نوشته اصلی توسط
Navid7h
منظور شما فیلتر های ND نرم افزاری موجود در دوربین های SLR Like و یا Compact است ؟!؟!
نه دوست عزیز منظورم یک فیلتر سخت افزاری واقعیست .
لطفا توضیح بدید اینجا چه خبره؟
http://www.bhphotovideo.com/c/produc...nsity_ND_.html
• ND.3 (exposure adjustment = 1 stop, reduces ISO by 1/2)
• ND.6 (exposure adjustment = 2 stops, reduces ISO by 1/4)
• ND.9 (exposure adjustment = 3 stops, reduces ISO by 1/8)
• ND1.2 (exposure adjustment = 4 stops, reduces ISO by 1/16)
• ND1.5 (exposure adjustment = 5 stops, reduces ISO by 1/32)
• ND 1.8 (exposure adjustment = approx. 6 stops, transmits 1% of light)
• ND 3.0 (exposure adjustment = 10 stops, transmits 0.1% of light)
• ND 4.0 (exposure adjustment = 13-2/3 stops, transmits 0.01% of light)
• ND 6.0 = (exposure adjustment = approx. 20 stops)