![1.25" Orion Variable Polarizing Filter 1.25" Orion Variable Polarizing Filter](images/OR05560TN-.png) | 1.25" Orion Variable Polarizing Filter | $1,086.00MN |
![WaterScout SMEC 300 Soil Moisture/EC/Temperature Sensor WaterScout SMEC 300 Soil Moisture/EC/Temperature Sensor](images/SP06470-6TN-.jpg) | WaterScout SMEC 300 Soil Moisture/EC/Temperature Sensor*** | $5,601.00MN |
![3.68in. ID Orion Full Aperture Solar Filter 3.68in. ID Orion Full Aperture Solar Filter](images/OR07745TN-.png) | 3.68in. ID Orion Full Aperture Solar Filter*** | $2,398.00MN |
![Animals and Plants Damaged by the Enviroment - 10 slides Animals and Plants Damaged by the Enviroment - 10 slides](images/KN4935TN-.jpg) | Animals and Plants Damaged by the Enviroment - 10 slides | $699.00MN |
![2" Orion Variable Polarizing Eyepiece Filter 2" Orion Variable Polarizing Eyepiece Filter](images/OR05562TN-.jpg) | 2" Orion Variable Polarizing Eyepiece Filter*** | $1,968.00MN |
![Digitarium® Lambda Plus Fixed Digital Planetarium System Digitarium® Lambda Plus Fixed Digital Planetarium System](images/DELAM+TN-.jpg) | Digitarium® Lambda Plus Fixed Digital Planetarium System*** | $2,766,987.00MN |
![Lupa iluminada de 2.75x y 7.5x para cicrcuitos impresos Lupa iluminada de 2.75x y 7.5x para cicrcuitos impresos](images/SNMZ193LTN-.jpg) | Lupa iluminada de 2.75x y 7.5x para cicrcuitos impresos | $480.00MN |
![WatchDog Model 1400 Data Logger WatchDog Model 1400 Data Logger](images/SP03685WD1TN-.jpg) | WatchDog Model 1400 Data Logger*** | $7,737.00MN |
![Brass Compass In Metal Tin Box Brass Compass In Metal Tin Box](images/SNCG157MB.jpg) | Brass Compass In Metal Tin Box*** | $326.00MN |
![Autoguider Port Module Autoguider Port Module](images/ME07509TN-.jpg) | Autoguider Port Module*** | $1,678.00MN |
![Bípode para Bastón Mod. 35001 Bípode para Bastón Mod. 35001](images/GS35001TN-.jpg) | Bípode para Bastón Mod. 35001*** | $2,229.00MN |
![Filtro Solar de 170mm de D.I. Filtro Solar de 170mm de D.I.](images/FiltroSolarTN-.png) | Filtro Solar de 170mm de D.I.*** | $1,532.00MN |
![Field Scout Quantum and Foot-Candle Meter Field Scout Quantum and Foot-Candle Meter](images/SP03415FQFTN-.jpg) | Field Scout Quantum and Foot-Candle Meter*** | $9,521.00MN |
![Penetrometer FT 10 Penetrometer FT 10](images/WIFT02TN-.jpg) | Penetrometer FT 10 | $8,311.00MN |
![ezRead™ ezRead™](images/CADR-300TN-.jpg) | ezRead™ | $1,316.00MN |
![Penetrometer FT 02 Penetrometer FT 02](images/WIFT02TN-.jpg) | Penetrometer FT 02 | $13,298.00MN |
![Orion DeepMap 600 Folding Star Chart Orion DeepMap 600 Folding Star Chart](images/OR04150TN-.jpg) | Orion DeepMap 600 Folding Star Chart | $521.00MN |
![20mm Orion Expanse Eyepiece 20mm Orion Expanse Eyepiece](images/OR08923TN-.png) | 20mm Orion Expanse Eyepiece*** | $2,027.00MN |
![Antología de astronomía ¿Cómo Ves? Antología de astronomía ¿Cómo Ves?](images/ISBN-978-607-02-6366-8TN-.jpg) | Antología de astronomía ¿Cómo Ves?*** | $253.00MN |
![Soil Test Kit w/ 30 Samples - Sodium Soil Test Kit w/ 30 Samples - Sodium](images/SP02535TN-.jpg) | Soil Test Kit w/ 30 Samples - Sodium*** | $2,530.00MN |
