Hyperopia

Total hyperopia= manifest hyperopia (absolute hyperopia + facultative hyperopia) + latent hyperopia.  

T=MafL

Manifest: Both part of hyperopia that can and cannot be corrected by the power of accommodation

Absolute: That part of hyperopia that cannot be corrected by the power of accommodation

Facultative: That part of hyperopia that can be corrected by the power of accommodation

Latent: That part of hyperopia that can be corrected by the tone of ciliary muscle