Product Description
The Optimetrics RT-77 Manual Phoropter – cyl is engineered for precision and durability, featuring CNC-machined gears—unlike other imported models with handmade components. Designed for smooth operation and improved performance, this phoropter integrates automatic interlocking between the cross-cylinder lens and lens coordinates for efficient and accurate refraction.
Ideal for ophthalmologists and optometrists seeking a reliable and ergonomic instrument, the RT-77 offers a broad range of sphere and cylinder powers with smooth 0.25D steps and complete axis rotation control.
| Sphere Power |
+16.75 to -19.00D (Step: 0.25D) |
| Cylinder Power |
0.00 to -6.00D (up to -8.00D with -2.00D lens) – Step: 0.25D |
| Cylinder Axis |
0° to 180° (5° steps) |
| Cross Cylinder Lens |
±0.25D / ±25 diopters |
| Rotary Prisms |
0° to 20° (1° steps) |
| Auxiliary Lens Dial |
[O] Open aperture (x2), [R] +1.50D Retinoscopic Lens, [P] Polarizing Lens (45°/135°),
[WMV/RMV] Maddox Rod Vertical, [WMH/RMH] Maddox Rod Horizontal,
[GL] Green Lens, [RL] Red Lens, [+.12] +0.12D Sphere,
[PH] Pin Hole, [±.50] ±0.50 Fixed Cross Cylinder,
[OC] Occluder, [10?I] 10Δ base-in (left), [6?U] 6Δ base-up (right) |
| PD Adjustment |
48 to 75mm (1mm steps) |
| Included Accessories |
Near point card with holder & rod, dust cover, face shield, storage case |
| Standard Lenses |
Two +0.12D, Two -2.00D cylinder, Two plano lenses |
| Dimensions |
345×350×155 mm |
| Net Weight |
Approx. 4.5 kg |
The Optimetrics RT-77 -cyl combines professional-grade precision with user-friendly operation, making it one of the most dependable phoropters for eye care professionals.