Meadowlark Optics

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Use the categories below to find Meadowlark’s catalog components in our most popular configurations. Most are available for online purchase in the United States. CLICK A PRODUCT NAME FOR DETAILS. We can also build many items to your custom specifications – just ask!

Waveplates

Waveplates (Retarders)

Component	Size	Mount	Target 𝝺 (nm)	Wavelength Range (nm)	Retardance(s)	Transmitted Wavefront Distortion. We measure in Peak-to-Valley (P‐V @ 632.8 nm) instead of commonly used RMS, for a tighter, more accurate specification. TWD	Clear Aperture	Lead time is the estimated time for your component to leave Meadowlark's facility. Lead Time
Precision Waveplate	0.500 in. (12.70 mm) \| 1.000 in. (25.40 mm) \| 2.000 in. (50.80 mm)	Mounted ⋅ Unmounted	1064 ⋅ 1550 ⋅ 532 ⋅ 633 ⋅ 670 ⋅ 780 ⋅ 850 ⋅ Specify λ 400-1800 in Checkout	N/A	Specify in Checkout ⋅ λ/2 ⋅ λ/4	≤ λ/5	0.400 in. (10.1 mm) ⋅ 0.700 in. (17.7 mm) ⋅ 0.800 in. (20.3 mm) ⋅ 1.200 in. (30.50 mm) ⋅ 1.600 in. (40.64 mm)	1 - 2 Days
Wide Field Waveplate	0.500 in. (12.70 mm) \| 1.000 in. (25.40 mm)	Mounted ⋅ Unmounted	1064 ⋅ 1550 ⋅ 532 ⋅ 633 ⋅ 670 ⋅ 780 ⋅ 850 ⋅ Specify λ 400-1800 in Checkout	N/A	λ/2 ⋅ λ/4	≤ λ/2	0.400 in. (10.16 mm) ⋅ 0.700 in. (17.78 mm) ⋅ 0.800 in. (20.3 mm)	6 weeks
Precision Achromatic Waveplate	0.500 in. (12.70 mm) \| 1.000 in. (25.40 mm) \| 2.000 in. (50.80 mm)	Mounted ⋅ Unmounted	1060 ⋅ 1400 ⋅ 545 ⋅ 630 ⋅ 720 ⋅ 840 ⋅ Specify λ 400-1800 in Checkout	1200-1650 ⋅ 485-630 ⋅ 555-700 ⋅ 630-835 ⋅ 735-985 ⋅ 920-1240 ⋅ Design Dependent	Custom ⋅ λ/2 ⋅ λ/4	Design Dependent	0.400 in. (10.1 mm) ⋅ 0.700 in. (17.7 mm) ⋅ 0.800 in. (20.3 mm) ⋅ 1.200 in. (30.50 mm) ⋅ 1.600 in. (40.64 mm)	1 - 2 Days
Large Aperture Waveplate	Specify size	Mounted ⋅ Unmounted	Custom	300 - 2500	Custom	Design Dependent	>90%	Varies
Precision Superachromatic Waveplate	1.000 in. (25.40 mm) \| 2.000 in. (50.80 mm)	Mounted ⋅ Unmounted	N/A	420-1100 ⋅ 800-1700	λ/2 ⋅ λ/4	≤λ (PV) ⋅ ≤λ/2 (PV)	0.700 in. (17.78 mm) ⋅ 0.800 in. (20.3 mm) ⋅ 1.200 in. (30.50 mm) ⋅ 1.600 in. (40.64 mm)	1 - 2 Days
Polymer Film Waveplate	0.500 in. (12.70 mm) \| 0.500 x 0.500 in. (12.70 x 12.70 mm) \| 1.000 in. (25.40 mm) \| 1.000 x 1.000 in. (25.40 x 25.40 mm) \| 1.500 in (38.10 mm) \| 1.500 x 1.500 in. (38.10 x 38.10 mm) \| 2.000 in. (50.80 mm) \| 2.000 x 2.000 in. (50.80 x 50.80 mm)	Unmounted	Specify λ 400-1800 in Checkout	N/A	Custom ⋅ λ/2 ⋅ λ/4	Design Dependent	0.450 in. (11.4 mm) ⋅ 0.450 x 0.450 in. (11.4 x 11.4 mm) ⋅ 0.90 x 0.90 in. (22.9 x 22.9 mm) ⋅ 0.900 in. (22.9 mm) ⋅ 1.35 x 1.35 in. (34.3 x 34.3 mm) ⋅ 1.350 in. (34.3 mm) ⋅ 1.80 x 1.80 in. (45.7 x 45.7 mm) ⋅ 1.800 in. (45.7 mm)	1 - 2 Days ⋅ 2 weeks
Bi-Crystalline Achromatic Waveplate	0.500 in. (12.70 mm)	Mounted ⋅ Unmounted	N/A	1190-1660 ⋅ 395-465 ⋅ 412-475 ⋅ 475-590 ⋅ 500-650 ⋅ 600-840 ⋅ 600-900 ⋅ 690-2050	λ/2 ⋅ λ/4	≤ λ/4	≥ 0.400 in. (10.16 mm) centered	Please Inquire
Dual Wavelength Waveplate	0.500 in. (12.70 mm) \| 1.000 in. (25.40 mm)	Mounted ⋅ Unmounted	Specify Both Wavelengths in Checkout	N/A	Design Dependent	Design Dependent	0.400 in. (10.1 mm) ⋅ 0.700 in. (17.7 mm) ⋅ 0.800 in. (20.3 mm)	6 weeks

