UA74620U - Device for changing focal length - Google Patents

Device for changing focal length

Info

Publication number
UA74620U
UA74620U UAU201202962U UAU201202962U UA74620U UA 74620 U UA74620 U UA 74620U UA U201202962 U UAU201202962 U UA U201202962U UA U201202962 U UAU201202962 U UA U201202962U UA 74620 U UA74620 U UA 74620U
Authority
UA
Ukraine
Prior art keywords
focal length
changing focal
walls
changing
blades
Prior art date
Application number
UAU201202962U
Other languages
Russian (ru)
Ukrainian (uk)
Inventor
Максим Юрьевич Варивода
Валерий Павлович Котляров
Original Assignee
Максим Юрьевич Варивода
Валерий Павлович Котляров
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Максим Юрьевич Варивода, Валерий Павлович Котляров filed Critical Максим Юрьевич Варивода
Priority to UAU201202962U priority Critical patent/UA74620U/en
Publication of UA74620U publication Critical patent/UA74620U/en

Links

Landscapes

  • Eye Examination Apparatus (AREA)

Abstract

A device for changing a focal length additionally comprises a housing with inlet and outlet pipes tangentially located therein, in which a cylinder is installed with a transparent cover and blades mounted on its walls from outside, and between the blades are made through holes in the walls.
UAU201202962U 2012-03-13 2012-03-13 Device for changing focal length UA74620U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
UAU201202962U UA74620U (en) 2012-03-13 2012-03-13 Device for changing focal length

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
UAU201202962U UA74620U (en) 2012-03-13 2012-03-13 Device for changing focal length

Publications (1)

Publication Number Publication Date
UA74620U true UA74620U (en) 2012-11-12

Family

ID=50843320

Family Applications (1)

Application Number Title Priority Date Filing Date
UAU201202962U UA74620U (en) 2012-03-13 2012-03-13 Device for changing focal length

Country Status (1)

Country Link
UA (1) UA74620U (en)

Similar Documents

Publication Publication Date Title
SA113340426B1 (en) Tunable layered membrane configuration for filtration and selective isolation and recovery devices
SA113340424B1 (en) Planar filtration and selective isolation and recovery device
MX2015003859A (en) Honeycomb tube.
MX2020005687A (en) Stave with external manifold.
FR2977389B1 (en) ELECTRICAL OUTLET PROVIDED WITH IDENTIFICATION MEANS, ELECTRICAL PLUG AND ELECTRICAL ASSEMBLY THEREFOR.
EA201591217A1 (en) DEVICE AND METHOD OF MAINTENANCE WELLS
MX361973B (en) Faucet dryer.
EA201171209A1 (en) VENTILATION DEVICE
GB2480199A (en) Reversible oil pan with integrated oil suction tube
GB2508778A (en) Camera device
EP2986827A4 (en) Inclined perforated plate at radial inlet
GB2503828A (en) Outlet for sanitary unit
CL2015001031A1 (en) A slurry distributor, characterized in that it comprises: a feed duct that includes an input segment with a feed inlet and a feed inlet outlet in fluid communication with the feed inlet, the inlet segment extends along A first feed flow axis, the feed conduit includes a shaped conduit that has a bulb portion in fluid communication with the feed inlet outlet.
AR080366A1 (en) IMPROVED NOISE CONTROL FOR A FLUID PRESSURE REDUCTION DEVICE REGARDING THE HIGH PRESSURE FALL RELATIONSHIP
GB201215446D0 (en) Liquid knockout drum
EA201400261A1 (en) DEAER EQUIPMENT
WO2012149017A3 (en) Subsea hydrocarbon containment apparatus
CL2014001256A1 (en) Fluid treatment system because it comprises a housing configured with at least one fluid inlet opening and at least one fluid outlet opening having at least one fluid treatment chamber, at least one fluid outlet opening, and at at least one intermediate chamber disposed between at least one inlet opening and at least one of the treatment chamber and the fluid outlet opening.
ATE519072T1 (en) LAMP ARRANGEMENT WITH COOLING DEVICE
EA201401066A1 (en) GAS EXTRACT FOR REACTOR-GAS GENERATOR
WO2013014438A3 (en) Valve
UA74620U (en) Device for changing focal length
GB2519503B (en) Diffuser for a forward-swept tangential flow compressor
PL2700822T3 (en) Radial fan casing with pressure tapping duct integrated in the fan inlet
FR3038655B1 (en) ASSEMBLY COMPRISING A GROOVE CASING AND MEANS FOR COOLING THE CARTER, TURBINE COMPRISING SAID ASSEMBLY, AND TURBOMACHINE COMPRISING SAID TURBINE