and magnifying lamps Bright field magnifiers Art. Nr. 1421 Product Benefits„Tremble-free“ image as the bright field magnifiers are placed directly on the reading material.Very handy and compact.Due

technical applications.Brass frame, chrome-plated, silk matt finish.Product AccessoriesCases are available as an optional accessory for the metal and plastic linen testers. The table below matches the item number

Magnifying rulers Product BenefitsThe generous width and the red guide line make it easier to read tables.As they only magnify in one direction, they allow strainfree reading over long periods of time.Product

uses and is the ideal companion for viewing nature or visits to the theatre or museum.Ideal for use as a pocket magnifier with about 3x magnification by simply turning it round.Product AccessoriesCarrying

colour temperatureAdditional ambient on top of the lamp can be activated for atmospheric lightning or as night lightIntuitive operation using neatly arranged, tactile and clearly defined keys (no confusing

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not only by the eye itself but also environmental influences. The interaction of the eye media such as cornea, lens or vitreous humour with the retina can lead to reduced visual acuity, for instance, if [...] times the thickness of the line, and in the case of the Landolt ring, the gap width is also the same as the thickness of the line. During the sight test, if the person who is being tested can recognise a

attery housing can be comfortably carried on the belt or in the shirt pocketLow energy consumption as the light is optimised for use with rechargeable batteriesProduct PropertiesSmall, lightweight and

camera or bike.Display available. These reading aids are to be used just in case of emergency, as replacement or additional frame for the near. Only for short-term use and not suitable to wear while

camera or bike.Display available. These reading aids are to be used just in case of emergency, as replacement or additional frame for the near. Only for short-term use and not suitable to wear while