Welcome to Optics Division of ICAS Enterprises!




Filters designed for
astrophotophotography
.


Click on the Model No. to browse for the details.
Model No. Type Description Remarks
NBZ-II Dual band nebula booster A dual band filter that transfers OIII and H-alpha emmission lines - band width 8nm at OIII & 10nm at H-alpha (+/-0.4nm) respectively.
New!
DTD Galaxy&Nebula booster plus comet enhancer A new generation filter covering multiple objects including comets, galaxies, the Milky Way, and emission and reflection nebulae, by making use of the extra tranmission in the NIR region.
New!
GNB Galaxy&Nebula booster The world-first galaxy & nebula booster filter, additionally making use of the near IR region.
NBZex Dual band nebula booster A dual band filter that transfers OIII and H-alpha emmission lines - band width 12nm (+/-0.4nm). Supports from F1.8 to infinity.
discon'd
NB12 Dual band nebula booster A dual band filter that transfers OIII and H-alpha emmission lines - band width 12nm (+/-0.4nm). Used with an IR/UV-cut filter in combination.
discon'd
HEUIB-II H-alpha enhancement with UV/IR suppression A filter for enchanced H-alpha nebula observations with UV/near IR suppressiong function - especially removing red end spectrum interference

NGS1(ex LPS-D3)

Night glow suppression The world-first filter that suppresses both man-made and night glow interferences to the green , orange and red ranges.

NB1

Dual band nebular booster A filter that enables OSC cameras to shoot the H-beta, OIII, H-alpha and NII ranges of emission nebulae at a higher contrast rate.
Ltd Q'ty
NB3-PM Nebular booster for OIII and SII
Ltd Q'ty
CLEAR Clear Filter to correct the optical distance, for IDAS RP, R, and R5 filters
ODW Clear filter A clear filter to correct the optical distance

 

 

 

 

 

 

 

 

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