KB25CKW01-05-GG

KB15SKW01-05-GG GREATECS | Alldatasheet

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Miniature Pushbuttons KB Series KB How to order: 1 2 3 4 sales@greatecs.com www.greatecs.com 1 S C R K POLES: SPDT DPDT CIRCUITS: ON-(ON) ON-ON (Alternate Action with Latchdown) SHAPES: Square Round Rectangular HOUSING: Black only W01 G01 CONTACTS & TERMINALS: Silver Contacts and Solder Lug Terminals 1A @ 125/250V AC Gold Contacts and Solder Lug Terminals 0.4VA @ 28V AC/DC LAMPS: CAPS TYPES & COLORS:1 Illuminated Switches 7 8 Solid Cap: Lens/Filter Colors (for type 1 lamp) White/White Red/White55 Red/Red Yellow/WhiteType1: Incandescent Lamp used with Solid Cap 5-volt 12-volt LED Cap: Lens/Diffuser Colors (for type 4 lamp) Clear/White Type 4: Super Bright LED used with LED Cap White Green Blue LED Cap: Lens/Diffuser Colors (for type 3 lamp) Clear/White Clear/Red Clear/Amber Clear/Green Type 3: Bright LED used with LED Cap No Resistor 5-volt 12-volt 24-volt Red Amber Green 110-volt Neon 5-volt Incandescent 12-volt Incandescent Insert Cap: Lens/Filter Colors (for type 2 lamp) Clear/White Clear/Red Clear/Yellow Clear/Green Clear/Blue * JF & JG not suitable with neon. JB JB JC JD JF JB JC JF JE JG BB CB CC EB Type2: Incandescent or Neon used w / Insert Cap 5C245C125C05 5D245D125D05 5F245F125F05 Square tBushing Mount Single & Double Pole Rectangular tBushing Mount Single & Double Pole Round tBushing Mount Single & Double Pole KB15SKW01-05-GG Single pole models do not have terminals 4, 5, & 6. KB25CKW01-05-GG Single pole models do not have terminals 4, 5, & 6. KB15RKW01-05-GG Single pole models do not have terminals 4, 5, & 6. (11.6) Sq .457 (14.0) Sq .551 (5.0) .197 (1.0) .039 (14.2) .559 (24.7) .972 (5.3) .209 (5.0) .197 M12 P1 (1.0) x (2.0) Ty p .039 x .079 (0.2) Ty p .008 (1.8) Ty p .071 (3.5) .138 Latchdown Position (1.4) .055 L LCOM (4.9) .193 (1.8) .071 Keyway (.127 .005 (5.08) .200 (9.0) .354 (1.7) Typ .067 (11.6) Dia .457 (14.0) Dia .551 (5.0) .197 (1.0) .039 (14.2) .559 (24.7) .972 (5.3) .209 (5.0) .197 M12 P1 (1.0) x (2.0) Ty p .039 x .079 (0.2) Ty p .008 (1.8) Ty p .071 (3.5) .138 Latchdown Position (1.4) .055 L LCOM (4.9) .193 (1.8) .071 Keyway (.127 .005 (5.08) .200 (9.0) .354 (1.7) Typ .067 (11.6) .457 (16.1) .634 (18.5) .728 (14.0) .551 (5.0) .197 (1.0) .039 (14.2) .559 (24.7) .972 (5.3) .209 (3.5) .138 (5.0) .197 M12 P1 (1.0) x (2.0) Ty p .039 x .079 (0.2) Ty p .008 (1.8) Ty p .071 Latchdown Position (1.4) .055 L LCOM (4.9) .193 (1.8) .071 Keyway (.127 .005 (5.08) .200 (9.0) .354 (1.7) Typ .067 Bushing Mounting Snap-in Mounting K M N Square Round Rectangular B BARRIER TYPE: With Barrier Blank No Barrier Green/White Green/Green55 Blue/White Blue/Blue FB FF GB GG AB Square Spot Illuminated Black Cap/White Window

