附錄:Unicode/雜項工業符號
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| ⟵ 數學運算子 | 雜項工業符號 |
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此附錄含“雜項工業符號” 區段（版本11.0）中的字符。此區段的碼位由 U+2300 至 U+23FF。
| 码位 | 图像 | 文字 | 名称 |
|---|---|---|---|
| U+2300 (8960) | ⌀ | DIAMETER SIGN | |
| U+2301 (8961) | ⌁ | ELECTRIC ARROW | |
| U+2302 (8962) | ⌂ | HOUSE | |
| U+2303 (8963) | ⌃ | UP ARROWHEAD | |
| U+2304 (8964) | ⌄ | DOWN ARROWHEAD | |
| U+2305 (8965) | ⌅ | PROJECTIVE | |
| U+2306 (8966) | ⌆ | PERSPECTIVE | |
| U+2307 (8967) | ⌇ | WAVY LINE | |
| U+2308 (8968) | ⌈ | LEFT CEILING | |
| U+2309 (8969) | ⌉ | RIGHT CEILING | |
| U+230A (8970) | ⌊ | LEFT FLOOR | |
| U+230B (8971) | ⌋ | RIGHT FLOOR | |
| U+230C (8972) | ⌌ | BOTTOM RIGHT CROP | |
| U+230D (8973) | ⌍ | BOTTOM LEFT CROP | |
| U+230E (8974) | ⌎ | TOP RIGHT CROP | |
| U+230F (8975) | ⌏ | TOP LEFT CROP | |
| U+2310 (8976) | ⌐ | REVERSED NOT SIGN | |
| U+2311 (8977) | ⌑ | SQUARE LOZENGE | |
| U+2312 (8978) | ⌒ | ARC | |
| U+2313 (8979) | ⌓ | SEGMENT | |
| U+2314 (8980) | ⌔ | SECTOR | |
| U+2315 (8981) | ⌕ | TELEPHONE RECORDER | |
| U+2316 (8982) | ⌖ | POSITION INDICATOR | |
| U+2317 (8983) | ⌗ | VIEWDATA SQUARE | |
| U+2318 (8984) | ⌘ | PLACE OF INTEREST SIGN | |
| U+2319 (8985) | ⌙ | TURNED NOT SIGN | |
| U+231A (8986) | 
|
⌚ | WATCH |
| U+231B (8987) | 
|
⌛ | HOURGLASS |
| U+231C (8988) | ⌜ | TOP LEFT CORNER | |
| U+231D (8989) | ⌝ | TOP RIGHT CORNER | |
| U+231E (8990) | ⌞ | BOTTOM LEFT CORNER | |
| U+231F (8991) | ⌟ | BOTTOM RIGHT CORNER | |
| U+2320 (8992) | ⌠ | TOP HALF INTEGRAL | |
| U+2321 (8993) | ⌡ | BOTTOM HALF INTEGRAL | |
| U+2322 (8994) | ⌢ | FROWN | |
| U+2323 (8995) | ⌣ | SMILE | |
| U+2324 (8996) | ⌤ | UP ARROWHEAD BETWEEN TWO HORIZONTAL BARS | |
| U+2325 (8997) | ⌥ | OPTION KEY | |
| U+2326 (8998) | ⌦ | ERASE TO THE RIGHT | |
| U+2327 (8999) | ⌧ | X IN A RECTANGLE BOX | |
| U+2328 (9000) | ⌨ | KEYBOARD | |
| U+2329 (9001) | 〈 | LEFT-POINTING ANGLE BRACKET | |
| U+232A (9002) | 〉 | RIGHT-POINTING ANGLE BRACKET | |
| U+232B (9003) | ⌫ | ERASE TO THE LEFT | |
| U+232C (9004) | ⌬ | BENZENE RING | |
| U+232D (9005) | ⌭ | CYLINDRICITY | |
| U+232E (9006) | ⌮ | ALL AROUND-PROFILE | |
| U+232F (9007) | ⌯ | SYMMETRY | |
| U+2330 (9008) | ⌰ | TOTAL RUNOUT | |
| U+2331 (9009) | ⌱ | DIMENSION ORIGIN | |
