Description
Refraction package for easy refraction in examinees with small heads or children
1. UB 5 Trial Frame for children or petite heads- Universal trial frame for small heads
- made from light metal/plastic, (grey with blue adjusters (different coloured adjusters are also included))
- for five pairs of tls lenses Ø 28 mm
- right/left adjustable PD (40-72 mm)
- vertex distance scale
- height adjustable nose piece
- side length and inclination adjustable
- flexible, bendable ear pieces
| Trial lens case type BK S2 without convex cylinder lenses | ||
|---|---|---|
| Item no. 334912 | ||
| Spherical lenses | 20 pairs each | |
| concave (-) und convex (+) | ||
| Steps: | ||
| 1/8 dpt | - | |
| 1/4 dpt | 0.25 up to 3.00 | |
| 1/2 dpt | 3.00 up to 5.00 | |
| 1 dpt | 5.00 up to 6.00 | |
| 2 dpt | 6.00 up to 12.00 | |
| Cylindrical lenses | 10 pairs each | |
| concave (-) | ||
| Steps: | ||
| 1/8 dpt | - | |
| 1/4 dpt | 0.25 up to 2.00 | |
| 1/2 dpt | 2.00 up to 3.00 | |
| 1 dpt | - | |
| Prism lenses | ||
| Base: | ||
| 0° | 5 pieces | |
| 45° | - | |
| 135° | - | |
| 225° | - | |
| 315° | - | |
| Steps: | ||
| 1/4 pdpt | - | |
| 1/2 pdpt | - | |
| 1 pdpt | 1.00 up to 5.00 | |
| Other accessories: | ||
| Red lens | 1 piece | |
| Green lens | 1 piece | |
| Cross hair | - | |
| Occluder | 1 piece | |
| Pinhole disc 1.25 mm | 1 piece | |
| Stenopaic slit 1.25 mm | - | |
| Plano lens | - | |
| Frosted lens | - | |
| Maddox-cylinder red | 1 piece | |
| Total cont. (incl. add. equipment) | 110 piecees | |
Replacement lenses may be ordered individually
Important note:
The trial lenses in the BK S line have a rim diameter of 28 mm (lens diameter 21 mm). Suitable for Universal Trial Frame UB 5.