Polarizers

Component	Size	Mount	Wavelength	Contrast Ratio	Transmitted Wavefront Distortion. We measure in Peak-to-Valley (P‐V @ 632.8 nm) instead of commonly used RMS, for a tighter, more accurate specification. TWD	Clear Aperture	Lead time is the estimated time for your component to leave Meadowlark's facility. Lead Time
ICE Cube™ Wiregrid Polarizing Beamsplitter	1.000 x 1.000 x 1.000 in. (25.40 x 25.40 x 25.40 mm)	Unmounted	400-700	N/A	≦λ/3 (Typical @ 633 nm)	≥ 0.900 in. (22.86 mm) centered	1 - 2 Days
Beam Separator	0.500 x 0.500 x 0.500 in. (12.70 x 12.70 x 12.70 mm) ⋅ 1.000 x 1.000 x 1.000 in. (25.40 x 25.40 x 25.40 mm)	Unmounted	1064 ⋅ 1550 ⋅ 370 ⋅ 532 ⋅ 632.8 ⋅ 780 ⋅ 850 ⋅ Specify λ 400-1600 in Checkout	N/A	N/A	≥ 0.400 in. (10.16 mm) centered ⋅ ≥ 0.800 in. (20.30 mm) centered	4 Weeks
High Contrast Linear Polarizer	0.500 in. (12.70 mm) ⋅ 1.000 in. (25.40 mm)	Mounted	Specify Custom Range 630 to 1580 nm	N/A	≤ λ/4	0.400 in. (10.16 mm) ⋅ 0.700 in. (17.78 mm)	7 weeks
Deep Ultraviolet Polarizer	0.500 in. (12.70 mm) ⋅ 1.000 in. (25.40 mm) ⋅ 2.000 in. (50.80 mm) ⋅ 3.000 in. (76.20 mm)	Mounted ⋅ Unmounted	245 –285	N/A	≤λ/2 (PV)	0.400 in. (10.1 mm) ⋅ 0.800 in. (20.3 mm) ⋅ 1.600 in. (40.64 mm)	1 - 2 Days
Versalight™ Wire Grid Polarizing Beamsplitter	0.520 x 0.520 x 0.500 in. (13.21 x 13.21 x 12.70 mm) ⋅ 1.000 x 1.000 x 1.000 in. (25.40 x 25.40 x 25.40 mm) ⋅ 1.020 x 1.020 x 1.000 in. (25.91 x 25.91 x 25.91 mm) ⋅ 2.020 x 2.020 x 2.000 in. (51.31 x 51.31 x 50.80 mm)	Unmounted	1000-2000 ⋅ 420-2600 ⋅ 450-1100	N/A	N/A	≥ 0.400 in. (10.16 mm) centered ⋅ ≥ 0.800 in. (20.30 mm) centered ⋅ ≥ 0.900 in. (22.86 mm) centered ⋅ ≥ 1.600 in. (40.64 mm) centered	2 weeks
Dichroic Circular Polarizer	0.500 in. (12.70 mm) ⋅ 1.000 in. (25.40 mm) ⋅ 2.000 in. (50.80 mm)	Mounted ⋅ Unmounted	1064 ⋅ 1550 ⋅ 532 ⋅ 632.8 ⋅ 670 ⋅ 780 ⋅ 850 ⋅ Specify λ 400-1600 in Checkout	N/A	≤ λ/2 ⋅ ≤ λ/5 ⋅ Design Dependent	0.400 in. (10.16 mm) ⋅ 0.700 in. (17.08 mm) ⋅ 0.800 in. (20.3 mm) ⋅ 1.200 in. (30.50 mm)	1 - 2 Days
