Pentax *ist DL
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 spectrum4 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: 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: measured
- Primary measurement: a direct laboratory observation (or community submission recorded as measured). Not a mirror, not an estimation.
- 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
- ilia3101
- Source
- SpectralMeasurements camera measurements (grid 3) (link)
- Source category
measured(primary measurement; not a mirror or estimation)- 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-sm-pentax-istdl-001(unknown) — unknown- Normalisation
- unknown (original: unknown)
- Response unit / scale
unknown/unknown- Sample count
- 186 samples from 380–750 nm, Δ 2 nm
- Profile ID
prf-sm-pentax-istdl-001@1- Profile checksum
sha256:b8e1ef3a08dc75a9…- Processing
- source_column=sm-pentax-istdl-001
- 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
- SpectralMeasurements camera measurements (grid 3)
- Known limitations
- source_category=measured
- 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-sm-pentax-istdl-001(revision 1)Raw samples for prf-sm-pentax-istdl-001 (revision 1): R/G/B response at native wavelengths. λ (nm) R G B 380 0.030626 0.009294 0.012375 382 0.086374 0.026641 0.047828 384 0.089446 0.030011 0.069136 386 0.089643 0.033078 0.09902 388 0.08839 0.036204 0.137941 390 0.086201 0.039148 0.185672 392 0.08412 0.042394 0.243466 394 0.081462 0.045452 0.30762 396 0.078376 0.048246 0.375739 398 0.07498 0.051062 0.453938 400 0.071155 0.054106 0.530229 402 0.067146 0.057207 0.610091 404 0.063321 0.059859 0.688657 406 0.059381 0.062864 0.769565 408 0.056012 0.066198 0.850626 410 0.053194 0.069876 0.936058 412 0.050518 0.074 1.00575 414 0.047996 0.078496 1.06434 416 0.045084 0.08223 1.096988 418 0.042089 0.085509 1.131774 420 0.04035 0.094476 1.175555 422 0.038013 0.098191 1.240517 424 0.036242 0.102644 1.31213 426 0.034507 0.107888 1.379215 428 0.033657 0.113959 1.44662 430 0.032791 0.120729 1.490649 432 0.031758 0.127563 1.544258 434 0.030713 0.133905 1.589009 436 0.029643 0.140346 1.648883 438 0.028757 0.148582 1.708797 440 0.028178 0.15754 1.778284 442 0.027116 0.165775 1.845798 444 0.026243 0.174121 1.896797 446 0.025171 0.18242 1.961232 448 0.023949 0.190887 2.007952 450 0.022086 0.199323 2.035485 452 0.021188 0.207962 2.058392 454 0.020421 0.218341 2.054528 456 0.020269 0.231616 2.066591 458 0.020428 0.249762 2.077947 460 0.021354 0.273991 2.088128 462 0.022849 0.303595 2.1208 464 0.024674 0.337175 2.12888 466 0.026223 0.37544 2.127558 468 0.028805 0.416481 2.13685 470 0.031045 0.458502 2.117041 472 0.033224 0.502505 2.09643 474 0.035729 0.546378 2.061883 476 0.037662 0.580788 2.003922 478 0.039004 0.611864 1.954881 480 0.039821 0.640141 1.903443 482 0.039142 0.657837 1.833189 484 0.038064 0.670471 1.765742 486 0.036738 0.686265 1.701197 488 0.036014 0.70579 1.617663 490 0.035712 0.727036 1.534608 492 0.03525 0.757093 1.445378 494 0.036501 0.792146 1.349183 496 0.03823 0.835438 1.254032 498 0.040492 0.885784 1.15089 500 0.043146 0.937153 1.043783 502 0.046416 0.987263 0.952917 504 0.050577 1.05578 0.86345 506 0.054843 1.125592 0.770543 508 0.06081 1.191577 0.689107 510 0.069049 1.266398 0.61113 512 0.078912 1.348187 0.533657 514 0.093163 