| U+2332 (9010) | ⌲ | CONICAL TAPER | |
| U+2333 (9011) | ⌳ | SLOPE | |
| U+2334 (9012) | ⌴ | COUNTERBORE | |
| U+2335 (9013) | ⌵ | COUNTERSINK | |
| U+2336 (9014) | ⌶ | APL FUNCTIONAL SYMBOL I-BEAM | |
| U+2337 (9015) | ⌷ | APL FUNCTIONAL SYMBOL SQUISH QUAD | |
| U+2338 (9016) | ⌸ | APL FUNCTIONAL SYMBOL QUAD EQUAL | |
| U+2339 (9017) | ⌹ | APL FUNCTIONAL SYMBOL QUAD DIVIDE | |
| U+233A (9018) | ⌺ | APL FUNCTIONAL SYMBOL QUAD DIAMOND | |
| U+233B (9019) | ⌻ | APL FUNCTIONAL SYMBOL QUAD JOT | |
| U+233C (9020) | ⌼ | APL FUNCTIONAL SYMBOL QUAD CIRCLE | |
| U+233D (9021) | ⌽ | APL FUNCTIONAL SYMBOL CIRCLE STILE | |
| U+233E (9022) | ⌾ | APL FUNCTIONAL SYMBOL CIRCLE JOT | |
| U+233F (9023) | ⌿ | APL FUNCTIONAL SYMBOL SLASH BAR | |
| U+2340 (9024) | ⍀ | APL FUNCTIONAL SYMBOL BACKSLASH BAR | |
| U+2341 (9025) | ⍁ | APL FUNCTIONAL SYMBOL QUAD SLASH | |
| U+2342 (9026) | ⍂ | APL FUNCTIONAL SYMBOL QUAD BACKSLASH | |
| U+2343 (9027) | ⍃ | APL FUNCTIONAL SYMBOL QUAD LESS-THAN | |
| U+2344 (9028) | ⍄ | APL FUNCTIONAL SYMBOL QUAD GREATER-THAN | |
| U+2345 (9029) | ⍅ | APL FUNCTIONAL SYMBOL LEFTWARDS VANE | |
| U+2346 (9030) | ⍆ | APL FUNCTIONAL SYMBOL RIGHTWARDS VANE | |
| U+2347 (9031) | ⍇ | APL FUNCTIONAL SYMBOL QUAD LEFTWARDS ARROW | |
| U+2348 (9032) | ⍈ | APL FUNCTIONAL SYMBOL QUAD RIGHTWARDS ARROW | |
| U+2349 (9033) | ⍉ | APL FUNCTIONAL SYMBOL CIRCLE BACKSLASH | |
| U+234A (9034) | ⍊ | APL FUNCTIONAL SYMBOL DOWN TACK UNDERBAR | |
| U+234B (9035) | ⍋ | APL FUNCTIONAL SYMBOL DELTA STILE | |
| U+234C (9036) | ⍌ | APL FUNCTIONAL SYMBOL QUAD DOWN CARET | |
| U+234D (9037) | ⍍ | APL FUNCTIONAL SYMBOL QUAD DELTA | |
| U+234E (9038) | ⍎ | APL FUNCTIONAL SYMBOL DOWN TACK JOT | |
| U+234F (9039) | ⍏ | APL FUNCTIONAL SYMBOL UPWARDS VANE | |
| U+2350 (9040) | ⍐ | APL FUNCTIONAL SYMBOL QUAD UPWARDS ARROW | |
| U+2351 (9041) | ⍑ | APL FUNCTIONAL SYMBOL UP TACK OVERBAR | |
| U+2352 (9042) | ⍒ | APL FUNCTIONAL SYMBOL DEL STILE | |
| U+2353 (9043) | ⍓ | APL FUNCTIONAL SYMBOL QUAD UP CARET | |
| U+2354 (9044) | ⍔ | APL FUNCTIONAL SYMBOL QUAD DEL | |
| U+2355 (9045) | ⍕ | APL FUNCTIONAL SYMBOL UP TACK JOT | |
| U+2356 (9046) | ⍖ | APL FUNCTIONAL SYMBOL DOWNWARDS VANE | |
| U+2357 (9047) | ⍗ | APL FUNCTIONAL SYMBOL QUAD DOWNWARDS ARROW | |
| U+2358 (9048) | ⍘ | APL FUNCTIONAL SYMBOL QUOTE UNDERBAR | |