Miniature Pushbuttons KB Series sales@greatecs.com www.greatecs.com 2 Illuminated Switches TYPICAL SWITCH DIMENSIONS Square t Snap-in Mount Single & Double Pole Rectangular t Snap-in Mount Single & Double Pole Round t Snap-in Mount Single & Double Pole KB16KKW01-05-CB Single pole models do not have terminals 4, 5, & 6. KB26MKW01-05-CB Single pole models do not have terminals 4, 5, & 6. KB16NKW01-05-CB Single pole models do not have terminals 4, 5, & 6. (2.3) .090 (11.6) Sq .457 (14.0) Sq .551 (1.0) .039 (24.7) .972 (5.3) .209 (5.0) .197 (1.0) x (2.0) Ty p .039 x .079 (0.2) Ty p .008 (1.8) Ty p .071(3.5) .138 Latchdown Position (1.4) .055 L LCOM (4.9) .193 (1.8) .071 Keyway (.127 .005 (5.08) .200 (9.0) .354 (1.7) Typ .067 L LCOM (4.9) .193 (1.8) .071 Keyway (.127 .005 (5.08) .200 (9.0) .354 (1.7) Typ .067 (1.0) .039 (24.7) .972 (5.3) .209 (5.0) .197 (1.0) x (2.0) Ty p .039 x .079 (0.2) Ty p .008 (1.8) Ty p .071(3.5) .138 Latchdown Position (1.4) .055 (11.6) Dia .457 (14.0) Dia .551 (2.3) .090 (11.6) .457 (16.1) .634 (18.5) .728 (14.0) .551 (1.0) .039 (24.7) .972 (5.3) .209 (5.0) .197 (1.0) x (2.0) Ty p .039 x .079 (0.2) Ty p .008 (1.8) Ty p .071(3.5) .138 Latchdown Position (1.4) .055 L LCOM (4.9) .193 (1.8) .071 Keyway (.127) .005 (5.08) .200 (9.0) .354 (1.7) Typ .067

Miniature Pushbuttons KB Series sales@greatecs.com www.greatecs.com 3 Illuminated Switches TYPICAL SWITCH DIMENSIONS Square tBarrier tBushing Mount Single & Double Pole Rectangular tBarrier tBushing Mount Single & Double Pole Square tBarrier t Snap-in Mount Single & Double Pole KB15SKW01B-6G-JB Single pole models do not have terminals 4, 5, & 6. KB15KKW01B-5C-JC Single pole models do not have terminals 4, 5, & 6. KB15RKW01B-5F-JF Single pole models do not have terminals 4, 5, & 6. L LCOM (4.9) .193 (1.8) .071 Keyway (.127 .005 (5.08) .200 (9.0) .354 (1.7) Typ .067 L LCOM (4.9) .193 (1.8) .071 Keyway (.127 .005 (5.08) .200 (9.0) .354 (1.7) Typ .067 L LCOM (4.9) .193 (1.8) .071 Keyway (.127 .005 (5.08) .200 (9.0) .354 (1.7) Typ .067 L LCOM (4.9) .193 (1.8) .071 Keyway (.127) .005 (5.08) .200 (9.0) .354 (1.7) Typ .067 Rectangular tBarrier t Snap-in Mount Single & Double Pole KB15NKW01B-5D-JD Single pole models do not have terminals 4, 5, & 6. (5.0) .197 (1.0) .039 (14.2) .559 (24.7) .972 (5.3) .209 (5.0) .197 M12 P1 (1.0) x (2.0) Ty p .039 x .079 (0.2) Ty p .008 (1.8) Ty p .071 (8.8) .346 (11.6) Sq .457 (14.0) Sq .551 (11.6) Sq .457 (14.0) Sq .551 (1.0) .039 (24.7) .972 (5.0) .197 (1.0) x (2.0) Ty p .039 x .079 (0.2) Ty p .008 (1.8)Ty p .071 (5.3) .209 (8.8) .346 (11.6) .457 (16.1) .634 (18.5) .728 (14.0) .551 (5.0) .197 (1.0) .039 (14.2) .559 (24.7) .972 (5.3) .209 (5.0) .197 M12 P1 (1.0) x (2.0) Ty p .039 x .079 (0.2) Ty p .008 (1.8) Ty p .071 (8.8) .346 (11.6) .457 (16.1) .634 (18.5) .728 (14.0) .551 (1.0) .039 (24.7) .972 (5.0) .197 (1.0) x (2.0) Ty p .039 x .079 (0.2) Ty p .008 (1.8)Ty p .071 (5.3) .209 (8.8) .346