1.439754 0.459643 516 0.110048 1.507772 0.388654 518 0.129934 1.572807 0.324278 520 0.151682 1.629526 0.260918 522 0.175179 1.668514 0.208615 524 0.196027 1.694997 0.166161 526 0.213144 1.726897 0.13246 528 0.224612 1.749997 0.106743 530 0.227907 1.750482 0.087659 532 0.221495 1.754697 0.073759 534 0.207984 1.778302 0.062462 536 0.187058 1.783289 0.053048 538 0.164086 1.763358 0.044826 540 0.139183 1.746226 0.037118 542 0.118019 1.742403 0.030844 544 0.099309 1.732715 0.02509 546 0.084216 1.701662 0.019949 548 0.073129 1.668402 0.015223 550 0.064829 1.636309 0.010598 552 0.059467 1.58416 0.006785 554 0.057057 1.525857 0.003384 556 0.057807 1.47864 0.001191 558 0.060886 1.444666 0 560 0.067127 1.393117 0 562 0.07737 1.338409 0 564 0.092604 1.289016 0 566 0.113973 1.246757 0 568 0.144718 1.203413 0 570 0.192194 1.147697 0 572 0.26527 1.092806 0 574 0.377036 1.03721 0 576 0.544608 0.986084 0 578 0.776491 0.926307 0 580 1.041833 0.863228 0 582 1.309973 0.800008 0 584 1.510539 0.741027 0 586 1.636966 0.67814 0 588 1.720966 0.611448 0 590 1.783152 0.548513 0 592 1.815365 0.489238 0 594 1.80765 0.431065 0 596 1.782119 0.374889 0 598 1.766286 0.322246 0 600 1.750135 0.273722 0 602 1.718674 0.231154 0 604 1.658381 0.191765 0.000572 606 1.612611 0.157976 0.000474 608 1.577798 0.130896 0.000638 610 1.527565 0.107565 0.00081 612 1.471553 0.088617 0.000795 614 1.415112 0.072565 0.00079 616 1.358932 0.059233 0.000589 618 1.306915 0.049449 0.000729 620 1.256755 0.041716 0.000677 622 1.196906 0.035267 0.000562 624 1.133046 0.030397 0.000656 626 1.081342 0.026783 0.000703 628 1.030651 0.023447 0.000796 630 0.983187 0.020628 0.000749 632 0.93481 0.018358 0.0007 634 0.877234 0.016478 0.000593 636 0.823711 0.014892 0.000834 638 0.775509 0.013171 0.000645 640 0.734306 0.011805 0.000777 642 0.699316 0.010697 0.000764 644 0.661571 0.009565 0.000647 646 0.62005 0.00832 0.000883 648 0.570148 0.006638 0.000057 650 0.539105 0.00588 0.000144 652 0.508838 0.005592 0.000233 654 0.477182 0.005014 0.000534 656 0.436246 0.004734 0.00077 658 0.405179 0.004317 0.000563 660 0.378385 0.004373 0.000736 662 0.354225 0.004258 0.000583 664 0.330632 0.004367 0.0008 666 0.307373 0.004442 0.00053 668 0.284415 0.004745 0.000489 670 0.261295 0.004921 0.00084 672 0.241621 0.005343 0.000849 674 0.222434 0.005446 0.000569 676 0.207597 0.00591 0.000505 678 0.193782 0.006059 0.00045 680 0.179907 0.006297 0.000361 682 0.1658 0.006583 0.000344 684 0.152773 0.006874 0.000352 686 0.140551 0.00702 0.000424 688 0.130291 0.007119 0.000263 690 0.121787 0.007329 0.000272 692 0.114151 0.007425 0.000099 694 0.105666 0.007504 0 696 0.097183 0.007531 0.000077 698 0.089178 0.007455 0.000216 700 0.082732 0.007459 0.000093 702 0.076963 0.007287 0.00009 704 0.070869 0.006887 0 706 0.064132 0.006579 0 708 0.05805 0.006213 0 710 0.053297 0.005836 0 712 0.04903 0.005522 0 714 0.046091 0.005136 0 716 0.043131 0.004594 0 718 0.040177 0.004375 0 720 0.037363 0.003863 0 722 0.034511 0.003466 0 724 0.031738 0.003292 0 726 0.029403 0.002912 0 728 0.027029 0.002638 0 730 0.025368 0.002477 0 732 0.023975 0.002361 0 734 0.022693 0.002223 0 736 0.021532 0.002097 0 738 0.020066 0.002078 0 740 0.018659 0.002198 0 742 0.017242 0.002108 0 744 0.015758 0.002047 0 746 0.014774 0.002004 0 748 0.013848 0.001967 0 750 0.01302 0.001967 0