![Leica DISTO D2 - 100 m alcance - 7 modos de medición Leica DISTO D2 - 100 m alcance - 7 modos de medición](images/disto-D2TN-.jpg) | Leica DISTO D2 - 100 m alcance - 7 modos de medición | $4,583.00MN |
![COMPRO POCKET TRANSIT COMPRO POCKET TRANSIT](images/BR05007TN-.jpg) | COMPRO POCKET TRANSIT*** | $19,571.00MN |
![Wireless Long-Range Repeater with Solar Power Wireless Long-Range Repeater with Solar Power](images/DA07654TN-.jpg) | Wireless Long-Range Repeater with Solar Power*** | $10,745.00MN |
![Dovetail Base for Finder Scope Dovetail Base for Finder Scope](images/baseTN-.jpg) | Dovetail Base for Finder Scope*** | $645.00MN |
![Glow 3D Solar System Glow 3D Solar System](images/YO05423TN-.jpg) | Glow 3D Solar System | $131.00MN |
![Anillo-T Canon EOS Anillo-T Canon EOS](images/CE93419TN-.jpg) | Anillo-T Canon EOS | $611.00MN |
![Mark II: 10x Panoramic Binocular (noncoin operated) w/o base Mark II: 10x Panoramic Binocular (noncoin operated) w/o base](images/SCMIITN-.jpg) | Mark II: 10x Panoramic Binocular (noncoin operated) w/o base*** | $66,045.00MN |
![Life in the Ground - 10 slides Life in the Ground - 10 slides](images/KN4950TN-.jpg) | Life in the Ground - 10 slides | $699.00MN |
![Microscopio para Celular Microscopio para Celular](images/1717TN-.jpg) | Microscopio para Celular | $553.00MN |
![Schmidt Cassegrain Base for Orion Finder Scopes Schmidt Cassegrain Base for Orion Finder Scopes](images/baseTN-.jpg) | Schmidt Cassegrain Base for Orion Finder Scopes | $645.00MN |
![Rings 125mm Rings 125mm](images/SBK-00012TN-.jpg) | Rings 125mm*** | $1,727.00MN |
![Xplorer 2 Xplorer 2](images/xplorer2TN-.png) | Xplorer 2*** | $2,823.00MN |
![Lupa de bolsillo plegable con lente de cristal de 4x 2" Lupa de bolsillo plegable con lente de cristal de 4x 2"](images/SNMH7015TN-.jpg) | Lupa de bolsillo plegable con lente de cristal de 4x 2" | $56.00MN |
![1.25" Variable Universal Camera adapter 1.25" Variable Universal Camera adapter](images/OR05262TN-.jpg) | 1.25" Variable Universal Camera adapter*** | $4,191.00MN |
![Series 5000 PWA 7mm Eyepiece (1.25") Series 5000 PWA 7mm Eyepiece (1.25")](images/ME607041TN-.jpg) | Series 5000 PWA 7mm Eyepiece (1.25") | $3,974.00MN |
![Orion Expanse Telescope Eyepieces Orion Expanse Telescope Eyepieces](images/expanseTN-.png) | Orion Expanse Telescope Eyepieces*** | $2,027.00MN |
![Rings 125mm Rings 125mm](images/DSC02908TN-.JPG) | Rings 125mm | $1,719.00MN |
![6x30 Achromatic Finder Scope 6x30 Achromatic Finder Scope](images/07210TN-.jpg) | 6x30 Achromatic Finder Scope | $2,035.00MN |
![Telescopio reflector ecuatorial Orion Observer 134mm Telescopio reflector ecuatorial Orion Observer 134mm](images/OR52987TN-.png) | Telescopio reflector ecuatorial Orion Observer 134mm*** | $10,405.00MN |
![Inhabitants of Polluted Waters - 10 slides Inhabitants of Polluted Waters - 10 slides](images/KN4951TN-.jpg) | Inhabitants of Polluted Waters - 10 slides*** | $715.00MN |