Miniature Pushbuttons KB Series General Specifications sales@greatecs.com www.greatecs.com 4 Illuminated Switches Electrical Capacity (Resistive Load) Power Level (silver): 1A @ 125/250V AC or 1A @ 30V DC Logic Level (gold): 0.4VA maximum @ 28V AC/DC maximum (Applicable Range 0.1mA ~ 0.1A @ 20mV ~ 28V) Note: Find additional explanation of operating range in Supplement section. Other Ratings Contact Resistance: 50 milliohms maximum Insulation Resistance: 1,000 megohms minimum @ 500V DC Dielectric Strength: For Silver: 1,000V AC minimum between contacts for 1 minute minimum & 1,500V AC minimum between contacts & case for 1 minute minimum Mechanical Life: 100,000 operations minimum Electrical Life: 50,000 operations minimum for silver; 100,000 operations minimum for gold Nominal Operating Force: Single pole 0.98 ~ 2.45N for maintained & 0.98 ~ 1.96N for momentary; Contact Timing: Nonshorting (break-before-make) Travel: Materials & Finishes Environmental Data Installation Standards & Certifications For Gold: 750V AC minimum between contacts for 1 minute minimum & 1,500V AC minimum between contacts & case for 1 minute minimum Operating Temp Range: –25°C through +50°C (–13°F through +122°F) Humidity: 90 ~ 95% humidity for 96 hours @ 40°C (104°F) Vibration: 10 ~ 55Hz with peak-to-peak amplitude of 1.5mm traversing the frequency range & returning in 1 minute; 3 right angled directions for 2 hours Shock: 50G (490m/s ) acceleration (tested in 6 right angled directions, with 3 shocks in each direction) Mounting Torque: 0.78Nm (6.9 lb t in) maximum Cap Installation Force: 4.51N (1.0 lbf) maximum downward force on cap Soldering Time & Temperature: Flammability Standards: UL94V-0 housing & housing base UL & C-UL Recognized: Single & double pole models recognized at 1A @ 125/250V AC, 1A @ 30V DC, & 0.4A @ 28V DC; UL File No. WOYR2.E44145: add “/U” to end of part number to order UL mark on switch. UL File No. WOYR8.E44145: add “/C-UL” to end of part number to order C-UL mark on switch. Single & double pole models recognized at 1A @ 125/250V AC, 1A @ 30V DC, & 0.4VA @ 28V maximum; CSA File No. 023535-0-000; add “/C” to end of part number to order CSA mark on switch. R Double pole 1.47 ~ 3.43N for maintained & 1.47 ~ 2.94N for momentary Housing: Polyamide (UL94V-0) Movable Contactor: Silver for power circuit; copper with gold plating for logic level circuit Stationary Contacts: Silver for power circuit; copper with gold plating for logic level circuit Housing Base: Polyamide (UL94V-0) Terminal Base: Polyester Common Terminals: End Terminals: Lamp Terminals: Phosphor bronze with silver flash plating for power circuit; Phosphor bronze with gold flash plating for logic level circuit Brass with silver flash plating for power circuit; Brass with gold flash plating for logic level circuit Phosphor bronze with nickel flash plating Manual Soldering: See Profile A in Supplement section CSA Certified:

Miniature Pushbuttons KB Series sales@greatecs.com www.greatecs.com 5 Illuminated Switches CUTAWAYPOLE & CIRCUIT Plunger Position ( ) = Momentary Connected Terminals Throw & Switch/Lamp Schematics Pole Model Normal Down Normal Down Notes: Switch is marked with “+” and “–”. Lamp circuit is isolated and requires external power source. SP KB15 ON ON (ON) ON 2-3 2-1 SPDT DP * ON ON (ON) ON 1-3 4-6 2-1 5-4 DPDT * When in latchdown position for the alternate circuit, cap position is .055” (1.4mm) above the built-in bezel. L (+) (-) L KB16 KB25 KB26 MOUNTING TYPES & SHAPES 2 (COM) 4613 25 (COM) L (+) (-) L Bushing Mounting S .551” (14.0mm) Square Bezel or barrier is an integral part of the switch body. One mounting nut AT057 supplied with each switch. Snap-in Mounting RC Bezel or barrier is an integral part of the switch body. .551” (14.0mm) Round Rectangular K .551” (14.0mm) Square NM .551” (14.0mm) Round Rectangular Panel Cutouts Bushing Mounting Snap-in Mounting Panel thicknesses, when using optional accessories, are shown with the accessories at the end of this KB section. Without Keyway With Keyway Panel Thickness: .020” ~ .315” (0.5 ~ 8.0mm) Panel Thickness: .039” ~ .138” .484 (12.3) Dia .484 (1.8) .071 (4.9) .193 (12.3) Dia .484 (1.2) R .047 (6.8) .268 No barrier With barrier No barrier With barrier No barrier With barrierNo barrier With barrier

