Ophthalmic glass lens materials and manufacturing
Glass: Crown glass , barium , flint glass , titanium oxide glass, lanthanum crown glass Kamal ThakurLecturer (Nethradhama School of ... Read more
Read article →Optometry Articles
Dive into expertly written articles designed specifically for optometry students. This section covers essential clinical techniques, academic tips, and practical insights to support your learning journey. Whether you’re preparing for exams or sharpening your clinical skills, our articles help you stay informed, confident, and ready for success in optometry school and beyond.
Progressive Addition Lenses
Progressive addition lenses are single-piece lenses that feature a smooth transition in curvature across the lens surface. The curvature gradually ... Read more
Read article →Binocular balancing
After completion of monocular subject refraction, binocular balancing is performed to balance the state of accommodation between two eyes. Binocular ... Read more
Read article →
Bichrome prism dissociated method
The prism dissociation and alternate occlusion test are only used when both eyes have similar monocular visual acuity. If monocular ... Read more
Read article →Alternate occlusion method:
This differs from the vertical prism dissociation method, instead of using prisms in both eyes, eyes are dissociated using occlusion. ... Read more
Read article →
Vertical prism dissociation method
The procedure makes use of prisms to break the fusion between two eyes. The vertical prisms of the same amount ... Read more
Read article →
Astigmatism Fan and block test
The Fan and block chart is similar to an astigmatism fan chart but additionally includes a block which contains an ... Read more
Read article →
Astigmatism fan chart
The astigmatism fan chart has line differences in 10 degrees intervals. Some charts have correcting cylinder axis marked in chart ... Read more
Read article →
Astigmatism Clock dial test
It consists of a series of the number of lines of equal length from the center and pointing towards a ... Read more
Read article →
Astigmatism charts
Two of the most commonly used astigmatism chart are the Clock dial chart and the astigmatism fan chart. This test ... Read more
Read article →