![FreeHand 2.5x FreeHand 2.5x](images/FH-25TN-.jpg) | FreeHand 2.5x | $361.00MN |
![Model HC Soil Sampler Model HC Soil Sampler](images/SP06510TN-.jpg) | Model HC Soil Sampler*** | $2,551.00MN |
![Digitarium Portable Dome 5m Digitarium Portable Dome 5m](images/DEDD5TN-.jpg) | Digitarium Portable Dome 5m*** | $244,635.00MN |
![DataScout Modem WiFi Solar DataScout Modem WiFi Solar](images/SP03920STN-.jpg) | DataScout Modem WiFi Solar*** | $25,701.00MN |
![9x50 Orion Illuminated Finder Scope with Bracket 9x50 Orion Illuminated Finder Scope with Bracket](images/OR07023TN-.png) | 9x50 Orion Illuminated Finder Scope with Bracket*** | $3,003.00MN |
![Barlow Lens 3x #128 Barlow Lens 3x #128](images/ME07278TN-.gif) | Barlow Lens 3x #128*** | $1,247.00MN |
![298mm ID Orion Telescope Tube Rings 298mm ID Orion Telescope Tube Rings](images/OR07377TN-.png) | 298mm ID Orion Telescope Tube Rings | $3,386.00MN |
![Filtro Solar de 150mm de D.I. Filtro Solar de 150mm de D.I.](images/FiltroSolarTN-.png) | Filtro Solar de 150mm de D.I.*** | $2,828.00MN |
![Clisímetro Geosurv Clisímetro Geosurv](images/GP17-640TN-.jpg) | Clisímetro Geosurv | $1,052.00MN |
![IR Crop Temp/External Soil Temp Meter IR Crop Temp/External Soil Temp Meter](images/SP02958TN-.jpg) | IR Crop Temp/External Soil Temp Meter*** | $3,165.00MN |
![6.58" ID Orion Full Aperture Solar Filter 6.58" ID Orion Full Aperture Solar Filter](images/OR07737TN-.png) | 6.58" ID Orion Full Aperture Solar Filter | $4,861.00MN |
![LoggerNet: Datalogger Support Software LoggerNet: Datalogger Support Software](images/loggerNetTN-.png) | LoggerNet: Datalogger Support Software*** | $61,504.00MN |
![Barra para telescopio en paralelo tipo vixen Barra para telescopio en paralelo tipo vixen](images/SBK-00014TN-.jpg) | Barra para telescopio en paralelo tipo vixen*** | $1,674.00MN |
![Orion Dynamo Pro 155Wh AC/DC/USB Lithium Power Supply Orion Dynamo Pro 155Wh AC/DC/USB Lithium Power Supply](images/OR02309TN-.png) | Orion Dynamo Pro 155Wh AC/DC/USB Lithium Power Supply*** | $9,157.00MN |
![Nivel Láser de Líneas GLL 3-80 G Profesional Nivel Láser de Líneas GLL 3-80 G Profesional](images/GLL 3-80-GTN-.jpg) | Nivel Láser de Líneas GLL 3-80 G Profesional*** | $16,417.00MN |
![Field Scout SC-900 Field Scout SC-900](images/SP06110FSTN-.jpg) | Field Scout SC-900*** | $51,945.00MN |
![WatchDog Model 1650 Data Logger WatchDog Model 1650 Data Logger](images/SP03688WD1TN-.jpg) | WatchDog Model 1650 Data Logger*** | $11,136.00MN |
![Fuente de Poder de Litio LXPS 18 Fuente de Poder de Litio LXPS 18](images/ME606004TN-.jpg) | Fuente de Poder de Litio LXPS 18*** | $8,824.00MN |
![6-Plate Solar Radiation Shield 6-Plate Solar Radiation Shield](images/41303-5ATN-.png) | 6-Plate Solar Radiation Shield*** | $5,902.00MN |
![Lupa de mano con lente de cristal de 5x 2" Lupa de mano con lente de cristal de 5x 2"](images/SNMH7005TN-.jpg) | Lupa de mano con lente de cristal de 5x 2" | $122.00MN |
![Orion SkyLine Deluxe Laser Pointer-to-Telescope Bracket Orion SkyLine Deluxe Laser Pointer-to-Telescope Bracket](images/OR52062TN-.jpg) | Orion SkyLine Deluxe Laser Pointer-to-Telescope Bracket | $572.00MN |
