This SV550 triplet bundle includes:
- SV550 80APO;
- SV405CC osc cooled camera;
- SV209 1.0x flat-field reducer;
- SV210 M63 CAA 360 degree rotator camera angle adjuster;
- SV260 multi-broadband filter 2inch;
- SV226 2inch filter drawer;
- SV211 135mm handle bar.
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Pre-sale on Jan 10,2025
Brand |
SVBONY |
Model |
SV260 |
Name |
Multi-Broadband Filter |
Size |
2-inch |
Substrate Thickness |
2mm |
Clear Aperture |
44mm |
Wavelength Range |
300-1000nm |
Blocking |
>OD4@350-400nm; >OD2@Hg 589nm; >OD2@Hg 435.8nm; >OD2@Na 589.6nm; >OD1@Hg 546.1nm; >OD2@Na.615.4nm; >OD3@Hg 577nm; >OD2@Na.616.1nm; >OD3@Hg 578.1nm; >OD4@720-1100nm |
Peak Transmittance |
90% |
Surface Quality |
60/40 |
Surface Parallelism |
1/2λ |
Thread |
M48x0.75 |
Single Thread |
Yes |
Net Weight |
12.5g / 0.44oz /0.027lb |
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Feature
- 1.5-band filter captures light across a broader spectrum; Accurately reproduces the true colors of celestial objects;
2.Multi-Broadband filter properly designed for starfield shooting and deep sky photography, enhance stars and celestial bodies details; making deep sky observations clearer;
3.Over 90% peak transmittance;reduces light loss, boasts an SII-OIII-SII band average transmittance of over 85%; Enhances contrast between the target object and the background;
4.300-1000nm wavelength working range; multi-bandpass filter effectively combats light pollution; providing a broader coverage area;
5.Max OD4 cut-off depth; astrophotography filters effectively block out unnecessary light; and provide stronger light pollution suppression.
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