Baby Stuff Lab compares top-rated Prisms under $30 by analyzing reviews and customer feedback. You can easily choose the right one from our Editor Pick List.
Top Rated Prisms under $30
No. 1 
Cedilis 2 Pack 6 Inch Light Optical Glass Crystal Triangular Prism, Rainbow Maker for Light Refraction Spectrum Learning, Unique Photography, Science...
- Include 2 pack triangular prism, the measurement is 6 inch long, the triangle side length is 1.38 inch, decent size easy to take along.
- Made of lead free K9 optic glass, very clear and pure, no bubble and foreign material on the surface.
- Use this equilateral prism to split a beam of light into its spectral components, the color of rainbow, a wonderful gift for friends and teachers.
- A great tool to take your photos with unique effects by the prism without photoshop, adding different touch to your pictures.
- A funny and great way to help kids and students learn about light refraction with interesting observation and exploration.
Save $2.00No. 2 
MerryNine 20Pack Crystal Ball 0.8"/20mm Prism Sun Shine Catcher Rainbow Pendants Maker, Hanging Crystals Prisms for Windows, for Feng Shui, for Gift...
- ✔️PERFECT CONFIGURATION--- To make the room full of rainbows, with multi-faceted to reflect lights, reflect to rainbows that are form with the sun give a great light show, just use our K9 20pcs *...
- ✔️K9 ADVABCED MATERIALl-- The crystal ball prism uses K9 advanced material, K9 material has higher refractive index and stronger transparency, without any lead, cute design crystal prism balls as...
- ✔️HOW TO USE-- It has a small hole at the top, you can use a rope, fishing line, nylon line or dental floss to pass through the hole and hang it up anywhere to decorative, when sunshine through it...
- ✔️MULTI FUNCTION-- Nice for Home Office Garden Window, Feng Shui Crystals, Chandelier Crystal Parts, Wedding Decoration, Christmas Tree Decor or any crystal projects. Good for sun shine catcher as...
- ✔️BRAND Guarantee-- MerryNine product's packaging using Brand advanced packaging, perfect gift for your choice. Put them under the light, it will reflect the bright rainbow, 100% Customer...
No. 3
MerryNine Clear Crystal Ball Prism Sunshine Catcher Rainbow Pendants Maker, Hanging Crystals Prisms for Windows, for Feng Shui, for Gift(30mm/1.18"...
- ✅ PERFECT CONFIGURATION -- To make the room full of rainbows, with multi-faceted to reflect lights, reflect to rainbows that are form with the sun give a great light show, just use our K9 20pcs *...
- ✅ K9 ADVABCED MATERIALl -- The crystal ball prism uses K9 advanced material, K9 material has higher refractive index and stronger transparency, without any lead, cute design crystal prism balls as...
- ✅ HOW TO USE -- It has a small hole at the top, you can use a rope, fishing line, nylon line or dental floss to pass through the hole and hang it up anywhere to decorative, when sunshine through it...
- ✅ MULTI FUNCTION -- Nice for Home Office Garden Window, Feng Shui Crystals, Chandelier Crystal Parts, Wedding Decoration, Christmas Tree Decor or any crystal projects. Good for sunshine catcher as a...
- ✅ BRAND SERVICES -- MerryNine product's packaging using Brand advanced packaging, perfect gift for your choice. Put them under the light, it will reflect the bright rainbow, K9 crystal products are...
No. 4 
Amlong Crystal 2.5 inch Optical Glass Triangular Prism for Teaching Light Spectrum Physics and Photo Photography Prism, 60mm
- Use this triangular prism to split a beam of light into its spectral components (the colors of the rainbow).
- Side Length: 1.38 inch / 35mm, More Than Average Width, Stable Handheld.
- Show your kids a rainbow, or have photography fun.
- Material: Optic glass, not plastic.
- With AMLONG CRYSTAL Authentic Brand Logo Box, Fully Protected Package.
No. 5 
MerryNine 6 Pcs Clear Crystal Ball Prism Sun Shine Catcher Rainbow Pendants Maker, Hanging Crystals Prisms for Windows, for Feng Shui, for Gift...
- ✅ PERFECT CONFIGURATION - To make the room full of rainbows, with multi-faceted to reflect lights, reflect to rainbows that are form with the sun give a great light show, just use our K9 6pcs *...
- ✅ K9 ADVABCED MATERIALl - The crystal ball prism uses K9 advanced material, K9 material has higher refractive index and stronger transparency, without any lead, cute design crystal prism balls as...
- ✅ HOW TO USE - It has a small hole at the top, you can use a rope, fishing line, nylon line or dental floss to pass through the hole and hang it up anywhere to decorative, when sunshine through it...
