-----+-----------------+-----------------+-----------------+------------------ Pap-| | | | ers | YELLOW SCREEN. | GREEN SCREEN. | BLUE SCREEN. | VIOLET SCREEN. | | | | -----+-----------------+-----------------+-----------------+------------------ | Blk. Or. Red. | Blk. Or. Red. | Blk. Or. Red. | Blk. Or. Red. 1 | 2·0 3·0 1·6 | ---- ---- ---- | 3·9 7·6 3·5 | ·2 ·4 1·0 | | | Yel. | 2 | ·4 ·4 1·0 | ---- ---- ---- | 4·3 9·2 4·5 | ·2 ·8 ·8 | | | Red. | 3 | 1·2 ·5 ·8 | ---- ---- ---- | 3·7 9·3 2·0 | ·7 ·6 ·9 | | | Yel. | 4 | 1·2 ·1 1·2 | ---- ---- ---- | 3·4 1·1 1·0 | ·7 ·7 ·9 5 | 1·0 ·3 ·3 | ---- ---- ---- | 3·3 8·7 2·0 | ·3 ·3 1·2 | | | Red. | 6 | ·2 ·3 ·4 | ---- ---- ---- | 3·6 8·9 1·5 | ·4 ·2 ·9 -----+-----------------+-----------------+-----------------+------------------ TABLE VII. BRIGHT SUNLIGHT (South), 18--9--12. 10 Minutes’ Exposure on White Sensitized Papers. ---+-------------+---- --------+--------------+--------------- NO.| OPEN SCREEN.| RED SCREEN. |ORANGE SCREEN.|YELLOW SCREEN. ---+-------------+-------------+--------------+--------------- |Blk. Or. Red.|Blk. Or. Yel.|Blk. Or. Red.|Blk. Or. Red. 1 | 8·4 1·6 6·5|2·8 6·8 1·9| ·34 1·41 ·55| 2·3 7·1 -- 2 | 8·2 2·0 6·3|2·7 4·7 3·6|-- -- -- | ·8 1·9 ·70 3 | 7·8 2·2 7·5|2·4 7·0 4·1|-- -- -- | 2·4 4·2 ·80 4 | 7·8 1·6 8·6|2·4 5·4 3·2|-- -- -- | 1·5 2·3 ·70 | | | | 5 | 6·4 4·4 7·7|2·4 5·2 3·0|-- -- -- | ·9 1·8 ·80 6 | 5·2 6·3 5·5|2·3 5·1 3·0|-- -- -- | 1·1 2·0 ·80 BRIGHT SUNLIGHT (South), 18--9--12. 20 Minutes. | Vio. Red.| Or. Red.| Or. Yel.| Red. 1 |10·6 1·4 5·0|7·0 2·2 8·3|1·1 3·6 ·9 |10·0 -- 7·0 | | | Red.| Or. 2 |10·0 -- ·8|7·0 2·6 7·4|-- 1·0 ·3 | 7·4 2·0 3·6 | Or. | | | 3 | 9·2 1·6 2·2|4·5 5·5 8·0|1·8 7·4 -- | 5·2 4·2 8·1 | Or. | | | 4 |10·6 ·4 3·5|6·0 4·2 8·3| ·44 1·36 ·8 | 9·0 2·5 5·0 5 |10·0 ·8 5·7|6·2 4·0 8·3|-- ·7 ·45| 7·0 5·0 4·0 | | | | 6 | 6·2 4·6 7·7|5·0 7·5 4·0| ·2 ·4 ·5 | 5·4 7·1 4·5 BRIGHT SUNLIGHT (South), 18--9--12. 30 Minutes.