Miniature Pushbuttons KB Series sales@greatecs.com www.greatecs.com 6 Illuminated Switches CONTACT MATERIALS, RATINGS $ TERMINALS Silver Contacts Gold Contacts Complete explanation of operating range in Supplement section. W G Power Level 1A @ 125V AC & 250V AC Logic Level 0.4V A maximum @ 28V AC/DC

01 Solder Lug

(5.0) .197 (1.8) .071 (1.0) .039 (2.0) .079 Thk = (0.2) .008 Com = (0.1) .005 A partitioned plastic guard is supplied with each switch to provide insulation between terminals. Installation steps: 1. Identify wire-to-terminal connections. 3. Solder the connections. 2. Thread wires through the guard. 4. Push the guard fully onto the switch body. (17.0 .669 (14.0) Dia .551 (12.4) Dia .488 LED circuit is isolated and requires external power source. Polarity marks are on the bottom of the switch. If the source voltage exceeds the rated voltage, a ballast resistor is required. The resistor value can be calculated by using the formula in the Supplement section. Ambient Temperature Range for lamps below: –25°C ~ +50°C. Voltage V 5V AC 12V AC 110V AC Current I 115mA 60mA 1.5mA Endurance Hours 7,000 average 10,000 05 12 01 Recommended Resistors for Neon: 33K ohms for 110V AC; 100K ohms for 220V AC T-1 Bi-pin AT611 Incandescent AT615 Neon Incandescent & Neon Lamps Resistor Codes Color Codes: Forward Peak Current I FM ——— Continuous Forward Current I F 25mA 20mA 10mA Forward Voltage V F 5V 12V 24V Reverse Peak Voltage V RM 4V 8V 16V Current Reduction Rate Above 25°C ΔI F ——— 5C 5D 5F 12 2405 Red Amber GreenAT634 LEDs are colored in OFF state. T-11⁄4 Bi-pin Bright LED with Resistor (-)(+) (+) (-) (+) (-) AT634 5-volt 2-element with 1 Resistor AT634 12-volt 4-element with 2 Resistors AT634 24-volt 4-element with 2 Resistors LAMP COLORS & SPECIFICATINS The electrical specifications shown are determined at a basic temperature of 25°C

Miniature Pushbuttons KB Series sales@greatecs.com www.greatecs.com 7 Illuminated Switches LAMP COLORS & SPECIFICATIONS Color White Green Blue Forward Peak Current IFM 30mA 30mA 30mA Continuous Forward Current IF 20mA 20mA 20mA Forward Voltage VF 3.6V 3.5V 3.6V Reverse Peak Voltage VRM 5V 5V 5V Current Reduction Rate Above 25°C ΔI F 0.50mA/°C 0.50mA/°C 0.50mA/°C Ambient Temperature Range –25° ~ +50°C 6F 6G6BAT625G Blue AT631B White AT632F Green T-1 Bi-pin Super Bright Single Element LED Attention Electrostatic Sensitive Devices (+) (-) Color Codes Red Amber Green Forward Peak Current I FM 30mA 30mA 30mA Continuous Forward Current I F 20mA 20mA 20mA Forward Voltage V F 1.9V 2.0V 2.1V Reverse Peak Voltage V RM 5V 5V 5V Current Reduction Rate Above 25°C ΔI F 0.42mA/°C Ambient Temperature Range –25° ~ +50°C 5C 5D 5F No CodeRed Amber Green No Resistor (+) (-) T-11⁄2 Bi-pin AT635 LEDs are colored in OFF state. Bright LED without Resistor CAP TYPES & COLOR COMBINATIONS BB Solid Cap for Incandescent Lamp Lens/Filter Colors Available: CB CC EB AT485 Square JF and JG not suitable with neon lamp. FB FF GB GG Color Codes: A Black B White C Red E Yellow F Green G Blue J Clear Material: Polycarbonate Finish: Glossy AT486 Round AT4021 Rectangular Material: Polycarbonate Finish: Glossy (11.6) Sq .457 (6.2) .244 (4.5) .177 (11.6) Dia .457 (6.2) .244 (4.5) .177 (11.6) Sq .457 (6.2) .244 (4.5) .177 (11.6) Dia .457 (6.2) .244 (4.5) .177 AT487 Square AT488 Round AT4022 Rectangular Insert Cap for Incandescent or Neon Lamp JB JC JE JF JG Lens/Filter Colors Available: (6.3) .248 (4.5) .177 (16.1) .634 (11.6) .457 (11.6) .457 (6.3) .248 (4.5 .177 (16.1) .634 Translucent Colored Lens Translucent Colored Filter Lamp AT611 Transparent Clear Lens Translucent Colored Filter Lamp AT611 Lamp AT615

