Correct Answer:- Option-C
Question29:-Following are features of antireflective coating except
A:-Refractive index should be squire root of that of lens
B:-Thickness should be half the wavelength of light
C:-Magnesium fluoride is used in high powered lens
D:-None of the above
Correct Answer:- Option-B
Question30:-Discolouration of photochromic glasses is due to the presence of
A:-Borosilicate
B:-Aluminophosphate
C:-Silver halide
D:-All of the above
Correct Answer:- Option-C
Question31:-Which of the following is true about SRK-1 formula?
A:-First generation formula
B:-Regression formula
C:-Good for axial length between 22-24.5 mm
D:-All the above
Correct Answer:- Option-D
Question32:-What is the power of stand mounted magnifier?
A:-Less than 5 D
8:-5-60 0
C:-60-70 D
D:-None of the above
Correct Answer:- Option-B
Question33:-Which of the following is an indication for advanced corneal surface ablation procedures?
A:-Astigmatism upto 4 D
B:-Myopia of 8-10 D
C:-Hyperopia of 4-5 D
D:-All the above
Correct Answer:- Option-D
Question34:-How much increase in intra ocular pressure occur during applanation tonometry?
A:-5%
B:

Correct Answer:- Option-C
Question35:-Inter observer variability of Goldmann applanation tonometry is
A:-3-4 mmHg
B:-4 to 5 mmHg
:-0 to 3 mmHg
D:-5 to 7 mmHg
Correct Answer:- Option-C
Question36:-Most common cause for bilateral proptosis in adults is
A:-Cavernous hemangioma
B:-Thyroid orbitopathy
C:-Pseudotumour
D:-Metastasis
Correct Answer:- Option-B
Question37:-Following are the causes of prominent corneal nerves
A:-Keratoconus
-Neurofibromatosis
C:-Refsum syndrome
D:-All the above
Correct Answer:- Option-D
Question38:-'T' sign in 8 scan is seen in
A:-Posterior Scleritis
B:-Papillitis
C:-Posterior uveitis