| The synchronized cross cylinder is still standard if you wish to use it-and neither of the changes we have made affect the conventional lens selection procedures already familiar to you.
Along with these improvements, and not surprising considering Marco's years of success in creating refractors of superior quality and durability, the RT-300 now carries a new and unprecedented five-year warranty.
Marco believes you'll find the RT-300 to be everything you always wanted in a manual refractor
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| Features |
| • Sealed in rear with replaceable plano lens.
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| • Fully synchronized cross cylinders, or optional split-image cross cylinders.
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| • Anti-reflective coating on lenses.
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| • Near tests.
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| • Bi-loupe turret system.
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| • Large, legible high contrast number scales.
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| • Selection of auxiliary lenses.
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| • Conveniently located knobs.
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| Standard accessory lenses: Two .12 diopter and 2.00 diopter cylinder lenses; two plano lenses for sealing front opening
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| Standard accessories: 1 near point card with holder and reading rod, dust cover, brush, face shield, accessory case
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| Standard Options: Plus or minus cylinders, Cross cylinders of 0.25, 0.37 or 0.50 diopter Retinoscopic lens of +1.50 diopters or +2.00 diopters
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Optional accessories: Split-image cross cylinders, Corneal distance measuring device, Magnification lens (for sphere scale), Quick change cross-cylinders, Auxiliary lenses for sphere power range extension
(+10.00D, -10.00D lenses).
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