Miniature Pushbuttons KB Series sales@greatecs.com www.greatecs.com 8 Illuminated Switches OPTIONAL ACCESSORIES Cap for Bright LED without Resistor or LED with Resistor Lens/Diffuser Colors Available: (AT4133, 4132, 4134 white diffusers; AT4158, 4160, 4159 colored diffusers) Square Material: Polycarbonate Finish: Glossy Round Rectangular Material: Polycarbonate Finish: Glossy (11.6) Sq .457 (6.2) .244 (4.5) .177 (11.6) Dia .457 (6.2) .244 (4.5) .177 AT4133 Square AT4132 Round AT4134 Rectangular Cap for Super Bright LED JB Lens/Diffuser Colors Available: (11.6) .457 (6.3) .248 (4.5 .177 (16.1) .634 Transparent Clear Lens Translucent Diffuser Translucent Clear Lens Translucent White Diffuser Color Codes: A Black B White C Red D Amber E Yellow F Green G Blue J Clear Spot Illuminated Cap for Bright LED without Resistor or with Resistor Opaque Black Cap with Translucent White Window for Spot Illumination AB Cap/Window Colors Available: AT4051 Square Material: Polycarbonate Finish: Matte Bright LED AT635 Bright LED AT634 (3.0) .118 (1.8) .071 (5.0) .197 (11.6) Sq .457 (4.6) .181 (6.2) .244 JB JC JD JF AT4133 AT4132 AT4134 AT4158 AT4160 AT4159 Bright LED AT635 Bright LED AT634 (11.6) .457 (6.3) .248 (4.5 .177 (16.1) .634 (11.6) Dia .457 (6.2) .244 (4.5) .177 (11.6) Sq .457 (6.2) .244 (4.5) .177 Super Bright LEDs AT625 AT631 AT632

Miniature Pushbuttons KB Series sales@greatecs.com www.greatecs.com 9 Illuminated Switches OPTIONAL ACCESSORIES PCB Adaptors Dust Covers AT701 Single Pole Straight PC Terminals AT702 Double Pole Straight PC Terminals AT077 Single Pole Right Angle PC Ter minals Note: Order adaptors separately + - 3NC COM NO (0.2) Ty p .008 (2.54) Ty p .100(10.16) .400 (2.54) Ty p .100 (0.2) Ty p .008Keyway (12.0) Dia .472 Switch Depth (2.8) .110 (0.3) .012 (9.8) .386 (3.1) .122 (0.6) Ty p .024 + - 3NC COM NO (0.2) Ty p .008 (2.54) Ty p .100(10.16) .400 (2.54) Ty p .100 (0.2) Ty p .008Keyway (12.0) Dia .472 Switch Depth (2.8) .110 (0.3) .012 (9.8) .386 (3.1) .122 (0.6) Ty p .024 + - 32 1 (11.4) .449 (6.0) .236 (1.4) Ty p .055 (13.0) .512 (2.54) Ty p .100 (1.2) Ty p .047 (0.4) .016 (7.62) .300 (0.8) Ty p .031 (0.4) Ty p .016 (12.0) Dia .472 (9.8) .386Switch Depth (2.8) .110 3N C