| U+2359 (9049) | ⍙ | APL FUNCTIONAL SYMBOL DELTA UNDERBAR | |
| U+235A (9050) | ⍚ | APL FUNCTIONAL SYMBOL DIAMOND UNDERBAR | |
| U+235B (9051) | ⍛ | APL FUNCTIONAL SYMBOL JOT UNDERBAR | |
| U+235C (9052) | ⍜ | APL FUNCTIONAL SYMBOL CIRCLE UNDERBAR | |
| U+235D (9053) | ⍝ | APL FUNCTIONAL SYMBOL UP SHOE JOT | |
| U+235E (9054) | ⍞ | APL FUNCTIONAL SYMBOL QUOTE QUAD | |
| U+235F (9055) | ⍟ | APL FUNCTIONAL SYMBOL CIRCLE STAR | |
| U+2360 (9056) | ⍠ | APL FUNCTIONAL SYMBOL QUAD COLON | |
| U+2361 (9057) | ⍡ | APL FUNCTIONAL SYMBOL UP TACK DIAERESIS | |
| U+2362 (9058) | ⍢ | APL FUNCTIONAL SYMBOL DEL DIAERESIS | |
| U+2363 (9059) | ⍣ | APL FUNCTIONAL SYMBOL STAR DIAERESIS | |
| U+2364 (9060) | ⍤ | APL FUNCTIONAL SYMBOL JOT DIAERESIS | |
| U+2365 (9061) | ⍥ | APL FUNCTIONAL SYMBOL CIRCLE DIAERESIS | |
| U+2366 (9062) | ⍦ | APL FUNCTIONAL SYMBOL DOWN SHOE STILE | |
| U+2367 (9063) | ⍧ | APL FUNCTIONAL SYMBOL LEFT SHOE STILE | |
| U+2368 (9064) | ⍨ | APL FUNCTIONAL SYMBOL TILDE DIAERESIS | |
| U+2369 (9065) | ⍩ | APL FUNCTIONAL SYMBOL GREATER-THAN DIAERESIS | |
| U+236A (9066) | ⍪ | APL FUNCTIONAL SYMBOL COMMA BAR | |
| U+236B (9067) | ⍫ | APL FUNCTIONAL SYMBOL DEL TILDE | |
| U+236C (9068) | ⍬ | APL FUNCTIONAL SYMBOL ZILDE | |
| U+236D (9069) | ⍭ | APL FUNCTIONAL SYMBOL STILE TILDE | |
| U+236E (9070) | ⍮ | APL FUNCTIONAL SYMBOL SEMICOLON UNDERBAR | |
| U+236F (9071) | ⍯ | APL FUNCTIONAL SYMBOL QUAD NOT EQUAL | |
| U+2370 (9072) | ⍰ | APL FUNCTIONAL SYMBOL QUAD QUESTION | |
| U+2371 (9073) | ⍱ | APL FUNCTIONAL SYMBOL DOWN CARET TILDE | |
| U+2372 (9074) | ⍲ | APL FUNCTIONAL SYMBOL UP CARET TILDE | |
| U+2373 (9075) | ⍳ | APL FUNCTIONAL SYMBOL IOTA | |
| U+2374 (9076) | ⍴ | APL FUNCTIONAL SYMBOL RHO | |
| U+2375 (9077) | ⍵ | APL FUNCTIONAL SYMBOL OMEGA | |
| U+2376 (9078) | ⍶ | APL FUNCTIONAL SYMBOL ALPHA UNDERBAR | |
| U+2377 (9079) | ⍷ | APL FUNCTIONAL SYMBOL EPSILON UNDERBAR | |
| U+2378 (9080) | ⍸ | APL FUNCTIONAL SYMBOL IOTA UNDERBAR | |
| U+2379 (9081) | ⍹ | APL FUNCTIONAL SYMBOL OMEGA UNDERBAR | |
| U+237A (9082) | ⍺ | APL FUNCTIONAL SYMBOL ALPHA | |
| U+237B (9083) | ⍻ | NOT CHECK MARK | |
| U+237C (9084) | ⍼ | RIGHT ANGLE WITH DOWNWARDS ZIGZAG ARROW | |
| U+237D (9085) | ⍽ | SHOULDERED OPEN BOX | |
| U+237E (9086) | ⍾ | BELL SYMBOL | |
| U+237F (9087) | ⍿ | VERTICAL LINE WITH MIDDLE DOT | |