![Tube Rings, 140mm ID Tube Rings, 140mm ID](images/07372TN-.jpg) | Tube Rings, 140mm ID*** | $1,304.00MN |
![Set for teaching Sciences - 10 slides Set for teaching Sciences - 10 slides](images/KN4950TN-.jpg) | Set for teaching Sciences - 10 slides | $715.00MN |
![LAQUA Twin EC Meter LAQUA Twin EC Meter](images/SP02205LTN-.jpg) | LAQUA Twin EC Meter*** | $4,023.00MN |
![Par de anillos de 125mm con adaptador tipo Losmandy Par de anillos de 125mm con adaptador tipo Losmandy](images/SBK-00015TN-.jpg) | Par de anillos de 125mm con adaptador tipo Losmandy*** | $2,129.00MN |
![Termómetro digital solar Maximos y Mínimos Termómetro digital solar Maximos y Mínimos](images/TFA301037TN-.jpg) | Termómetro digital solar Maximos y Mínimos | $606.00MN |
![Filtro Solar de 70mm de D.I. Filtro Solar de 70mm de D.I.](images/FiltroSolarTN-.png) | Filtro Solar de 70mm de D.I.*** | $589.00MN |
![2000 ppm Ca2+ Standard, 6 - 14mL bottles 2000 ppm Ca2+ Standard, 6 - 14mL bottles](images/SP02461LTN-.jpg) | 2000 ppm Ca2+ Standard, 6 - 14mL bottles*** | $1,804.00MN |
![Wireless Vantage Pro2™ Sensor Suite Weather Station with 24-Hr F Wireless Vantage Pro2™ Sensor Suite Weather Station with 24-Hr F](images/DA06323MTN-.jpg) | Wireless Vantage Pro2™ Sensor Suite Weather Station with 24-Hr F*** | $20,358.00MN |
![Tip 5/16" Tip 5/16"](images/WIFT14TN-.jpg) | Tip 5/16"*** | $580.00MN |
![Orion SkyGlow Broadband Light-Pollution Filters Orion SkyGlow Broadband Light-Pollution Filters](images/05660TN-.png) | Orion SkyGlow Broadband Light-Pollution Filters*** | $3,849.00MN |
![Mini prisma marca Apex Mini prisma marca Apex](images/MP012TN-.jpg) | Mini prisma marca Apex*** | $2,067.00MN |
![Digitarium Portable Dome 7m Digitarium Portable Dome 7m](images/DEDD7TN-.jpg) | Digitarium Portable Dome 7m*** | $356,197.00MN |
![Wireless Long-Range Repeater with AC Power Wireless Long-Range Repeater with AC Power](images/07653_ac-power_01TN-.jpg) | Wireless Long-Range Repeater with AC Power*** | $5,125.00MN |
![1.25in. 2x Orion Shorty Barlow Lens 1.25in. 2x Orion Shorty Barlow Lens](images/OR08711TN-.png) | 1.25in. 2x Orion Shorty Barlow Lens*** | $1,075.00MN |
![Eyepiece SP 4000 32mm 1.25" Meade Eyepiece SP 4000 32mm 1.25" Meade](images/sp320TN-.JPG) | Eyepiece SP 4000 32mm 1.25" Meade*** | $1,803.00MN |
![1 1/2" Diameter Compass with 40" Lanyard 1 1/2" Diameter Compass with 40" Lanyard](images/SNCC36TN-.jpg) | 1 1/2" Diameter Compass with 40" Lanyard | $61.00MN |
![Eyepiece SP 4000 12.4mm 1.25" Meade Eyepiece SP 4000 12.4mm 1.25" Meade](images/sp124TN-.JPG) | Eyepiece SP 4000 12.4mm 1.25" Meade*** | $879.00MN |
![SkyMaster 18-40x80mm Zoom Porro Binoculars SkyMaster 18-40x80mm Zoom Porro Binoculars](images/CE71021TN-.jpg) | SkyMaster 18-40x80mm Zoom Porro Binoculars*** | $8,098.00MN |
![LED LIGHTED Full-Page, Paper-Back Book Light LED LIGHTED Full-Page, Paper-Back Book Light](images/CAPG-10TN-.jpg) | LED LIGHTED Full-Page, Paper-Back Book Light | $662.00MN |
