Lesson plan /

Lesson Information

Course Credit
Course ECTS Credit
Teaching Language of Instruction Türkçe
Level of Course Associate's Degree, TYYÇ: Level 5, EQF-LLL: Level 5, QF-EHEA: Short Cycle
Type of Course
Mode of Delivery Face-to-face
Does the course require compulsory or optional work experience?
Course Coordinator Instructor BETÜL AYAZ
Instructor (s)
Course Assistant

Purpose and Content

The aim of the course Conducting opticianry practices in a laboratory setting. Identifying eyeglass lenses, understanding the characteristics of vision defects and their transpositions in different notations, obtaining the user's pupil and mounting height measurements manually and using a digital pupillometer for mounting eyeglass lenses into frames, cutting eyeglass lenses with a diamond and mounting them on closed frames by working on a hand grinder, understanding the characteristics, measurements, and types of eyeglass frames, selecting and adjusting them according to the face, measuring lenses by understanding the technique of using a focimeter, understanding the characteristics of vision defects and their transpositions in different forms of writing, understanding the characteristics, measurements, and varieties of eyeglass frames, and being able to select and adjust them according to the face are among the objectives of the course.
Course Content Definition, history, and uses of eyeglasses. Definition, duties, and powers of an optician. Raw materials used in the production of eyeglass frames and their properties. Balancing eyeglass frames on the vertical and horizontal axes and adjusting them to the human face. Measurements, parts, and selection of eyeglass frames according to the face. Dioptric powers of lenses, focal points and focal distances, general classification of lenses. Identification of mineral and organic lenses. Types of lenses, thermal, physical, and chemical properties of lenses. Properties and applications of convex and concave lenses, properties and types of spherical and cylindrical lenses. Where lenses are used according to refractive errors. Marking, drawing, shaving, and cutting lenses, shaving the edges of lenses, and mounting them in eyeglass frames. Recognizing and using a focimeter, finding the dioptric power of lenses, determining the optical center.

Weekly Course Subjects

1Theory: Introduction to the course, scope of the course, rationale for the course, importance, rules and requirements. Definition of eyeglasses, their history and areas of use. Definition of an optician, their duties and responsibilities. Practice: Introduction to the optician laboratory, introduction to all equipment.
2Theory: measurement, unit conversions, unit conversion category, absolute and relative measurement, measurement errors, error calculations, average value, Application: Length Measurements (Calipers, Center Thickness Gauge, Frame Meter, Pupillometer)
3Theory: identification of lenses, raw materials used in the production of eyeglass frames and their properties. Classification and pricing of eyeglass lenses. Application: introduction to manual and digital focometers, their use, Sph lens measurement.
4Theory: The concept of diopters in eyeglass lenses. Correcting refractive errors with eyeglass lenses. Application: Measuring lenses with different diopters, adjusting the axis and optical center, and marking them.
5Theory: lens identification, identification using a focimeter and spherometer Practice: Pl cyl lens measurement using a focimeter
6Theory: lens identification, identification using a focimeter and spherometer Practice: measuring Sph cyl lenses with a focimeter
7Midterm
8Theory: lens identification, identification using a focimeter and spherometer Practice: measuring Sph cyl lenses with a focimeter
9Theory: characteristics, measurements, and types of eyeglass frames. Application: selecting frames according to face shape, identifying eyeglass frames.
10Theory: Introduction to hand tools used in adjusting eyeglass frames and adjustment methods Practice: Screwdriver and pliers usage techniques (tweezers, screw holder, needle-nose pliers, plate removal, screwdriver set, pliers hook)...
11Theory: diamonds, photoelectric hand tools, general information about hand tools. Application: drawing and cutting glass with diamonds, creating a straight edge shape by trimming with hand tools.
12Theory: Facial measurements and measurement techniques required for eyeglass fitting Practice: Manual method and digital pupillometer for Pd and Ph detection, methods for using measurements in fitting
13Theory: Facial measurements and measurement techniques required for eyeglass fitting Practice: Adjusting the selected frame to the individual, trimming the lenses according to facial measurements and mounting them into the frame,
14Theory: Information about automatic glass cutting machines, molded and non-molded machines Application: Cutting and assembling glass using a template drilling machine

Resources

1-Class notes
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