Rs. 365,000/-
Updated on 27-Jan-2016
It
This EF-S lens
Focal
18-135mm, 1:
Lens
Diagonal
Closest Focusing Distance
1.
Zoom
Rotating
67mm
Max. Diameter x
TRANSMISSION OF THE H-ALPHA SPECTRAL LINE OF THE OPTICAL filter (IR cut clear out ) HAS BEEN elevated by way of APPROX. four times
For the D810A, transmissioncharacteristics of the optical clear out located in the front of thephotograph sensor were reassessed for astrophotography. With a widespread virtual SLR camera , transmission of reddish light inside the seen light range is restricted to reproduce the colours oftopics properly . because the H-alpha spectral line (wavelength: 656.28 nm) is placed inside thisvariety , nebulae that emit with the H-alpha wavelength may be captured only palely. on the contrary , the optical clear out of the D810A achieves high transmission of reddish mild within the visible mild range , pretty close to the infrared variety . As a result , transmission of the H-alpha spectral line has been accelerated by way of approx. four times , as compared to the D810,accomplishing the reproduction of nebulae that emit with the H-alpha wavelength beautifully inpurple as astrophotographers count on .
notice : when you shoot pix using light assets which have a big amount of close to -infrared wavelengths or wellknown topics that function excessive reflectance at near -infrared wavelengths the usage of the D810A, the resulting picture can be a whole lot greater reddish than the real shade . due to the fact appropriate coloration reproduction cannot be acquired , thismodel isn't always encouraged for widespread pictures .
For the D810A, transmission
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