![Orion Large Binocular Tripod L-Adapter Orion Large Binocular Tripod L-Adapter](images/OR05251-TN.jpg) | Orion Large Binocular Tripod L-Adapter*** | $693.00MN |
![Mark II: 10x Panoramic Binocular (noncoin operated) Mark II: 10x Panoramic Binocular (noncoin operated)](images/SCMIIPTN-.jpg) | Mark II: 10x Panoramic Binocular (noncoin operated)*** | $71,738.00MN |
![Skywatch Geos 11 - Kit Completo Skywatch Geos 11 - Kit Completo](images/geos11TN-.png) | Skywatch Geos 11 - Kit Completo*** | $28,821.00MN |
![COMPRO POCKET TRANSIT COMPASS COMPRO POCKET TRANSIT COMPASS](images/BR05008TN-.jpg) | COMPRO POCKET TRANSIT COMPASS*** | $9,786.00MN |
![Mark III: 10x Panoramic Binocular (coin operated) Mark III: 10x Panoramic Binocular (coin operated)](images/SCMIIIPTN-.jpg) | Mark III: 10x Panoramic Binocular (coin operated)*** | $141,523.00MN |
![Cable for 497 Hand Controller Cable for 497 Hand Controller](images/IMG00238TN-.jpg) | Cable for 497 Hand Controller*** | $339.00MN |
![HandHeld™ 2.5/5x HandHeld™ 2.5/5x](images/JS-36TN-.jpg) | HandHeld™ 2.5/5x | $125.00MN |
![Field Scout External Light Sensor Meter Field Scout External Light Sensor Meter](images/SP03415FXTN-.jpg) | Field Scout External Light Sensor Meter*** | $8,861.00MN |
![SkyMaster 20x80 Binocular SkyMaster 20x80 Binocular](images/TN-CE71018.gif) | SkyMaster 20x80 Binocular*** | $8,513.00MN |
![Lenspen optics cleaning tool Lenspen optics cleaning tool](images/CE93575TN-.jpg) | Lenspen optics cleaning tool | $1,316.00MN |
![Meade Polaris 90mm German Equatorial Refractor Meade Polaris 90mm German Equatorial Refractor](images/ME216003TN-.jpg) | Meade Polaris 90mm German Equatorial Refractor | $10,783.00MN |
![Soil Moisture Sensor, Vantage Pro and Vantage Pro2 Soil Moisture Sensor, Vantage Pro and Vantage Pro2](images/06440_01TN-.jpg) | Soil Moisture Sensor, Vantage Pro and Vantage Pro2 | $1,923.00MN |
![Penetrometer FT 30 Penetrometer FT 30](images/WIFT02TN-.jpg) | Penetrometer FT 30*** | $8,311.00MN |
![Brújula minera Brújula minera](images/DQL-100G1TN-.jpg) | Brújula minera*** | $2,535.00MN |
![0-2.5V DC Input Cable 0-2.5V DC Input Cable](images/SP03674TN-.jpg) | 0-2.5V DC Input Cable*** | $727.00MN |
![Brújula Brunton GEO 5010 Brújula Brunton GEO 5010](images/BR05010TN-.jpg) | Brújula Brunton GEO 5010*** | $18,686.00MN |
![2" Enhanced Dielectric Diagonal with SC Adapter 2" Enhanced Dielectric Diagonal with SC Adapter](images/ME07680TN-.jpg) | 2" Enhanced Dielectric Diagonal with SC Adapter*** | $5,325.00MN |
![Digitarium® Theta Pro Projection Portable System Digitarium® Theta Pro Projection Portable System](images/DEDTPPTN-.jpg) | Digitarium® Theta Pro Projection Portable System*** | $1,225,745.00MN |
![10x Hands Free Loupe 10x Hands Free Loupe](images/Lupas-manos-libres-10x-MG13TN-.jpg) | 10x Hands Free Loupe | $340.00MN |
![CELESTRON KIDS MICROSCOPE WITH SMARTPHONE ADAPTER CELESTRON KIDS MICROSCOPE WITH SMARTPHONE ADAPTER](images/CE44119TN-.jpg) | CELESTRON KIDS MICROSCOPE WITH SMARTPHONE ADAPTER*** | $1,757.00MN |
