PENTAX K-5 II
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: Estimated response; not a primary measurement. 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: estimated
- Estimated response: not a primary measurement (e.g. diffraction-grating closed-form recovery, model prediction). Independent of profile_type and quality/confidence grades.
- Type: estimated
- Estimated response, not a direct measurement; quality and confidence are assessed separately.
- 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
- Solomatov
- Source
- Solomatov & Akkaynak, ICCP 2023, 'Spectral Sensitivity Estimation Without a Camera' (link)
- Source category
estimated(estimated response; not a primary measurement)- Methodology
- Solomatov & Akkaynak, ICCP 2023, 'Spectral Sensitivity Estimation Without a Camera' — model output.
- 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-solomatov-pred-pentax-k-5-ii-2c55b024f3fd(unknown) — unknown- Normalisation
- unknown (original: unknown)
- Response unit / scale
unknown/unknown- Sample count
- 31 samples from 400–700 nm, Δ 10 nm
- Profile ID
prf-solomatov-pred-pentax-k-5-ii-2c55b024f3fd@1- Profile checksum
sha256:ff0e2004b7dc2883…- Processing
- source_column=predicted-PENTAX-K-5-II.csv
- 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
- Solomatov & Akkaynak, ICCP 2023, 'Spectral Sensitivity Estimation Without a Camera', data/predictions/.
- Known limitations
- source_category=estimated
- 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)
Camera specifications
- Sensor type
- CMOS
- Sensor format
- APS-C
- Sensor size
- 23.7 x 15.7 mm
- Effective megapixels
- 16.3 MP
- Resolution
- Unknown
- Lens mount
- Pentax KAF2
- Release year
- 2012
Specification sources
Body specifications drawn from cited reference sources, distinct from the measured spectral response curves below.
Source: Dataset commit 374a630bac7847f851b3746e82aa528262ef0b5c Dataset: CameraDatabase (unknown); Dataset commit ef88b8381775c8c8c812c10cd02790a42dbdf757 Dataset: OpenProductData (unknown); Dataset commit 2f1be1deab50da7869fc5d23f481939803d845bf Dataset: Lensfun (CC BY-SA 3.0)
Also known as: PENTAX K 5 II.
Data details
- Dataset version
recovered-2026-09-29-all-available-with-ie-202404- Manifest digest
8f960e18d6c9dbef…- Manifest schema
0.1.0-draft- Release kind
full- Linked profiles / sessions
- 1 profile revision
Raw samples (R/G/B at native wavelengths)
prf-solomatov-pred-pentax-k-5-ii-2c55b024f3fd(revision 1)Raw samples for prf-solomatov-pred-pentax-k-5-ii-2c55b024f3fd (revision 1): R/G/B response at native wavelengths. λ (nm) R G B 400 0.0032793176 0.0045350944 0.013543416 410 0.0060765557 0.007940959 0.031914897 420 0.0077730482 0.016040005 0.07501224 430 0.00029156366 0.028403418 0.12502022 440 0.0061435997 0.040853214 0.16129023 450 0.011187443 0.049773693 0.18810889 460 0.01560508 0.06261931 0.21131204 470 0.01824021 0.08547522 0.22162278 480 0.023969436 0.11298557 0.21847233 490 0.021413635 0.14301406 0.19049649 500 0.016403684 0.1804413 0.14829025 510 0.011819171 0.22516501 0.102749676 520 0.008573588 0.25618875 0.06050627 530 0.0025115013 0.26680294 0.029427003 540 0.000024858005 0.2615183 0.016115442 550 0.000014361523 0.2454774 0.0074339216 560 0.008789371 0.22008131 0.0065408805 570 0.062129535 0.18301174 0.009110227 580 0.14320612 0.14111073 0.011186459 590 0.18348695 0.10363846 0.00934703 600 0.17754999 0.07351275 0.005927401 610 0.16270827 0.050604846 0.0035495916 620 0.14114015 0.036742672 0.002543516 630 0.12298699 0.025143174 0.0010103361 640 0.10444002 0.016685415 0.00001168613 650 0.08554804 0.009944606 0.0000058950527 660 0.06668115 0.0064640776 0.000018465707 670 0.0453137 0.0028416282 0.0000069770012 680 0.0265121 0.0015425385 0.0000013701997 690 0.011161164 0.001462938 0.000006528006 700 0.007981927 0.000012164877 0.000042067808