| U+2380 (9088) | ⎀ | INSERTION SYMBOL | |
| U+2381 (9089) | ⎁ | CONTINUOUS UNDERLINE SYMBOL | |
| U+2382 (9090) | ⎂ | DISCONTINUOUS UNDERLINE SYMBOL | |
| U+2383 (9091) | ⎃ | EMPHASIS SYMBOL | |
| U+2384 (9092) | ⎄ | COMPOSITION SYMBOL | |
| U+2385 (9093) | ⎅ | WHITE SQUARE WITH CENTRE VERTICAL LINE | |
| U+2386 (9094) | ⎆ | ENTER SYMBOL | |
| U+2387 (9095) | ⎇ | ALTERNATIVE KEY SYMBOL | |
| U+2388 (9096) | ⎈ | HELM SYMBOL | |
| U+2389 (9097) | ⎉ | CIRCLED HORIZONTAL BAR WITH NOTCH | |
| U+238A (9098) | ⎊ | CIRCLED TRIANGLE DOWN | |
| U+238B (9099) | ⎋ | BROKEN CIRCLE WITH NORTHWEST ARROW | |
| U+238C (9100) | ⎌ | UNDO SYMBOL | |
| U+238D (9101) | ⎍ | MONOSTABLE SYMBOL | |
| U+238E (9102) | ⎎ | HYSTERESIS SYMBOL | |
| U+238F (9103) | ⎏ | OPEN-CIRCUIT-OUTPUT H-TYPE SYMBOL | |
| U+2390 (9104) | ⎐ | OPEN-CIRCUIT-OUTPUT L-TYPE SYMBOL | |
| U+2391 (9105) | ⎑ | PASSIVE-PULL-DOWN-OUTPUT SYMBOL | |
| U+2392 (9106) | ⎒ | PASSIVE-PULL-UP-OUTPUT SYMBOL | |
| U+2393 (9107) | ⎓ | DIRECT CURRENT SYMBOL FORM TWO | |
| U+2394 (9108) | ⎔ | SOFTWARE-FUNCTION SYMBOL | |
| U+2395 (9109) | ⎕ | APL FUNCTIONAL SYMBOL QUAD | |
| U+2396 (9110) | ⎖ | DECIMAL SEPARATOR KEY SYMBOL | |
| U+2397 (9111) | ⎗ | PREVIOUS PAGE | |
| U+2398 (9112) | ⎘ | NEXT PAGE | |
| U+2399 (9113) | ⎙ | PRINT SCREEN SYMBOL | |
| U+239A (9114) | ⎚ | CLEAR SCREEN SYMBOL | |
| U+239B (9115) | ⎛ | LEFT PARENTHESIS UPPER HOOK | |
| U+239C (9116) | ⎜ | LEFT PARENTHESIS EXTENSION | |
| U+239D (9117) | ⎝ | LEFT PARENTHESIS LOWER HOOK | |
| U+239E (9118) | ⎞ | RIGHT PARENTHESIS UPPER HOOK | |
| U+239F (9119) | ⎟ | RIGHT PARENTHESIS EXTENSION | |
| U+23A0 (9120) | ⎠ | RIGHT PARENTHESIS LOWER HOOK | |
| U+23A1 (9121) | ⎡ | LEFT SQUARE BRACKET UPPER CORNER | |
| U+23A2 (9122) | ⎢ | LEFT SQUARE BRACKET EXTENSION | |
| U+23A3 (9123) | ⎣ | LEFT SQUARE BRACKET LOWER CORNER | |
| U+23A4 (9124) | ⎤ | RIGHT SQUARE BRACKET UPPER CORNER | |
| U+23A5 (9125) | ⎥ | RIGHT SQUARE BRACKET EXTENSION | |
| U+23A6 (9126) | ⎦ | RIGHT SQUARE BRACKET LOWER CORNER | |
| U+23A7 (9127) | ⎧ | LEFT CURLY BRACKET UPPER HOOK | |
| U+23A8 (9128) | ⎨ | LEFT CURLY BRACKET MIDDLE PIECE | |
| U+23A9 (9129) | ⎩ | LEFT CURLY BRACKET LOWER HOOK | |
| U+23AA (9130) | ⎪ | CURLY BRACKET EXTENSION | |
| U+23AB (9131) | ⎫ | RIGHT CURLY BRACKET UPPER HOOK | |
