NikonD40
Response
- red (R)
- green (G)
- blue (B)
Astro mode
Emission-line overlay on the active single-profile plot. Values are the source's own native samples (or a labelled linear interpolation).
About this spectrum5 notes
- Warning: Response scope is unknown; do not interpret this response as a bare-sensor measurement. Dataset interpretation
- Warning: Physical configuration is not documented; the response cannot be assigned to a confirmed optical configuration. Dataset interpretation
- Warning: Mirror copy of another source's measurement; not the primary observation. Sources and attribution
- Warning: Normalization is unknown; amplitude comparisons are not established. Dataset interpretation
- Warning: Uncertainty is not documented. Missing uncertainty does not mean zero uncertainty. Dataset interpretation
Source & details
- Source category: mirror
- Mirror copy of another source's measurement; not the primary observation. Surfaced so the visitor never confuses it for an original measurement.
- Type: measured
- Measured response; measurement alone does not establish quality or confidence.
- Origin: Community
- Community provenance; origin does not establish measurement type, quality or confidence.
- Quality: unassessed
- Quality has not been assessed; no grade is inferred. Canonical release: no per-leaf scientific-quality assessment is asserted; the source-side claim is preserved verbatim.
- Confidence: unassessed
- Confidence has not been assessed; no confidence level is inferred. Canonical release: no claim about the per-leaf measurement precision is asserted; the upstream 'as is' wording (where present) is preserved.
- Author
- Sobotka (depositor)
- Source
- Sobotka Jiang 2013 camera spectral sensitivity mirror (link)
- Source category
mirror(mirror copy of a public source; not the primary measurement)- As-is
- Samples rendered verbatim: no smoothing, no interpolation, no zero-padding, no gap bridging in the browser. Documented null sparse cells render as visible gaps.
- Optical configuration
cfg-prf-sobotka-ref-nikond40-e48e7ccf213d(unknown) — unknown- Normalisation
- unknown (original: unknown)
- Response unit / scale
unknown/unknown- Sample count
- 33 samples from 400–720 nm, Δ 10 nm
- Profile ID
prf-sobotka-ref-nikond40-e48e7ccf213d@1- Profile checksum
sha256:64a9555fcc007b71…- Processing
- source_column=cmf_NikonD40.mat
- Scientific notes
- Canonical release: native grid and native R/G/B samples are preserved verbatim; sparse cells (wavelengths absent in the upstream CSV / JSON) are preserved as null; the parser never invents a value.
- Citation
- Sobotka, camera-spectral-sensitivity, pinned revision ae75f609f5831dc1b9287f9f89a04c1d93ed4efa, 2013.
- Known limitations
- source_category=mirror
- permission_status is 'unknown' on the canonical License record (no independent operational clearance granted).
Graph tools
Inspect, zoom, export, and share the current chart. Native samples only — no interpolation, no averaging.
Channels
Zoom (nm)
Data details
- Dataset version
recovered-2026-10-01-siril-source-review-v2- Manifest digest
6493790d2d6b6b68…- Manifest schema
0.1.0-draft- Release kind
full- Linked profiles / sessions
- 1 profile revision
Raw samples (R/G/B at native wavelengths)
prf-sobotka-ref-nikond40-e48e7ccf213d(revision 1)Raw samples for prf-sobotka-ref-nikond40-e48e7ccf213d (revision 1): R/G/B response at native wavelengths. λ (nm) R G B 400 0.024961008975157368 0.034887391655355725 0.2405473932928441 410 0.021142789493560066 0.049369959391318316 0.40544458812243206 420 0.016000668619319265 0.06424894614869366 0.5255493185602805 430 0.013401203374924722 0.08679419656467395 0.675948331373931 440 0.010463091852225763 0.10101952181330875 0.7189544662117839 450 0.008706324445756313 0.1309929557703 0.8280130808687498 460 0.008614136839875951 0.18291576281074443 0.8287118034842846 470 0.01397861109619893 0.2920992954196386 0.7974032709678518 480 0.01698636578178541 0.38557150047561073 0.7169959387478954 490 0.015455459999068928 0.42725306911388394 0.5530252664359216 500 0.020048176693541975 0.5521525392823651 0.36348573346173957 510 0.0366333172277827 0.7888850400998059 0.21781190444086473 520 0.07462117044038268 0.882577796127554 0.08566599182747038 530 0.09647923290686074 1 0.035779070455327217 540 0.05155853722299559 0.9037045636407182 0.01827535943315646 550 0.03172748006991463 0.8753895243726496 0.011220362883265937 560 0.03523547769750739 0.6978879726901452 0.005916635248114885 570 0.11060574298462843 0.5749644491974478 0.0037643865721908184 580 0.4505282609549575 0.3867808501585501 0.0033936889087789637 590 0.6750842240623903 0.26582071662417256 0.0029309308009636114 600 0.5748828810904639 0.11845129962321889 0.0017556449976445774 610 0.5006505736309449 0.048995988039941825 0.001091505684965629 620 0.37559133078867535 0.01944763231497743 0.0007462444699112423 630 0.30117237231071403 0.010674322954729292 0.000568835342702721 640 0.21376933875876075 0.005968260135869848 0.0007284215830498769 650 0.15530380221674725 0.003497309968430679 0.0005921892622600931 660 0.11481984958307388 0.0028521258634100527 0.0005241073348504214 670 0.07874161087538024 0.0031359318840085025 0.0005420451943457797 680 0.050859381984917185 0.0034554549915785694 0.0004566055678502644 690 0.035536823633269946 0.003886626371145603 0.0003487185161713021 700 0.022129436692913035 0.0035504448338775575 0.0002792010390818014 710 0.01521366075867713 0.002904358149973635 0.0002271804216906762 720 0.009846690954225176 0.0018315952203767436 0.00017177957970839923