![WD 1400 3-WaterScout Irrigation Station WD 1400 3-WaterScout Irrigation Station](images/SP03685SM13TN-.jpg) | WD 1400 3-WaterScout Irrigation Station*** | $15,819.00MN |
![Adaptador básico para smartphone 1.25" Adaptador básico para smartphone 1.25"](images/CE81035TN-.jpg) | Adaptador básico para smartphone 1.25" | $744.00MN |
![Field Scout Dual Solar/Electric Quantum Meter Field Scout Dual Solar/Electric Quantum Meter](images/SP03415FSETN-.jpg) | Field Scout Dual Solar/Electric Quantum Meter*** | $7,591.00MN |
![Glow Moon & Star Glow Moon & Star](images/YO05215TN-.jpg) | Glow Moon & Star | $193.00MN |
![WindSonic Mounting Pipe Kit WindSonic Mounting Pipe Kit](images/CS17387TN-.png) | WindSonic Mounting Pipe Kit*** | $4,558.00MN |
![Eyepiece SP 4000 15.0mm 1.25" Meade Eyepiece SP 4000 15.0mm 1.25" Meade](images/sp150TN-.JPG) | Eyepiece SP 4000 15.0mm 1.25" Meade*** | $968.00MN |
![GPS eTrex® SE GPS eTrex® SE](images/eTrexSETN-.jpg) | GPS eTrex® SE*** | $8,123.00MN |
![Zero Image Focuser Zero Image Focuser](images/Microenfocador_Meade_07080TN-.jpg) | Zero Image Focuser*** | $8,804.00MN |
![Binocular Wilderness - 8x25 Binocular Wilderness - 8x25](images/ME125021TN-.jpg) | Binocular Wilderness - 8x25*** | $1,413.00MN |
![Digitarium® Theta Basic Projection Portable System Digitarium® Theta Basic Projection Portable System](images/DEDDMXTN-.jpg) | Digitarium® Theta Basic Projection Portable System*** | $754,183.00MN |
![Meade Polaris 114mm German Equatorial Reflector Meade Polaris 114mm German Equatorial Reflector](images/ME216004TN-.jpg) | Meade Polaris 114mm German Equatorial Reflector | $7,798.00MN |
![Fiedl Scout Red/Far Red Meter Fiedl Scout Red/Far Red Meter](images/SP03412TN-.jpg) | Fiedl Scout Red/Far Red Meter*** | $27,801.00MN |
![Conductivity Standard 2.76 mS/cm Conductivity Standard 2.76 mS/cm](images/SP02254TN-.jpg) | Conductivity Standard 2.76 mS/cm*** | $581.00MN |
![Outland X 10x42 Binoculars Outland X 10x42 Binoculars](images/CE71347TN-.jpg) | Outland X 10x42 Binoculars*** | $4,207.00MN |
![2" Orion 13% Transmission Moon Filter 2" Orion 13% Transmission Moon Filter](images/OR05594TN-.png) | 2" Orion 13% Transmission Moon Filter*** | $837.00MN |
![Foodstuffs and their adulterations - 10 slides Foodstuffs and their adulterations - 10 slides](images/KN4935TN-.jpg) | Foodstuffs and their adulterations - 10 slides | $699.00MN |
![Anemómetro for Vantage Pro2 & Vantage Pro ® Anemómetro for Vantage Pro2 & Vantage Pro ®](images/DA06410TN-.jpg) | Anemómetro for Vantage Pro2 & Vantage Pro ®*** | $5,090.00MN |
![Geologic Compass - A Geologic Compass - A](images/GP17-651TN-.jpg) | Geologic Compass - A | $2,131.00MN |
![Neutral-Density Moon Filters, 13% Transmission Neutral-Density Moon Filters, 13% Transmission](images/5662TN-.png) | Neutral-Density Moon Filters, 13% Transmission*** | $764.00MN |
![11lb Counterweight for Atlas & Sirius Mounts 11lb Counterweight for Atlas & Sirius Mounts](images/OR09863TN-.png) | 11lb Counterweight for Atlas & Sirius Mounts*** | $2,903.00MN |