2 COM

(2.54) Ty p .100 (2.54) Ty p .100 (0.8) Dia Ty p .031(10.16) .400 NO 3N C (2.54) Ty p .100 (2.54) Ty p .100 (0.8) Dia Ty p .031(10.16) .400 NO 12 3 (2.54) Ty p .100 (7.62) .300 (1.8) Dia Ty p .071(10.16) .400 Material: Lid: PVC PVC loses pliability below 0°C (32°F). Base: Polyamide Dust Covers reduce the depth of switch behind panel by .047” (1.2mm). AT495 For Square & Round (not for Barrier type) AT4025 For Rectangular (not for Barrier type) (12.3) Dia .484 (5.1) .201 (21.0) Sq .827 (7.0) .276 (1.2) R .047 (1.6) .063 (25.4) 1.004 (1.2) R .047 (21.0) .827 (12.3) Dia .484 (7.0) .276 (11.8) .465 Assembled Cap Height (13.0) Sq .512 (6.5) .256 Assembled Cap Height (13.0) Sq .512 (6.5) .256 (11.8) .465

Miniature Pushbuttons KB Series sales@greatecs.com www.greatecs.com 10 Illuminated Switches OPTIONAL ACCESSORIES Indentation Long Tab Notch Slot Round Tab Cap Protective Guards AT494 For Square & Round (not for Barrier type) Material: Cover: Polycarbonate Base: Polyamide AT4024 For Rectangular (not for Barrier type) Panel Thickness Range: .020” ~ .268” (0.5 ~ 6.8mm) for Bushing Mounting .020” ~ .091” (0.5 ~ 2.3mm) for Snap-in Mounting Protective Guards reduce the depth of switch behind panel by .047” (1.2mm). (6.5) .256 (11.5) .453 Assembled Cap Height (5.1) .201 (12.3) Dia .484 (9.0) .354 (19.0) Sq .748 (7.0) .276 (1.2) R .047 (1.6) .063 (6.5) .256 (11.5) .453 Assembled Cap Height (23.5) .925 (9.0) .354 (12.3) Dia .484 (7.0) .276 (1.2) R .047 (19.0) .748 Cap Removal & Installation For alternate action models cap must be in UP position for cap removal. Indentations on opposite sides of the cap provide an easy way to lift the cap out of the holder, or cap extractor AT109. LED Polarity & Orientation in Lamp Socket Cap Replacement Note that the cap has a pair of round tabs and a pair of long tabs which should be used for correctly replacing the cap in its holder. Using the long tabs as guides, slide the cap with the long tabs moving into the slots on opposite sides of the cap holder. Then, the round tabs will snap into notches on the other two sides of the holder. AT108 Socket Wrench for Bushing Mounting AT109 Cap Extractor AT111 Lamping Tool Super Bright LEDs AT625, AT631, & AT632 are electrostatic sensitive. LED AT635 LEDs AT625 AT631 AT632 LED AT634 Overtightening the mounting nut may damage the switch housing. Flat (-) (+) Flat (-) (+) Attention Electrostatic Sensitive Devices (+) Marking Positive Lamp Socket Negative Lamp Socket Top View of Switch Flat (+) (-) ASSEMBLY INSTRUCTIONS

Miniature Pushbuttons KB Series sales@greatecs.com www.greatecs.com 11 Illuminated Switches LEGENDS Shaded areas are printable areas. Shaded areas are printable areas. Recommended Print Method: Screen Print with Epoxy based ink Film Insert: Clear Polyester, 4 mil max. thickness Additional Methods lm inserts. Maximum depth for engraving is .012” (0.3mm) on the cap lens. Suggested Printable Area for KB Lens Suggested Printable Area for Film Insert (10.08) Sq .397 (11.6) Sq .457 (0.76) Ty p .030 (10.08) Dia .397 (11.6) Dia .457 (0.76) Ty p .030 (14.58) .574 (16.1) .634 (0.76) Ty p .030 (10.08) .397 (11.6) .457 (0.76)Typ .030 (12.98) .511 (14.5) .571 (0.76) Ty p .030 (8.48) .334 (10.0) .394 (0.76) Ty p .030 (8.48) Dia .334 (10.0) Dia .394 (0.76) Ty p .030 (8.48) Sq .334 (10.0) Sq .394 (0.76) Ty p .030 Cap Base Filter o r Diffuser Film Insert Lens ON ST AR T Recommended Methods: Laser Etch on clear lens, Screen Print, or Pad Print on Lens. Epoxy based ink is recommended. General information and basic specifications are presented here for customers who want to do their own legends.