Broadband Beamsplitting Polarizer	0.500 x 0.500 x 0.500 in. (12.70 x 12.70 x 12.70 mm) ⋅ 1.000 x 1.000 x 1.000 in. (25.40 x 25.40 x 25.40 mm)	Unmounted	1200-1600 ⋅ 440-680 ⋅ 650-1000 ⋅ 900-1400	≥ 500:1 (Average)	N/A	≥ 0.425 in. (10.80 mm) centered ⋅ ≥ 0.850 in. (21.59 mm) centered	2 weeks
Wire Grid Versalight™ Polarizer	0.500 in. (12.70 mm) ⋅ 1.000 in. (25.40 mm) ⋅ 2.000 in. (50.80 mm) ⋅ 3.000 in. (76.2 mm) ⋅ 4.000 in. (101.60 mm)	Mounted ⋅ Unmounted	1000-2000 ⋅ 325-2700 ⋅ 450-1000	N/A	≤5λ	0.250 in. (6.350 mm) ⋅ 0.400 in. (10.16 mm) ⋅ 0.750 in. (19.05 mm) ⋅ 0.800 in. (20.30 mm) ⋅ 1.600 in. (40.64 mm) ⋅ 1.750 in. (44.45 mm) ⋅ 2.400 in. (60.96 mm) ⋅ 3.200 in. (81.28 mm)	1 - 2 Days
Glan-Thompson Polarizer	0.620 in. (15.74 mm) ⋅ 0.748 in. (18.99 mm) ⋅ 0.873 in (22.17 mm)	Mounted	320-2300 ⋅ 1000-1500 ⋅ 400-700 ⋅ 650-1000	N/A	N/A	0.190 in. (5.00 mm) ⋅ 0.310 in. (8.00 mm) ⋅ 0.390 in. (10.00 mm)	4 Weeks
MWIR Polarizer	1.000 in. (25.40 mm) ⋅ 2.000 in. (50.80 mm) ⋅ 3.000 in. (76.2 mm)	Mounted ⋅ Unmounted	3000-6000	N/A	N/A	0.400 in. (10.16 mm) ⋅ 0.700 in. (17.78 mm) ⋅ 1.750 in. (44.45 mm) ⋅ 2.400 in. (60.96 mm)	1 - 2 Days
Precision Linear Polarizer	0.500 in. (12.70 mm) ⋅ 1.000 in. (25.40 mm) ⋅ 2.000 in. (50.80 mm)	Mounted ⋅ Unmounted	300-450 ⋅ 1200-1700 ⋅ 400-700 ⋅ 650-790 ⋅ 650-950 ⋅ 900-1250	N/A	≤ λ/2 ⋅ ≤ λ/5	0.400 in. (10.16 mm) ⋅ 0.700 in. (17.08 mm) ⋅ 0.800 in. (20.3 mm) ⋅ 1.200 in. (30.50 mm) ⋅ 1.600 in. (40.64 mm)	1 - 2 Days
Ultra-High Contrast Polarizer	0.500 in. (12.70 mm) ⋅ 1.000 in. (25.40 mm)	Mounted ⋅ Unmounted	2000-5000 ⋅ 362-403 ⋅ 600-1500 ⋅ 850-2000	>1000:1 ⋅ >10000:1 ⋅ >100000:1	≤ 1λ per Ø10 mm ⋅ Design Dependent	0.400 in. (10.16 mm) ⋅ 0.700 in. (17.08 mm) ⋅ 0.800 in. (20.30 mm)	6-7 weeks
Laser Line Beamsplitting Polarizer	0.500 x 0.500 x 0.500 in. (12.70 x 12.70 x 12.70 mm) ⋅ 1.000 x 1.000 x 1.000 in. (25.40 x 25.40 x 25.40 mm)	Unmounted	Specify λ 400-1600 in Checkout	N/A	N/A	≥ 0.425 in. (10.80 mm) centered ⋅ ≥ 0.850 in. (21.59 mm) centered	2 weeks
Ultra Broadband Polarizers, Mounted	0.500 in. (12.70 mm) ⋅ 1.000 in. (25.40 mm) ⋅ 1.500 in (38.10 mm) ⋅ 2.000 in. (50.80 mm)	Mounted	300-2700	N/A	≤ 3.5λ per inch (P‐V @ 633 nm)	0.400 in. (10.16 mm) ⋅ 0.750 in. (19.05 mm) ⋅ 1.250 in. (31.75 mm) ⋅ 1.750 in. (44.45 mm)	1-2 Weeks

