Mtf

Modulation Transfer Function

Eq. (3.484)

M (suffix)

Pertaining to a Maksutov solution

Fig. 3.36

Symbol

Meaning

Where defined

mpi

Magnification of an aspheric plate imaged back to object space

Eq. (3.221)

'mmin

Minimum magnification in order to reveal diffraction resolution to the eye

Eq. (3.451)

m

Parameter for MTF calculations

Fig. 3.112, Eq. (3.506)

m+ (suffix)

Pertaining to the right-hand part of an achromatic meniscus

Fig. 3.48, Eq. (3.307)

men (suffix)

Pertaining to a meniscus corrector

Eq. (3.270)

Nh

Order number in the Characteristic Function

Table 3.1

Ns

Aperture number of a surface used afocally with object at infinity

Eq. (3.82)

n

Degree of polynomial V (Zernike polynomials)

Eq. (3.427)

nz

Number of complete "ripple" zones (Strehl Intensity Ratio)

Eq. (3.479)

n

Total number of powered surfaces in an n-mirror system (see surface number v)

ยง 3.6.5.2

O'

Axial image point for diffraction phenomena

Fig. 3.99

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