{"schema_version":"camera-spectra-native-profile-1","dataset_version":"recovered-2026-10-01-siril-source-review-v2","profile_id":"prf-sm-pentax-istdl-001","profile_revision":1,"camera_id":"cam-sm-recovered-pentax-ist-dl","source_id":"src-spectralmeasurements-recovered-3","source_uri":"https://github.com/ilia3101/SpectralMeasurements/tree/b61a2870588244c4a99bb0b74f392d1837d0adf5","citation":"SpectralMeasurements camera measurements (grid 3)","license":{"name":"unknown","url":null,"permission_status":"unknown"},"response_scope":"unknown","response_unit":"unknown","response_scale":"unknown","normalization_method":"unknown","original_normalization_method":"unknown","optical_configuration":{"configuration_id":"cfg-prf-sm-pentax-istdl-001","configuration_type":"unknown","description":"Canonical release: the optical configuration is honestly unknown; lens, body serial, filter stack, and hot-mirror / IR-cut filter state are not documented per leaf in the inspected source.","evidence_source_ids":["src-spectralmeasurements-recovered-3"],"external_filters":null,"geometry":null,"internal_optical_stack":null,"lens":null,"modifier_or_vendor":null,"name":"unknown","removed_components":null,"replacement_components":null},"quality_grade":"unassessed","quality_reason":"Canonical release: no per-leaf scientific-quality assessment is asserted; the source-side claim is preserved verbatim.","confidence_grade":"unassessed","confidence_reason":"Canonical release: no claim about the per-leaf measurement precision is asserted; the upstream 'as is' wording (where present) is preserved.","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.","wavelength_unit":"nm","wavelengths_nm":[380,382,384,386,388,390,392,394,396,398,400,402,404,406,408,410,412,414,416,418,420,422,424,426,428,430,432,434,436,438,440,442,444,446,448,450,452,454,456,458,460,462,464,466,468,470,472,474,476,478,480,482,484,486,488,490,492,494,496,498,500,502,504,506,508,510,512,514,516,518,520,522,524,526,528,530,532,534,536,538,540,542,544,546,548,550,552,554,556,558,560,562,564,566,568,570,572,574,576,578,580,582,584,586,588,590,592,594,596,598,600,602,604,606,608,610,612,614,616,618,620,622,624,626,628,630,632,634,636,638,640,642,644,646,648,650,652,654,656,658,660,662,664,666,668,670,672,674,676,678,680,682,684,686,688,690,692,694,696,698,700,702,704,706,708,710,712,714,716,718,720,722,724,726,728,730,732,734,736,738,740,742,744,746,748,750],"red":[0.030626,0.086374,0.089446,0.089643,0.08839,0.086201,0.08412,0.081462,0.078376,0.07498,0.071155,0.067146,0.063321,0.059381,0.056012,0.053194,0.050518,0.047996,0.045084,0.042089,0.04035,0.038013,0.036242,0.034507,0.033657,0.032791,0.031758,0.030713,0.029643,0.028757,0.028178,0.027116,0.026243,0.025171,0.023949,0.022086,0.021188,0.020421,0.020269,0.020428,0.021354,0.022849,0.024674,0.026223,0.028805,0.031045,0.033224,0.035729,0.037662,0.039004,0.039821,0.039142,0.038064,0.036738,0.036014,0.035712,0.03525,0.036501,0.03823,0.040492,0.043146,0.046416,0.050577,0.054843,0.06081,0.069049,0.078912,0.093163,0.110048,0.129934,0.151682,0.175179,0.196027,0.213144,0.224612,0.227907,0.221495,0.207984,0.187058,0.164086,0.139183,0.118019,0.099309,0.084216,0.073129,0.064829,0.059467,0.057057,0.057807,0.060886,0.067127,0.07737,0.092604,0.113973,0.144718,0.192194,0.26527,0.377036,0.544608,0.776491,1.041833,1.309973,1.