Liquid Crystal

Liquid Crystal Components and Accessories

Component	Size	Wavelength	Retardance(s)	Contrast Ratio	Transmitted Wavefront Distortion. We measure in Peak-to-Valley (P‐V @ 632.8 nm) instead of commonly used RMS, for a tighter, more accurate specification. TWD	Clear Aperture	Lead time is the estimated time for your component to leave Meadowlark's facility. Lead Time
SMA-to-SMB Cable – Electronics Adapter	6 ft (2 m)	N/A	N/A	N/A	N/A	N/A	1 - 2 Days
Liquid Crystal Variable Attenuator	1.000 in. (25.40 mm) ⋅ 2.000 in. (50.80 mm) ⋅ 3.000 in. (76.20 mm)	1064 ⋅ 1550 ⋅ 632.8 ⋅ 785 1200-1700 ⋅ 405-700 ⋅ 650-950 ⋅ 900-1250	N/A	N/A	≤ λ/2	0.370 in. (9.4 mm) ⋅ 0.700 in. (17.8 mm) ⋅ 1.600 in. (40.64 mm)	2 weeks ⋅ 3-4 weeks
Ferroelectric Liquid Crystal Controller	5.3 x 5.3 x 2.0 in. (13.5 x 13.5 x 5.1 cm)	N/A	N/A	N/A	N/A	N/A	1 - 2 Days
High-Speed LCVR, Optical Head Only, Two-Inch	2.000 in. (50.80 mm)	532 405-700	N/A	N/A	≤ λ/4	0.700 in. (17.8 mm)	2-3 weeks
Liquid Crystal Digital Interface Controller	5.50 x 5.25 x 1.63 in. (14.0 x 13.3 x 4.1 cm)	N/A	N/A	N/A	N/A	N/A	1 - 2 Days ⋅ 2 weeks
Ferroelectric Polarization Rotator, Binary	1.000 in. (25.40 mm) ⋅ 2.000 in. (50.80 mm)	1064 ⋅ 1550 ⋅ 632.8 ⋅ 785 ⋅ Specify λ 405-850 in Checkout 405-850	N/A	N/A	≤ λ/2	0.370 in. (9.4 mm) ⋅ 0.700 in. (17.8 mm)	6-8 weeks
Analog Liquid Crystal Controller	3.3 x 6.0 x 2.2 in. (8.4 x 15.2 x 5.6 cm)	N/A	N/A	N/A	N/A	N/A	1 - 2 Days
UV Liquid Crystal Variable Waveplate	1.000 in. (25.40 mm) ⋅ 2.000 in. (50.80 mm)	450 350-450	0.06 λ at 400 nm (at 10 V) to 1/2 λ	N/A	≤ λ/4	0.370 in. (9.4 mm) ⋅ 0.700 in. (17.8 mm)	1-2 Weeks
