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. Author manuscript; available in PMC: 2010 May 27.
Published in final edited form as: Pflugers Arch. 2007 Jan 17;454(5):805–819. doi: 10.1007/s00424-006-0194-y

Table 2.

Physical dimensions of the outer segment of mouse rods and cones

Rods
 Cones
Mouse Primate Salamander Mouse Primate Salamander
Length (μm) 23.6 25 22 13.4 13 8
Diameter (μm) 1.4 2 11 1.2 3base, 1tip 4base, 2.5tip
Volume (μm3) 36 40 2,000 14 30 70
References [2] [183] [184] [2] [101] [101]

Salamander and primate photoreceptors are included for comparison purpose.