-1/16 in. (2.7cm)
  • Weight 6 oz. (170g)
  • Shipping Weight 2 lbs.(907g)
  • Made in the USA





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