Electronics Designing & Processing
Description
Star?filter?is?one?of?camera?filters,as?the?center?of?light?emitting,
include?2?lines,4?lines,6?lines,8?lines,16?lines...
Star?filters?turn?point?light?sources?and?specular?highlights?into?stars.
Commonly?seen?star?filters?can?generate?four?to?sixteen?points?stars.A?star?
filter?consists?of?two?glasses.The?top?one?is?rotatable?and?has?a?grid?etched?
into?the?glass?surface.?The?following?image?is?a?four-point?star?filter.The?
etched?grid?is?easily?seen.?The?distance?between?two?parallel?etched?lines?is?
an?important?factor.?More?precisely,?the?wider?the?distance,?the?fewer?number?of?stars.This?distance?can?be?1mm?to?4mm.The?2mm?version?is?the?most?
common?one.Some?star?filters?can?even?create?variable?star?shapes.?That?is,?
in?the?case?of?4-point?star,the?two?etched?lines?do?not?have?to?be?
perpendicular?to?each?other,?and?can?be?rotated?to?form?any?desired?angle.?
Picturn?shown?is?37mm,8?lines.We& acute;d?like?to?supply?other?size?filters?as?per?
your?requested.
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37mm lens hood from China...
VY Optics Photoelectric Technology Co.,Ltd
optical lens optical window optical filter
Address: No.128 Taibei Street,Kuangcheng Area,Changchun 130052,
changchun, jilin
China, 130052
Tel: 86-431-86785771
Fax: 86-431-84631230