Uni® I Otoscope, uni II May-Ophthalmoscope, uni III Otoscope/May-Ophthalmoscope
The uni®I Otoscope, uni®II May-Ophthalmoscope and uni®III Otoscope/May-Ophthalmoscope: These instruments are durable and user-friendly.
Table Of Contents
Riester instruments
Instruments from Riester for ears, eyes, nose and throat offer numerous diagnostic possibilities with a high degree of comfort in use. Riester instruments for ENT and ophthalmology unite good diagnostic characteristics with reliable quality and the most modern illumination technologies in all models.

Features and benefits
uni®I Otoscope
- Removable magnifying lens with 4-fold magnification can be swivelled to both sides
- Removable cover glass for insertion of external instruments
- Suitable for nasal examinations when using the 9 mm speculum
- Sealed system for performing pneumatic otoscopy
- Including ear specula with stainless steel fitting, 2, 3, and 4 mm
- Available with 2.7 V vacuum, XL 2.5 V xenon or XL 3.5 V xenon lamp
Features and benefits
uni®II May-Ophthalmoscope
- Available with 2.5V Xenon or 2.5V Xenon lamp
- Durable and sturdy ABS plastic head for long service life
- Plug-in connector for fast and secure attachment to handle
- Focusing wheel with corrective lenses from 0 to +20 or 0 to -20 dioptres
- Aperture with large circle for examination for the fundus of the eye
- The corrective lenses from +20 to -20 dioptres guarantee a focus-sed image even in case of strong refractive anomalies.


Features and benefits
uni®III Otoscope and May-Ophthalmoscope
All models are fitted with battery handle type C for two batteries type C, and with rheostat for regulating the light intensity.
Product details
The lamp for uni® I, II, III | Vacuum 2.7 V (2.5 V is specified) 300 mA, mean life span 15 h Xenon 2.5 V 700 mA, mean life span 15 h Xenon 3.5 V 700 mA, mean life span 15 h |
Power supply | Optional 230 V or 120 V version |
Ambient temperature | 0° C to + 40° C |
Relative humidity | 30% to 70% non-condensing |
Storage/ Transport temperature | -10° to + 55° |
Storage/ Transport relative humidity | 10% to 95% relative humidity |
Air pressure | 800 hPa - 1100 hPa |
Ordering information
uni® I, II, III
ART. NO. | REGION | DESCRIPTION |
---|---|---|
2010 | All | uni®I otoscope, Vacuum 2.7 V, C-handle |
2010-201 | EU | uni®I otoscope, XL 2.5 V, C-handle |
2015-202 | EU | uni®I otoscope, XL 3.5 V, C-handle for plug-in charger or ri-charger® |
2020 | All | uni®II May-ophthalmoscope, XL 2.5 V, C-handle |
2025-202 | EU | uni®II May-ophthalmoscope, XL 3.5 V, C-handle for plugin charger or ri-charger® |
2030 | All | uni®III otoscope/May-ophthalmoscope, Vacuum 2.7 V, C-handle |
2030-201 | EU | uni®III otoscope/May-ophthalmoscope, XL 2.5 V, C-handle |
2035-202 | EU | uni®III otoscope/May-ophthalmoscope, XL 3.5 V, C-handle for plug-in charger or ri-charger® |
uni® I, II, III Head
ART. NO. | REGION | DESCRIPTION |
---|---|---|
10420 | All | uni®I otoscope head, Vacuum 2.7 V, pin contact |
10419 | EU | uni®I otoscope head, XL 2.5 V, pin contact |
10418 | EU | uni®I otoscope head, XL 3.5 V, pin contact |
10423 | All | uni®II May-ophthalmoscope head, XL 2.5 V, pin contact |
10416 | All | uni®II May-ophthalmoscope head, XL 3.5 V, pin contact |
Spare parts and accessories
Accessories
ART. NO. | REGION | DESCRIPTION |
---|---|---|
10443 | All | Bent arm illuminator, vacuum 2.7 V, pin contact |
10442 | EU | Bent arm illuminator, XL 2.5 V, pin contact |
10441 | EU | Bent arm illuminator, XL 3.5 V, pin contact |
10440 | All | Nasal speculum, chrome plated |