| U+23AC (9132) | ⎬ | RIGHT CURLY BRACKET MIDDLE PIECE | |
| U+23AD (9133) | ⎭ | RIGHT CURLY BRACKET LOWER HOOK | |
| U+23AE (9134) | ⎮ | INTEGRAL EXTENSION | |
| U+23AF (9135) | ⎯ | HORIZONTAL LINE EXTENSION | |
| U+23B0 (9136) | ⎰ | UPPER LEFT OR LOWER RIGHT CURLY BRACKET SECTION | |
| U+23B1 (9137) | ⎱ | UPPER RIGHT OR LOWER LEFT CURLY BRACKET SECTION | |
| U+23B2 (9138) | ⎲ | SUMMATION TOP | |
| U+23B3 (9139) | ⎳ | SUMMATION BOTTOM | |
| U+23B4 (9140) | ⎴ | TOP SQUARE BRACKET | |
| U+23B5 (9141) | ⎵ | BOTTOM SQUARE BRACKET | |
| U+23B6 (9142) | ⎶ | BOTTOM SQUARE BRACKET OVER TOP SQUARE BRACKET | |
| U+23B7 (9143) | ⎷ | RADICAL SYMBOL BOTTOM | |
| U+23B8 (9144) | ⎸ | LEFT VERTICAL BOX LINE | |
| U+23B9 (9145) | ⎹ | RIGHT VERTICAL BOX LINE | |
| U+23BA (9146) | ⎺ | HORIZONTAL SCAN LINE-1 | |
| U+23BB (9147) | ⎻ | HORIZONTAL SCAN LINE-3 | |
| U+23BC (9148) | ⎼ | HORIZONTAL SCAN LINE-7 | |
| U+23BD (9149) | ⎽ | HORIZONTAL SCAN LINE-9 | |
| U+23BE (9150) | ⎾ | DENTISTRY SYMBOL LIGHT VERTICAL AND TOP RIGHT | |
| U+23BF (9151) | ⎿ | DENTISTRY SYMBOL LIGHT VERTICAL AND BOTTOM RIGHT | |
| U+23C0 (9152) | ⏀ | DENTISTRY SYMBOL LIGHT VERTICAL WITH CIRCLE | |
| U+23C1 (9153) | ⏁ | DENTISTRY SYMBOL LIGHT DOWN AND HORIZONTAL WITH CIRCLE | |
| U+23C2 (9154) | ⏂ | DENTISTRY SYMBOL LIGHT UP AND HORIZONTAL WITH CIRCLE | |
| U+23C3 (9155) | ⏃ | DENTISTRY SYMBOL LIGHT VERTICAL WITH TRIANGLE | |
| U+23C4 (9156) | ⏄ | DENTISTRY SYMBOL LIGHT DOWN AND HORIZONTAL WITH TRIANGLE | |
| U+23C5 (9157) | ⏅ | DENTISTRY SYMBOL LIGHT UP AND HORIZONTAL WITH TRIANGLE | |
| U+23C6 (9158) | ⏆ | DENTISTRY SYMBOL LIGHT VERTICAL AND WAVE | |
| U+23C7 (9159) | ⏇ | DENTISTRY SYMBOL LIGHT DOWN AND HORIZONTAL WITH WAVE | |
| U+23C8 (9160) | ⏈ | DENTISTRY SYMBOL LIGHT UP AND HORIZONTAL WITH WAVE | |
| U+23C9 (9161) | ⏉ | DENTISTRY SYMBOL LIGHT DOWN AND HORIZONTAL | |
| U+23CA (9162) | ⏊ | DENTISTRY SYMBOL LIGHT UP AND HORIZONTAL | |
| U+23CB (9163) | ⏋ | DENTISTRY SYMBOL LIGHT VERTICAL AND TOP LEFT | |
| U+23CC (9164) | ⏌ | DENTISTRY SYMBOL LIGHT VERTICAL AND BOTTOM LEFT | |
| U+23CD (9165) | ⏍ | SQUARE FOOT | |
| U+23CE (9166) | ⏎ | RETURN SYMBOL | |
| U+23CF (9167) | ⏏ | EJECT SYMBOL | |
| U+23D0 (9168) | ⏐ | VERTICAL LINE EXTENSION | |
| U+23D1 (9169) | ⏑ | METRICAL BREVE | |
