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Kit complete with:
Kit complete with:
SIGMA 250 M2 - with micro spot aperture instead of small aperture
The spectacle-mounted indirect ophthalmoscope to suit any pupil size. Two separate controls for selecting the ideal setting of parallax and convergence guarantee completely illuminated stereo views in pupils up to 2 mm, as well as viewing in the periphery.
without power source
The spectacle-mounted indirect ophthalmoscope to suit any pupil size. Two separate controls for selecting the ideal setting of parallax and convergence guarantee completely illuminated stereo views in pupils up to 2 mm, as well as viewing in the periphery.
without power source
SIGMA 250 M2 Set include:
SIGMA 250 Set include:
SIGMA 250 M2 Kit include:
SIGMA 250 Kit include:
This model eye was developed for the teaching environment. It is the first adjustable model from HEINE to mimic the human eye. Precise, durable and with a multitude of uses, it simplifies the learning process and encourages the student to practice with the ophthalmoscope.
This model eye is ideal for teaching and practice. The pupil diameter and refractive error can be set exactly and are therefore reproducible. The front lens compartment holder accepts up to two trial lenses. The cylinder can be read from the graduated scale.
Set C complete with:
How to choose the correct Loupe
| Magnification | Working distance | Field of view | Depth of field |
| 3.5x | 420 mm (16") | 65 mm (2.5") | 60 mm (2.4") |
| 4x | 340 mm (13") | 50 mm (2") | 40 mm (1.5") |
| 6x | 340 mm (13") | 40 mm (1.5") | 30 mm (1.2") |
