abtem.mtf

abtem.mtf#

Module describing the detector modulation transfer function (MTF).

Module Contents#

Classes#

MTF

Apply a modulation transfer function (MTF) with specified parameters.

Functions#

default_mtf_func

A default modulation transfer function (MTF).

API#

class abtem.mtf.MTF(...)[source]#

Apply a modulation transfer function (MTF) with specified parameters.

Parameters:

  • func (function, optional) – The modulation transfer function. If not specified, uses the default MTF.

  • kwargs – Provide the MTF parameters as keyword arguments.

Initialization

abtem.mtf.default_mtf_func(...)[source]#

A default modulation transfer function (MTF).

Parameters:

  • k (float or ndarray) – Spatial frequencies at which to evaluate the MTF.

  • c (float) – Coefficients for the MTF.

Returns:

mtf – Modulation transfer function for given spatial frequencies.

Return type:

float or ndarray