| U+23D2 (9170) | ⏒ | METRICAL LONG OVER SHORT | |
| U+23D3 (9171) | ⏓ | METRICAL SHORT OVER LONG | |
| U+23D4 (9172) | ⏔ | METRICAL LONG OVER TWO SHORTS | |
| U+23D5 (9173) | ⏕ | METRICAL TWO SHORTS OVER LONG | |
| U+23D6 (9174) | ⏖ | METRICAL TWO SHORTS JOINED | |
| U+23D7 (9175) | ⏗ | METRICAL TRISEME | |
| U+23D8 (9176) | ⏘ | METRICAL TETRASEME | |
| U+23D9 (9177) | ⏙ | METRICAL PENTASEME | |
| U+23DA (9178) | ⏚ | EARTH GROUND | |
| U+23DB (9179) | ⏛ | FUSE | |
| U+23DC (9180) | 
|
⏜ | TOP PARENTHESIS |
| U+23DD (9181) | 
|
⏝ | BOTTOM PARENTHESIS |
| U+23DE (9182) | ⏞ | TOP CURLY BRACKET | |
| U+23DF (9183) | ⏟ | BOTTOM CURLY BRACKET | |
| U+23E0 (9184) | ⏠ | TOP TORTOISE SHELL BRACKET | |
| U+23E1 (9185) | ⏡ | BOTTOM TORTOISE SHELL BRACKET | |
| U+23E2 (9186) | ⏢ | WHITE TRAPEZIUM | |
| U+23E3 (9187) | ⏣ | BENZENE RING WITH CIRCLE | |
| U+23E4 (9188) | ⏤ | STRAIGHTNESS | |
| U+23E5 (9189) | ⏥ | FLATNESS | |
| U+23E6 (9190) | ⏦ | AC CURRENT | |
| U+23E7 (9191) | ⏧ | ELECTRICAL INTERSECTION | |
| U+23E8 (9192) | ⏨ | DECIMAL EXPONENT SYMBOL | |
| U+23E9 (9193) | 
|
⏩ | BLACK RIGHT-POINTING DOUBLE TRIANGLE |
| U+23EA (9194) | 
|
⏪ | BLACK LEFT-POINTING DOUBLE TRIANGLE |
| U+23EB (9195) | 
|
⏫ | BLACK UP-POINTING DOUBLE TRIANGLE |
| U+23EC (9196) | 
|
⏬ | BLACK DOWN-POINTING DOUBLE TRIANGLE |
| U+23ED (9197) | ⏭ | BLACK RIGHT-POINTING DOUBLE TRIANGLE WITH VERTICAL BAR | |
| U+23EE (9198) | ⏮ | BLACK LEFT-POINTING DOUBLE TRIANGLE WITH VERTICAL BAR | |
| U+23EF (9199) | ⏯ | BLACK RIGHT-POINTING TRIANGLE WITH DOUBLE VERTICAL BAR | |
| U+23F0 (9200) | 
|
⏰ | ALARM CLOCK |
| U+23F1 (9201) | ⏱ | STOPWATCH | |
| U+23F2 (9202) | ⏲ | TIMER CLOCK | |
| U+23F3 (9203) | 
|
⏳ | HOURGLASS WITH FLOWING SAND |
| U+23F4 (9204) | ⏴ | BLACK MEDIUM LEFT-POINTING TRIANGLE | |
| U+23F5 (9205) | ⏵ | BLACK MEDIUM RIGHT-POINTING TRIANGLE | |
| U+23F6 (9206) | ⏶ | BLACK MEDIUM UP-POINTING TRIANGLE | |
| U+23F7 (9207) | ⏷ | BLACK MEDIUM DOWN-POINTING TRIANGLE | |
| U+23F8 (9208) | ⏸ | DOUBLE VERTICAL BAR | |
| U+23F9 (9209) | ⏹ | BLACK SQUARE FOR STOP | |
| U+23FA (9210) | ⏺ | BLACK CIRCLE FOR RECORD | |
| U+23FB (9211) | ⏻ | POWER SYMBOL | |
| U+23FC (9212) | ⏼ | POWER ON-OFF SYMBOL | |
| U+23FD (9213) | ⏽ | POWER ON SYMBOL | |
| U+23FE (9214) | ⏾ | POWER SLEEP SYMBOL | |
| U+23FF (9215) | ⏿ | OBSERVER EYE SYMBOL |