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Use:
- Use at home for watching television
- For reading short texts (bank statements, tv programme, telephone book etc.)
- For use in technical applications for quality control
Characteristics:
- Galilean systems comprising a positive objective lens and a negative ocular lens.
- For binocular use
- The rido-comfort and tele-comfort systems are very light due to diffractive optics.
- Aestetically and unobtrusively carrier system design.
Technical data:
- Galilean system made of PXM lightweight lens
- Aspheric-diffractive lens design
- Lenses hard-coated
- Diopter setting of ± 5dpt
- Objective diameter 26mm
- Carrier mounting made of glass-fibre reinforced plastic.
Colour: black base carrier with silver-grey shield
- Temples made of chromium-plated metal
- Weight 46 grammes
- Both eyepieces adjustable independantly of each other
- PD setting of 54-74mm
- Height adjustables, easily adjustable circulating bridge
- Supplied in a black zipper case
| Article |
Magnification |
Working distance |
Field of view |
|
1638,
rido-comfort |
2.5x |
250mm |
52mm/
250mm |
1639,
tele-comfort |
2.5x |
ca.650mm - ¥ |
230mm/
1000m |
|
|