- ✅ MULTI FUNCTION - Nice for Home Office Garden Window, Feng Shui Crystals, Chandelier Crystal Parts, Wedding Decoration, Christmas Tree Decor or any crystal projects. Good for sun catcher as a...
- ✅ BRAND SERVICES - MerryNine product's packaging using Brand advanced packaging, perfect gift for your choice. Put them under the light, it will reflect the bright rainbow, 100% Customer...
No. 6 
Physics Optical Experiment Set Multifunction Reflector Refraction Triangular Prism Convex Lens Concave Mirror Dial Linear Light Source Teaching...
- Lens Material: acrylic.Preferred materials, good quality, safe, durable and practical.Batteries Needed: 2 pieces AAA batteries (NOT included for safety)
- Three Way Linear Light Source can be adjusted by using a screwdriver to adjust the direction of light.
- Optical Experiments:refraction of light, convex lens refraction, lens refraction, prismatic refraction, plane mirror reflection, diffuse reflection, convex mirror reflection, concave mirror...
- Package Including:3x Biconvex Lens;1x Single Concave Lens;1x Acrylic Glass Tile;1x Single Convex Lens;1x Double Concave Lens;1x Triangular Prism;1x Three Way Linear Light Source;1x Multifunctional...
- The Physics Optical Experiment Set will give your child a deeper understanding of physical optics and make learning easier and more enjoyable!
No. 7 
Camera Filter Accessories 77mm Split Diopter Prism Camera Filter Double Glass Split Diopter Lens Filter Blur Zoom Center Filter for SLR Cameras...
- ✅【Product advantages】New era of lens filters, this innovative dual-separator glass filter is suitable for camera photography and video. It does not require much post-production and can also take...
- ✅【Product Features】Create depth-of-field blur and refraction to highlight the protagonist. This special camera filter adds a double-sided blur effect while keeping the center of the picture...
- ✅【Product material】Effect filters are made of high-quality optical glass and durable hardware, which are durable and provide high definition and transparency.
- ✅【Flexible use】This filter can be directly connected to any 77mm lens, or it can be connected to almost any other size lens by using a camera lens filter adapter, boost, or buck ring, this...
- ✅【Service support】 Our prism filters will be fully inspected before shipment, and strive to be available to every consumer. If you have any product-related questions, please feel free to contact...
Save $5.00No. 8 
Prism Set, 4 Pack K9 Optical Crystal Photography Prism Set, Include 55mm Crystal Ball, 50mm Crystal Cube, 50mm Triangular Prism, 60mm Optical Pyramid,...
- High Quality K9 Crystal Prism Set: Each Optical Glass Triangular Prism Set is made of high quality K9 Optical Clear Crystal, providing extreme clarity and transparency. Good light transmission, high...
- Photography Essential Crystal Prism Kit: If you want to take some stunning photos, or do some basic optical research. This high quality K9 optical crystal photography prism set is highly recommended...
- Great Gift For Photography Lovers: Prism photography is a fun way to add some creative effects to your photos, such as iridescent colors, dreamy looks, beautiful reflections or halos. From...
- Optical PrismTeaching Tool: Clear Crystal Set Can Teach More About Chromatography, Show Rainbow and Science Physics Teaching Photography Crystal Equilateral Fractal Spectral Prism, Add brilliance and...
- Gift Box Packaging: This optical crystal photography prism set includes: 1 x 55mm crystal ball, 1 x 50mm crystal prism, 1 x 50mm crystal cube, 1 x 60mm pyramid, cloth and a white gift box. It can be...
No. 10 
Shario 45mm Clear Glass Heart Crystal Ball Prism Pendant, Suncatcher for Windows, Indoor Outdoor Garden Hanging Décor, Gifts for Women, Mom and...
- INCLUDES - Clear Jewelry Crystal Pendant + Clear Heart K9 Crystal 1.77" + Stainless Steel Chain 7".
- RAINBOW MAKER - Very reflective and pretty crystal suncatcher. When the sun shines on them, it sprinkles rainbow colors all around the room.
- HIGH QUALITY - Production of flawless heart-shaped crystals is a difficult problem in industry. Our company has mastered the industry's top craftsmanship to ensure we produce first-class crystals. In...
- PERFECT GIFT IDEA - Our products are packaged in a gorgeous gift box with silky lining. They will present as an elegant gift on Valentine's Day, Mother's Day, Christmas, etc.
- RISK FREE GUARANTEE - If you aren't fully satisfied with your heart crystal suncatcher, we will offer a full, 30-day money-back guarantee with no question asked.
Last update on 2023-03-23
