140mm
Common case fan
A measurement of 140 millimeters, commonly encountered as a standard size for computer case fans, radiators, and other cooling components.
In photography, 140mm describes a moderate telephoto focal length.
The measurement also appears in military contexts for artillery shells and naval guns.
Metric units, thousandths of meters
- dimensionMeasurable extent or scope
- lengthMeasure of extent
- widthDistance across something
- diameterDistance across through center
caliber · metric · specification · tolerance · precision · gauge · ruler · caliper
Lens-to-convergence-point distance
- telephotoMagnifying camera lens
- apertureAdjustable optical inlet
- camera lensOptical focusing attachment
- portrait lensLens for photographing people
macro · depth of field · bokeh · image stabilization · lens hood · shutter speed · full frame · autofocus
Mid-sized photographic film standard
- HasselbladPremium Swedish camera manufacturer
- roll filmSpooled photographic medium
- 6x7Simple arithmetic result
- 6x6Grid with equal sides
portrait photography · landscape photography · analog · grain · negative · transparency · slide film · darkroom
millimeters
Metric units, thousandths of meters
diameter · caliber · metric · specification · tolerance · precision · gauge · ruler · caliper · sizing
focal length
Lens-to-convergence-point distance
- telephotoMagnifying camera lens
- apertureAdjustable optical inlet
- camera lensOptical focusing attachment
portrait lens · macro · depth of field · bokeh · image stabilization · lens hood · shutter speed · full frame · autofocus · manual focus
medium format
Mid-sized photographic film standard
- HasselbladPremium Swedish camera manufacturer
- roll filmSpooled photographic medium
- 6x7Simple arithmetic result
6x6 · portrait photography · landscape photography · analog · grain · negative · transparency · slide film · darkroom · enlarger