10445 | All | Tongue blade holder |
10447 | All | 1 pair of laryngeal mirrors, 2 pcs. |
10428 | EU | uni® otoscope case, black |
10450 | EU | econom® case, black |
11504 | EU | Cover glass for otoscope |
10448 | All | Swivel lens for otoscope |
10960 | All | Bulb for pneumatic test |
Handle
ART. NO. | REGION | DESCRIPTION |
---|---|---|
10425 | All | C type battery handle, rheostat, chrome plated w/o bore, for 2 batteries type C |
10429 | EU | C type battery handle, rheostat, chrome plated, for rechargeable ri-accu® NiMH battery |
10430 | EU | Plug-in handle rheostat 2.5 V / 230 V, chrome-plated with rechargeable NiMH battery ri-accu® |
10431 | EU | Plug-in handle rheostat 2.5 V / 120 V, chrome-plated with rechargeable NiMH battery ri-accu® |
10432 | EU | Plug-in handle rheostat 3.5 V / 230 V, chrome-plated with rechargeable Li-Ion battery ri-accu® L |
10433 | EU | Plug-in handle rheostat 3.5 V / 120 V, chrome-plated with rechargeable Li-Ion battery ri-accu® L |
10668 | EU | Combi-handle rheostat 2.5 V / 230 V, chrome-plated with rechargeable NiMH battery ri-accu® |
10669 | EU | Combi-handle rheostat 2.5 V / 120 V, chrome-plated with rechargeable NiMH battery ri-accu® |
10679 | All | Battery handle cover, chrome plated w/o bore |
11682 | EU | Battery handle cover, chrome plated with bore |
10426 | All | Upper handle part with rheostat, chrome plated |
Specula
ART. NO. | REGION | DESCRIPTION |
---|---|---|
10460 | All | Reusable ear specula Ø 2.0 mm, 1 pc. |
10461 | All | Reusable ear specula Ø 3.0 mm, 1 pc. |
10462 | All | Reusable ear specula Ø 4.0 mm, 1 pc. |
10463 | All | Reusable ear specula Ø 5.0 mm, 1 pc. |
10464 | All | Reusable nasal specula Ø 9.0 mm, 1 pc. |
Lamp
ART. NO. | REGION | DESCRIPTION |
---|---|---|
10421 | All | Vacuum 2.7 V bulbs for uni® otoscope/ speculum light, pack of 6 pcs. |
10590 | All | XL 2.5 V bulbs for uni® otoscope, pack of 6 pcs. |
10592 | All | XL 3.5 V bulbs for uni®I otoscope, pack of 6 pcs. |
10424 | All | XL2.5 V bulbs for uni® May-ophthalmoscope, pack of 6 pcs. |
10593 | All | XL 3.5 V bulbs for uni®II May-ophthalmoscope, pack of 6 pcs. |
Charging base
ART. NO. | REGION | DESCRIPTION |
---|---|---|
10700 | EU | ri-charger® 2.5 V / 3.5 V / 230V, wall support |
10701 | All | ri-charger® 2.5 V / 3.5 V / 120V, wall support |
10705 | EU | ri-charger®L 2.5 V / 3.5 V / 230V, wall support |
10706 | All | ri-charger®L 2.5 V / 3.5 V / 120V, wall support |
10707 | EU | Plug-in charger for rechargeable Li-Ion battery 3.5V ri-accu® L [10694] for C type battery handle, EU plug w/o battery |
10708 | All | Plug-in charger with rechargeable Li-Ion battery 3.5V ri-accu® L [10694] for C type battery handle, EU plug |
10710 | EU | Wall support ri-charger®, with screws and plugs |
10711 | EU | Hadle AA type reduction insert for ri-charger® |
10712 | EU | Ear specula compartment cover for ri-charger® |
10713 | EU | Ear specula compartment cover for ri-charger®L |
Battery
ART. NO. | REGION | DESCRIPTION |
---|---|---|
10686 | EU | Alkaline battery type C 1.5 V, pack of 2 pcs. |
10681 | All | ri-accu® rechargeable NIMH battery type C 2.5 V for C type battery handles |
10682 | EU | ri-accu® rechargeable NIMH battery type C 3.5 V for C type battery handles |
10683 | All | ri-accu® rechargeable NIMH battery 2.5 V for Plug-in handle with rheostat |
10692 | All | ri-accu® L rechargeable Li-Ion battery 3.5 V for Plug-in handle with rheostat |
Where to buy?
Riester products are available in over 150 countries. Enter your country to find a Riester distribution partner near you.