1. Fills ophthalmic eyeglass prescriptions and fits and adapts lenses and frames, utilizing written optical prescription: Evaluates prescription in conjunction with client’s vocational and avocational visual requirements. 2. Determines client’s current lens prescription, when necessary, using lensometer or lens analyzer and client’s eyeglasses. 3. Recommends specific lenses, lens coatings, and …
1. Designs optical systems with specific characteristics to fit within specified physical limits of precision optical instruments, such as still- and motion-picture cameras, lens systems, telescopes, and viewing and display devices: Determines specifications for operations and makes adjustments to calibrate and obtain specified operational performance. 2. Determines proper operation of …
1. Locates and marks frames of motion picture film to identify film segments for optical effects processing: Reads work order or optical effects specifications sheets to ascertain optical effects specifications and location of subject material on original photography film. 2. Mounts single or multiple rolls of film on spindles of …
1. Sets up and operates optical printers and related equipment to produce fades, dissolves, superimpositions, and other optical effects required in motion pictures, applying knowledge of optical effects printing and photography: Reads work order and count sheet to ascertain optical effects specifications and location of subject material on original photography …
1. Controls vacuum coating equipment to coat optical elements with chemical or metal film to alter reflective properties of elements: Reads work order to ascertain thickness of optical element and type coating material specified. 2. Installs heating filament in coating machine according to type coating applied, using screwdriver. 3. Fills …
1. Etches numerals and graduation lines on prisms and other optical glass surfaces for use in optical instruments, using pantograph engraver: Mounts glass specimens in holder. 2. Dips glass elements in molten wax to obtain uniform protective coating. 3. Positions tracing stylus of pantograph on template and guides stylus around …
1. Coats optical glass surfaces with silvering solutions to make mirrors used in optical instruments: Cleans glass specimens, using prescribed chemicals, and inspects to detect surface appearance defects. 2. Mixes chemicals according to formula and pours solution into funnels. 3. Positions glass under funnels and starts electric motor to agitate …
1. Operates pump to inject or extract fluids into or from electrical component cavities to improve component electrical characteristics: Mounts electrical components, such as switches or transformers in holding device. 2. Turns controls or pushes buttons to activate equipment such as welders, cooling systems, heater coils, ammeters, or vacuum and …
1. Tends machines in tandem that coat surfaces of decorative hardwood-veneer panels with stain, paint, or wax: Mixes stain according to formula, using graduated container, mixing drum, and portable mixer. 2. Connects hoses of coating machines to containers of stain, paint, and wax. 3. Measures thickness of panels, using steel …
1. Photographs medical phenomena of eye to document diseases, surgeries, treatments, and congenital problems, to aid OPHTHALMOLOGIST in diagnosis and treatment of eye disorders: Focuses specialized microscope and cameras to take two- and three-dimensional photographs of external, anterior, and posterior segments of eye. 2. Monitors patient’s gaze through lens of …
1. Tests and measures eye function to assist OPHTHALMOLOGIST to diagnose and treat eye disorders and disease: Tests patient’s far acuity, near acuity, peripheral vision, depth perception, and color perception to assist OPHTHALMOLOGIST to diagnose and treat eye disorders and disease. 2. Examines eye, using slit lamp, for abnormalities of …
1. Diagnoses and treats diseases and injuries of eyes: Examines patient for symptoms indicative of organic or congenital ocular disorders, and determines nature and extent of injury or disorder. 2. Performs various tests to determine vision loss. 3. Prescribes and administers medications, and performs surgery, if indicated. 4. Directs remedial …
1. Operates mechanical units of automated production machinery to produce deposited carbon resistors for use in electronic equipment: Turns valves to admit methane and nitrogen gases into carbon-coating furnace and sets furnace temperature for computer control according to work order. 2. Presses buttons and turns valves to start vacuum pump …
1. Controls equipment, such as dissolving and mixing drums, catalyst chillers, heat exchangers, filters, moisturizer, vacuum strippers, pumps, and auxiliary equipment to dissolve and blend catalytic agents with isobutylene extract, and mix additive chemicals used to slurry butyl polymers: Empties catalyst from drums into dissolving drum to maintain specified concentration. …
1. Collects, consolidates, and evaluates air defense intelligence information received from ground observers; radar sections; other supportive units; and prepares and revises operations and situation maps: Communicates with intelligence personnel from radar, ground observation, and other supportive units to collect air defense information, using field telephone and radiotelephone equipment, and …
1. Supervises and coordinates activities of workers engaged in operation and control of thermonuclear reactor, turbine generator, and auxiliary equipment at electric generating station: Devises and writes operating procedures for reactor, turbine generator, and auxiliary equipment, based on review and interpretation of government regulations, technical manuals, and conferences with manufacturer’s …
1. Conducts analyses of management and operational problems and formulates mathematical or simulation models of problem for solution by computers or other methods: Analyzes problem in terms of management information and conceptualizes and defines problem. 2. Studies information and selects plan from competitive proposals that affords maximum probability of profit …
1. Operates several types of power construction equipment, such as compressors, pumps, hoists, derricks, cranes, shovels, tractors, scrapers, or motor graders, to excavate, move, and grade earth, erect structural and reinforcing steel, and pour concrete or other hard surface paving materials: Turns valves to control air and water output of …
1. Operates metalworking machines to shape prefabricated metal parts and assembles parts to make surgical tables: Mills parts and assembles base of table. 2. Constructs hydraulic-lifting and table-revolving mechanisms, using drilling, reaming, and tapping machines, and installs them in base. 3. Mounts table frame with its various moving or collapsible …
1. Conducts final operational testing and troubleshooting of entire electrical, hydraulic, oxygen, pneumatic, fuel, surface control and rigging systems, and component parts installed in aircraft, under simulated flight conditions, according to blueprints, diagrams, engineering documents, and specifications, using precision instruments and test equipment: Locates and disassembles structural, mechanical, electrical, or …
1. Supervises and coordinates activities of workers engaged in operating pumping and blending equipment to cement, acidize, and fracture oil and gas wells: Confers with SUPERINTENDENT, DRILLING AND PRODUCTION to determine well conditions, pipe sizes, and characteristics of oil-or-gas-bearing rock formations to be treated. 2. Computes amount of cement, acid, …
1. Tests brine in olive barrels, maintains salinity of specified level, and inspects olives for evidence of spoilage: Knocks bung from barrel, using mallet. 2. Siphons sample of solution from cask and reads indicator level, using hydrometer, to measure solution salinity. 3. Replaces solution or adds water or salt to …
1. Grinds olive-shaped contour to bearing surface of olive-jewel hole: Fits wire strung with jewels, and on which wire diamond dust is spread, in holding bow. 2. Holds bow so that jewel is rotated between shaped rotating wheels of machine while rocking bow back and forth so that action of …
1. Applies coating of opaque porcelain over cast metal tooth cap, using brush: Mixes porcelain of specified color and water to required consistency. 2. Brushes porcelain mixture over surfaces of metal cap. 3. Places cap in electric oven for specified time to dry and harden porcelain. 4. Removes cap and …
