The Skiascopic Rack is still the most rapid way of changing lenses in retinoscopy and particularly useful in child retinoscopy. Western Ophthalmics offers the WO-180 Skiascopic Rack 28 Lens Set, ranging from 0.50 diopters to 12.00 diopters as follows:
- Plus Lens Rack +0.50, +1.00, +1.50, +2.00, +2.50, +3.00, +3.50D
- Plus Lens Rack +4.00, +5.00, +6.00, +7.00, +8.00, +10.00, +12.00D
- Minus Lens Rack -0.50, -1.00, -1.50, -2.00, -2.50, -3.00, -3.50D
- Minus Lens Rack -4.00, -5.00, -6.00, -7.00, -8.00, -10.00, -12.00D
Western's Skiascopic 4-Rack Lens Set is supplied in a sturdy, attractive, felt padded wooden case. Plus and minus racks are color coded back and red, and as an added convenience, each rack includes 0 to 80mm ruler reference along the edge.