FIELD: optics. SUBSTANCE: each key has rotary sleeve put on axle of screw bushing. Sleeves have screw turning spring. Bodies of sleeves have rests interacting with limiting lock pins on brackets of bodies of binocular. EFFECT: improved accuracy and reliability of adjustment for sharpness.
Title | Year | Author | Number |
---|---|---|---|
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|
RU2030771C1 |
MECHANISM FOR ADJUSTING BINOCULARS FOR SHARPNESS | 1992 |
|
RU2050567C1 |
BINOCULARS FOCUSSING DEVICE | 0 |
|
SU1679452A1 |
BINOCULARS FOCUSSING DEVICE | 0 |
|
SU1774306A1 |
FIELD GLASS | 0 |
|
SU1760509A1 |
HORIZON-INDICATOR FOR OPTICAL INSTRUMENTS | 1991 |
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GONIOMETER FOR OPTICAL OBSERVATION INSTRUMENT | 1991 |
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GRAVITY VERTICAL | 1991 |
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TRAINER FOR MOUNTAIN-SKIERS AND SLALOMISTS | 1991 |
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WATER SELF-PROPELLED SKIS | 1991 |
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RU2023458C1 |
Authors
Dates
1994-03-30—Published
1990-04-18—Filed