Temperature Sensing and Control for Liquid Crystal Devices	5.08 x 5.25 x 1.50 in. (12.90 x 13.33 x 3.81 cm)	N/A	N/A	N/A	N/A	N/A	2-3 weeks
High Contrast Optical Shutter	1.000 in. (25.40 mm) ⋅ 2.000 in. (50.80 mm) ⋅ 3.000 in. (76.2 mm) ⋅ 3.000 in. (76.20 mm)	1064 ⋅ 1550 ⋅ 632.8 ⋅ 785 1200-1700 ⋅ 405-700 ⋅ 650-950 ⋅ 900-1250	N/A	1000:1	≤ λ/2	0.370 in. (9.4 mm) ⋅ 0.700 in. (17.8 mm) ⋅ 1.600 in. (40.64 mm)	2 weeks
Liquid Crystal Variable Retarder	1.000 in. (25.40 mm) ⋅ 2.000 in. (50.80 mm) ⋅ 3.000 in. (76.20 mm)	1250 ⋅ 1700 ⋅ 450 ⋅ 532 ⋅ 700 ⋅ 950 1200-1700 ⋅ 350-450 ⋅ 405-700 ⋅ 650-950 ⋅ 900-1250	~30 nm to λ/2 ⋅ 0 to λ/2	N/A	≤ λ/4	0.370 in. (9.4 mm) ⋅ 0.700 in. (17.8 mm) ⋅ 1.600 in. (40.64 mm)	1 - 2 Days ⋅ 2-3 weeks
OEM Liquid Crystal Variable Waveplate (QTY 20 minimum)	1.000 in. (25.40 mm)	1250 ⋅ 1700 ⋅ 700 ⋅ 950 1200-1700 ⋅ 405-700 ⋅ 650-950 ⋅ 900-1250	N/A	N/A	≤ λ/2	0.490 in. (12.5 mm)	1 - 2 Days
Liquid Crystal Polarization Rotator, Continuous	1.000 in. (25.40 mm) ⋅ 2.000 in. (50.80 mm) ⋅ 3.000 in. (76.20 mm)	Specify λ 450-1800 in Checkout 450-1800	N/A	N/A	≤ λ/4	0.370 in. (9.4 mm) ⋅ 0.700 in. (17.8 mm) ⋅ 1.600 in. (40.64 mm)	2 weeks ⋅ 3 weeks
Binary Liquid Crystal Rotator	1.000 in. (25.40 mm) ⋅ 2.000 in. (50.80 mm) ⋅ 3.000 in. (76.20 mm)	1064 ⋅ 1550 ⋅ 632.8 ⋅ 785 1200-1700 ⋅ 405-700 ⋅ 650-950 ⋅ 900-1250	N/A	N/A	≤ λ/4	0.370 in. (9.4 mm) ⋅ 0.700 in. (17.8 mm) ⋅ 1.600 in. (40.64 mm)	1 - 2 Days ⋅ 2-3 weeks
Ferroelectric Optical Shutter	1.000 in. (25.40 mm) ⋅ 2.000 in. (50.80 mm)	Specify λ 450-720 in Checkout 450-720	N/A	N/A	≤ λ/2	0.370 in. (9.4 mm) ⋅ 0.700 in. (17.8 mm)	6-8 weeks