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<ul>
	<li>Product Characteristics:</li>
	<li>Main feature use exactitude optical configuration, measure more correctly, with adjustable knob, adjust the distance.</li>
	<li>Standard:</li>
	<li>Method of measurement: 44 to 83mm (both eyes), 22 to 41.5mm(each eye)</li>
	<li>Graduations: 0.5mm</li>
	<li>Range of focusing point: 30 to infinity.</li>
</ul>


<ul>
	<li>TRIAL LENS SET</li>
	<li>Full aperture trial lenses of 266 pieces included, of accurate power degrees and perfect outlook finishing.</li>
	<li>Metal rim/handle, with power mards engraved on one side</li>
	<li>Removable tray with red velvet and labels of silver background.</li>
	<li>Black leatherette covered carrying case with aluminum framework, black inner-felt and combination locks.</li>
</ul>


<ul>
	<li>Timer</li>
	<li>FB-TEM starts hot air automatically when frame inserted.</li>
	<li>Adjustable duration of hot air flow.</li>
	<li>Thermostatic</li>
	<li>Homogeneous temperature in the working area.</li>
	<li>Temperature ～140 C</li>
</ul>


<ul>
	<li>FB-N1000 near vision tester enables a complete refractive and binocular vision investigation to be carried out with the head and eyes in their normal posture at any working distance.</li>
	<li>The refractive tests include:</li>
	<li>Measurement of visual acuity using Snallen letter and illiterate E-chart, and Times Roman reading types.</li>
	<li>Accurate determination of presbyopic additions and other near corrections.</li>
	<li>Near vision astigmatism tests.</li>
	<li>Amplitude of accommodation including monocular measurements under binocular conditions.</li>
</ul>


<ul>
	<li>Outstanding Features</li>
	<li>Beautiful design and Attractive delicate. The conversion seat is aluminum in color (metallic).</li>
	<li>Smoother operation in testing for myopia and astigmatism.&nbsp; 5-leaves spiral dish is made of hard Aluminum (high accuracy and good sensitivity) All the parts are well selected, reasonable assembly and user friendly.</li>
	<li>The widest field of view per cross cylinder and rotary prism.</li>
	<li>Unique mechanism in convergence system.</li>
	<li>Widened Testing Range by auxiliary lenses provided.</li>
	<li>Greater precision and durability. Gears are made of copper.</li>
	<li>The associated chart projector, a wide range of visual function (binocular vision, stereopsis, aniseikonia).</li>
	<li>High-grade coating on all surfaces of lenses.</li>
</ul>


<ul>
	<li>Trial frame</li>
	<li>Type: Spectacle</li>
</ul>


<p>FB-O236 (23.6" LCD screen with polarizing) FB-O215 (21.5" LCD screen)</p>

<p>FB-DL220BU (BLUE) FB-DL220B (BLACK) FB-DL220P (PINK) FB-DL220W (WHAT)</p>

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