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Product comparison · 2 lenses

Canon RF20mm F1.4 L VCM vs Dahua Technology PFL1640-L12PE IP Camera Black

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  • 9specifications compared
  • 7differ
  • 2identical
  • 40known for one product only

Key differences

The Canon RF20mm F1.4 L VCM has 33.7° more lens viewing angle, diagonal than the Dahua Technology PFL1640-L12PE IP Camera Black (94° vs 60.3°). The Dahua Technology PFL1640-L12PE IP Camera Black has 1.3 m more closest focusing distance than the Canon RF20mm F1.4 L VCM (1.5 m vs 0.2 m). The Canon RF20mm F1.4 L VCM has 14.6 more minimum aperture number than the Dahua Technology PFL1640-L12PE IP Camera Black (16 vs 1.4). Only the Dahua Technology PFL1640-L12PE IP Camera Black has zoom capability. Component for: MILC on the Canon RF20mm F1.4 L VCM, IP Camera on the Dahua Technology PFL1640-L12PE IP Camera Black.

  • Component for
    • MILC
    • IP Camera
  • Lens viewing angle, diagonal
    • 94°
    • 60.3°
  • Closest focusing distance
    • 0.2 m
    • 1.5 m
  • Lens mount interface
    • Canon RF
    • C mount
  • Minimum aperture number
    • 16
    • 1.4
  • Zoom capability
    • No
    • Yes
  • Weight
    • 519 g
    • 709 g

Side by side

Differences highlightedShow differences only
49 specifications
A

Canon

RF20mm F1.4 L VCMView product
B

Dahua Technology

PFL1640-L12PE IP Camera Black

Model PFL1640-L12PE

View product
Lens system6 differ
Component forDiffersMILCIP Camera
Lens structure (elements/groups)Known for one15/11
Lens typeKnown for oneWide-angle
Fixed focal lengthKnown for one20 mm
Lens viewing angle, diagonalDiffers94°60.3°
Closest focusing distanceDiffers0.2 m1.5 m
Control ringKnown for oneYes
Lens mount interfaceDiffersCanon RFC mount
Maximum aperture number1.41.4
Minimum aperture numberDiffers161.4
Number of aspheric elementsKnown for one2
Number of diaphragm bladesKnown for one11
Zoom capabilityDiffersNoYes
Lens viewing angle, horizontalKnown for one50.1°
Aperture range (F-F)Known for one1.4 - 1.4
Lens viewing angle, verticalKnown for one34.4°
Focal length rangeKnown for one16 - 40 mm
Performanceidentical
Auto focusKnown for oneYes
Camera brands compatibilityKnown for oneCanon
Lens coating featuresKnown for oneAir Sphere Coating (ASC), Fluorine coating, Sub-wavelength Structure Coating (SWC)
Manual focusKnown for oneYes
Maximum magnificationKnown for one0.19x
Number of Ultra-low Dispersion (UD) elementsKnown for one2
Ultrasonic motor (USM)Known for oneYes
Lens hoodKnown for oneYes
Lens hood shapeKnown for onePetal lens hood
Lens hood typeKnown for oneRemovable lens hood
Lens hood modelKnown for oneEW-73H
Operating temperature (T-T)Known for one-40 - 70 °C
Designidentical
Market segmentKnown for oneProfessional
Product colourBlackBlack
Mounting typeKnown for oneBayonet
DustproofKnown for oneYes
WeatherproofKnown for oneYes
MaterialKnown for oneMetal
Weight & dimensions1 differ
DiameterKnown for one7.65 cm
Filter sizeKnown for one67 mm
LengthKnown for one99.3 mm
WeightDiffers519 g709 g
Packaging contentidentical
Bag includedKnown for oneYes
Bag modelKnown for oneLP1219
Lens cap includedKnown for oneYes
Lens cap modelKnown for oneE-67II
Rear lens cap includedKnown for oneYes
Technical detailsidentical
Total megapixelsKnown for one12 MP
Packaging dataidentical
Package depthKnown for one345 mm
Package heightKnown for one250 mm
Package weightKnown for one815 g
Package widthKnown for one615 mm

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