Ophthalmology Anatomy b2240ed1 What is the depth of the anterior chamber? A 2.5 to 3.5mm B 3.5mmto4.5mm C 4.5mm to 5.5mm D 5.5 mm to 6.5mm High-Yield Explanation Ans. is 'a' i.e., 2.5 to 3.5mm o 'The normal depth of anterior chamber of eye is 3.5mm to 2.5mm; less than 2.5mm depth can be risk for angle closure glaucoma.'