| Feature | Mo Jalie | System for Ophthalmic Dispensing (Clifford Brooks) | Clinical Optics (Troy Fannin) | |--------|-----------|------------------------------------------------|--------------------------------| | Math level | High | Medium | Medium-High | | Dispensing practical | Strong | Very strong (step-by-step) | Moderate | | Lens design depth | Excellent | Good | Good | | Illustrations | Excellent line diagrams | Many photos | Fewer diagrams | | Best for | Lens design & advanced dispensing | Everyday dispensing procedures | Optometry students |
Ultimately, Mo Jalie’s Ophthalmic Lenses and Dispensing is worth paying for. The knowledge inside will save you from costly dispensing errors (like inducing 2 diopters of unwanted prism) and will set you apart as an optician who understands the optics behind the frame.
Copyright law protects Mo Jalie’s work and its publisher (usually Butterworth-Heinemann/Elsevier). Downloading a scanned PDF from a file-sharing site (like Scribd, Academia.edu, or random student servers) violates copyright.
: How aspheric lenses and specialized surface treatments combat natural optical distortions.
The distance between the back surface of the lens and the front of the cornea (typically 12–14mm).
No one explains the fitting heights of executive bifocals, flat-top 28s, and progressive corridors better than Jalie. He provides nomograms and charts for calculating the invisible segment.
| Feature | Mo Jalie | System for Ophthalmic Dispensing (Clifford Brooks) | Clinical Optics (Troy Fannin) | |--------|-----------|------------------------------------------------|--------------------------------| | Math level | High | Medium | Medium-High | | Dispensing practical | Strong | Very strong (step-by-step) | Moderate | | Lens design depth | Excellent | Good | Good | | Illustrations | Excellent line diagrams | Many photos | Fewer diagrams | | Best for | Lens design & advanced dispensing | Everyday dispensing procedures | Optometry students |
Ultimately, Mo Jalie’s Ophthalmic Lenses and Dispensing is worth paying for. The knowledge inside will save you from costly dispensing errors (like inducing 2 diopters of unwanted prism) and will set you apart as an optician who understands the optics behind the frame.
Copyright law protects Mo Jalie’s work and its publisher (usually Butterworth-Heinemann/Elsevier). Downloading a scanned PDF from a file-sharing site (like Scribd, Academia.edu, or random student servers) violates copyright.
: How aspheric lenses and specialized surface treatments combat natural optical distortions.
The distance between the back surface of the lens and the front of the cornea (typically 12–14mm).
No one explains the fitting heights of executive bifocals, flat-top 28s, and progressive corridors better than Jalie. He provides nomograms and charts for calculating the invisible segment.
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