Chroma Technology Filter
Best precision optical tool for professional astrophotography and scientific imaging.
This essential component for deep-sky imaging isolates the blue spectrum to deliver high-contrast results. By optimizing the signal-to-noise ratio at a 460nm center wavelength, it captures the fine structural details often lost in broader spectrum captures. It is the ideal choice for astrophotographers building out a precise LRGB filter set.
$150.00
at
Deepspaceproducts
Who it's for
- Researchers requiring exact wavelength control for fluorescence microscopy
- Laboratory technicians seeking long-lasting optical components for heavy daily use
- Imaging specialists needing high-contrast results in low-light conditions
Who should skip it
- Budget-conscious hobbyists or educators with limited departmental funding
- Creative photographers looking for simple color effects or artistic filters
- Novice users without a background in optical physics or spectroscopy
Performance breakdown
Spectral Precision
Tight 400-500nm bandpass ensures minimal light pollution and maximum signal clarity.
Imaging Contrast
Significantly boosts structural detail in deep-sky celestial objects.
System Integration
Designed to pair perfectly with standard LRGB filter sets.
Build Versatility
Unmounted 31mm form factor fits most professional filter wheels seamlessly.
Signal-to-Noise Ratio
Delivers exceptionally clean data for high-end astrophotography workflows.
Optical Consistency
Maintains uniform transmission across the entire blue spectrum range.
Key Specs
SKU
CHR-CT-27043-1.25M
MPN
CT-27043-1.25M
Filter Type
Bandpass
Filter Diameter
31 mm
Filter Shape
Round
Filter Wavelength
418 nm - 506 nm
Filter Bandwidth
3 nm
Filter Optical Thickness
3 mm
Compatibility
Focal ratios of f/4 or smaller
Emission Line
500.7nm
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