digital zoom
noun[CorU]
uk/ˌdɪdʒ.ɪ.təl ˈzuːm/us/ˌdɪdʒ.ɪ.t̬əl ˈzuːm/anelectronicmethodof making somethingappearnearerwhen beingphotographed, withoutmovingthecameralens:
数字变焦Manyphonecamerasuse onlydigitalzoom, whileprofessionalcamerasdo not usuallyfeatureit.很多手机相机只使用数码变焦，而专业相机一般不具备数码变焦功能。
Mostdigitalcamerashave bothopticalzoom, in which thelensmoves, anddigitalzoom, whichmanipulatestheimageelectronically.大多数数码相机都具备光学变焦（镜头移动）和数码变焦（以电子方式处理图像）功能。
Compare
optical zoom
- Thedigitalzoomcancompromisethequalityof theimage.
- There is a 2Xdigitalzoomon thecamera, but thiseffectivelydropstheresolutiondown to 640 x 480 as you aresimplyhomingin onpartof theimage.
- While there isn't anopticalzoom, there is adigitalzoomcapableof 2Xmagnification.
Photography
- airbrush
- aperture
- bokeh
- camera
- camera obscura
- expose
- glossy
- grain
- hologram
- holographic
- holography
- kinetoscope
- lantern slide
- pap
- picture
- PillCam
- pin-up
- pinhole camera
- pix
- projection