510539,1.636966,1.720966,1.783152,1.815365,1.80765,1.782119,1.766286,1.750135,1.718674,1.658381,1.612611,1.577798,1.527565,1.471553,1.415112,1.358932,1.306915,1.256755,1.196906,1.133046,1.081342,1.030651,0.983187,0.93481,0.877234,0.823711,0.775509,0.734306,0.699316,0.661571,0.62005,0.570148,0.539105,0.508838,0.477182,0.436246,0.405179,0.378385,0.354225,0.330632,0.307373,0.284415,0.261295,0.241621,0.222434,0.207597,0.193782,0.179907,0.1658,0.152773,0.140551,0.130291,0.121787,0.114151,0.105666,0.097183,0.089178,0.082732,0.076963,0.070869,0.064132,0.05805,0.053297,0.04903,0.046091,0.043131,0.040177,0.037363,0.034511,0.031738,0.029403,0.027029,0.025368,0.023975,0.022693,0.021532,0.020066,0.018659,0.017242,0.015758,0.014774,0.013848,0.01302],"green":[0.009294,0.026641,0.030011,0.033078,0.036204,0.039148,0.042394,0.045452,0.048246,0.051062,0.054106,0.057207,0.059859,0.062864,0.066198,0.069876,0.074,0.078496,0.08223,0.085509,0.094476,0.098191,0.102644,0.107888,0.113959,0.120729,0.127563,0.133905,0.140346,0.148582,0.15754,0.165775,0.174121,0.18242,0.190887,0.199323,0.207962,0.218341,0.231616,0.249762,0.273991,0.303595,0.337175,0.37544,0.416481,0.458502,0.502505,0.546378,0.580788,0.611864,0.640141,0.657837,0.670471,0.686265,0.70579,0.727036,0.757093,0.792146,0.835438,0.885784,0.937153,0.987263,1.05578,1.125592,1.191577,1.266398,1.348187,1.439754,1.507772,1.572807,1.629526,1.668514,1.694997,1.726897,1.749997,1.750482,1.754697,1.778302,1.783289,1.763358,1.746226,1.742403,1.732715,1.701662,1.668402,1.636309,1.58416,1.525857,1.47864,1.444666,1.393117,1.338409,1.289016,1.246757,1.203413,1.147697,1.092806,1.03721,0.986084,0.926307,0.863228,0.800008,0.741027,0.67814,0.611448,0.548513,0.489238,0.431065,0.374889,0.322246,0.273722,0.231154,0.191765,0.157976,0.130896,0.107565,0.088617,0.072565,0.059233,0.049449,0.041716,0.035267,0.030397,0.026783,0.023447,0.020628,0.018358,0.016478,0.014892,0.013171,0.011805,0.010697,0.009565,0.00832,0.006638,0.00588,0.005592,0.005014,0.004734,0.004317,0.004373,0.004258,0.004367,0.004442,0.004745,0.004921,0.005343,0.005446,0.00591,0.006059,0.006297,0.006583,0.006874,0.00702,0.007119,0.007329,0.007425,0.007504,0.007531,0.007455,0.007459,0.007287,0.006887,0.006579,0.006213,0.005836,0.005522,0.005136,0.004594,0.004375,0.003863,0.003466,0.003292,0.002912,0.002638,0.002477,0.002361,0.002223,0.002097,0.002078,0.002198,0.002108,0.002047,0.002004,0.001967,0.001967],"blue":[0.012375,0.047828,0.069136,0.09902,0.137941,0.185672,0.243466,0.30762,0.375739,0.453938,0.530229,0.610091,0.688657,0.769565,0.850626,0.936058,1.00575,1.06434,1.096988,1.131774,1.175555,1.240517,1.31213,1.379215,1.44662,1.490649,1.544258,1.589009,1.648883,1.708797,1.778284,1.845798,1.896797,1.961232,2.007952,2.035485,2.058392,2.054528,2.066591,2.077947,2.088128,2.1208,2.12888,2.127558,2.13685,2.117041,2.09643,2.061883,2.003922,1.954881,1.903443,1.833189,1.765742,1.701197,1.617663,1.534608,1.445378,1.349183,1.254032,1.15089,1.043783,0.952917,0.86345,0.770543,0.689107,0.61113,0.533657,0.459643,0.388654,0.324278,0.260918,0.208615,0.166161,0.13246,0.106743,0.087659,0.073759,0.062462,0.053048,0.044826,0.037118,0.030844,0.02509,0.019949,0.015223,0.010598,0.006785,0.003384,0.001191,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0.000572,0.000474,0.000638,0.00081,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