Electronic Accessories & Supplies

Hot Selling Photographic Equipment BK-473 Camera Tripod& DSLR Tripod &Aluminum Camera TripodFeatures:1.Aluminium legs2.Four sections and 360-degree panning base with obvious scale line make photographer position freely and quickly3.Screw lock for Center c

Photographic Equipment BK-472 Camera Tripod& DSLR Tripod &carbon fiber Camera TripodFeatures:1. carbon fiber legs2.Four sections and 360-degree panning base with obvious scale line make photographer position freely and quickly3.Screw lock for Center colum

Newly professional photographic tripod&Aluminium camera tripod with quick lever leg locksFeatures:1.Aluminium legs2.Four sections and 360-degree panning base with obvious scale line make photographer position freely and quickly3.Screw lock for Center colu

Newly BK-351 professional camera tripod& aluminium mini camera tripod ,Macro photographyFeatures:1.lightweight with 230mm min height and stablity make it easier to take out.2.Five sections and 180-degree reversible legs3.Built-in spirit level and compass4

Formed to develop a new mobile audio/video interface standard for directly connecting mobile phones and other portable consumer electronics (CE) devices to high-definition televisions (HDTVs) and displays The MHL standard features a single-cable with a lo

Material is optical glass,fused silica and optical crystalSize is four mm to one hundred mmDimension tolerance is point two mm　Angle tolerance is five arc sec to three arc minOptical parallelism is ten arc secFlatness is point one wavelength to one

Material:optical glass,fused silica,CaF2 and optical crystalSize:4mm-100mmDimension tolerance:±0.2mm　Angle tolerance:30arc sec—30 arc minOptical parallelism:2arc secFlatness:λ／10—1λSurface quality:60—40scratch and digClear aperture

Material:optical glass,fused silica,CaF2 and optical crystalSize:10mm-200mmDimension tolerance:±0.2mm　Angle tolerance:±5arc sec—5arc minOptical parallelism:3arc minFlatness:λ／10—1λSurface quality:60—40scratch and digCoating:availab

Material:optical glass,fused silica,CaF2 and optical crystalSize:10mm-200mmDimension tolerance:±0.2mm　Angle tolerance:±30arc sec—5 arc minOptical parallelism:2arc secFlatness:λ／10—1λSurface quality:40—20scratch and diClear aperture

Material:optical glass,fused silica,CaF2 and optical crystalSize:5mm-100mmDimension tolerance:±0.2mm　Angle tolerance:30arc sec—3 arc minOptical parallelism:10arc sec Flatness:λ／10—1λ Surface quality:60—40scratch and dig Clear apert