![CONVENTIONAL POCKET TRANSIT CONVENTIONAL POCKET TRANSIT](images/BR02001TN-.jpg) | CONVENTIONAL POCKET TRANSIT*** | $13,646.00MN |
![1.25" Orion Oxygen-III Nebula Eyepiece Filter 1.25" Orion Oxygen-III Nebula Eyepiece Filter](images/OR05581TN-.jpg) | 1.25" Orion Oxygen-III Nebula Eyepiece Filter*** | $3,235.00MN |
![32mm Orion Sirius Plossl Telescope Eyepiece 32mm Orion Sirius Plossl Telescope Eyepiece](images/OR08728TN-.jpg) | 32mm Orion Sirius Plossl Telescope Eyepiece*** | $1,719.00MN |
![4.57" ID Orion Full Aperture Solar Filter 4.57" ID Orion Full Aperture Solar Filter](images/OR07798TN-.jpg) | 4.57" ID Orion Full Aperture Solar Filter*** | $2,895.00MN |
![150 ppm Na+ Standard, 6 - 14mL bottles 150 ppm Na+ Standard, 6 - 14mL bottles](images/HOY022LTN-.jpg) | 150 ppm Na+ Standard, 6 - 14mL bottles*** | $1,804.00MN |
![2000 ppm Na+ Standard, 6 - 14mL bottles 2000 ppm Na+ Standard, 6 - 14mL bottles](images/HOY022HTN-.jpg) | 2000 ppm Na+ Standard, 6 - 14mL bottles*** | $1,804.00MN |
![298mm ID Orion Telescope Tube Rings 298mm ID Orion Telescope Tube Rings](images/OR07377TN-.png) | 298mm ID Orion Telescope Tube Rings*** | $6,773.00MN |
![2" Orion Variable Polarizing Eyepiece Filter 2" Orion Variable Polarizing Eyepiece Filter](images/OR05562TN-.jpg) | 2" Orion Variable Polarizing Eyepiece Filter*** | $1,968.00MN |
![Watch compass Watch compass](images/ccv_18bTN-.jpg) | Watch compass | $41.00MN |
![Replacement Calcium Sensor for LAQUA Twin Replacement Calcium Sensor for LAQUA Twin](images/SP02455LTN-.jpg) | Replacement Calcium Sensor for LAQUA Twin*** | $10,349.00MN |
![1.25" Orion Basic Rack-and-Pinion Focuser 1.25" Orion Basic Rack-and-Pinion Focuser](images/ennfocadorTN-.jpg) | 1.25" Orion Basic Rack-and-Pinion Focuser*** | $2,254.00MN |
![150 ppm Ca2+ Standard, 6 - 14mL bottles 150 ppm Ca2+ Standard, 6 - 14mL bottles](images/SP02460LTN-.jpg) | 150 ppm Ca2+ Standard, 6 - 14mL bottles*** | $3,199.00MN |
![2" Orion 13% Transmission Moon Filter 2" Orion 13% Transmission Moon Filter](images/OR05594TN-.png) | 2" Orion 13% Transmission Moon Filter*** | $837.00MN |
![Brujula Krypton de colgar Negro Brujula Krypton de colgar Negro](images/OK-E17TN-.jpg) | Brujula Krypton de colgar Negro | $61.00MN |
![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 |
![140mm ID Orion Telescope Tube Rings 140mm ID Orion Telescope Tube Rings](images/OR07375TN-.jpg) | 140mm ID Orion Telescope Tube Rings | $1,637.00MN |
![Lantastic Compass Lantastic Compass](images/CC45-3ATN-.jpg) | Lantastic Compass | $255.00MN |
![20mm Orion Expanse Eyepiece 20mm Orion Expanse Eyepiece](images/OR08923TN-.png) | 20mm Orion Expanse Eyepiece*** | $4,053.00MN |
![Maping compass with mirror Maping compass with mirror](images/cck45_6TN-.jpg) | Maping compass with mirror | $436.00MN |
![Self Sticking Car Compass Self Sticking Car Compass](images/OKP-E35TN-.jpg) | Self Sticking Car Compass | $35.00MN |
![1.25" Variable Universal Camera adapter 1.25" Variable Universal Camera adapter](images/OR05262TN-.jpg) | 1.25" Variable Universal Camera adapter*** | $2,096.00MN |
![Clisímetro Geosurv Clisímetro Geosurv](images/GP17-640TN-.jpg) | Clisímetro Geosurv | $2,104.00MN |
![11lb Counterweight for Atlas & Sirius Mounts 11lb Counterweight for Atlas & Sirius Mounts](images/OR09863TN-.png) | 11lb Counterweight for Atlas & Sirius Mounts*** | $2,903.00MN |
![Geologic Compass - A Geologic Compass - A](images/GP17-651TN-.jpg) | Geologic Compass - A*** | $4,262.00MN |
![LAQUA Twin Nitrate Meter LAQUA Twin Nitrate Meter](images/SP02305GLTN-.jpg) | LAQUA Twin Nitrate Meter*** | $25,255.00MN |
![150 ppm K+ DI Standard 150 ppm K+ DI Standard](images/HOY031LTN-.jpg) | 150 ppm K+ DI Standard*** | $1,804.00MN |
![1.25" Orion Luminance/IR Cutoff Astrophotography Filter 1.25" Orion Luminance/IR Cutoff Astrophotography Filter](images/OR05564TN-.jpg) | 1.25" Orion Luminance/IR Cutoff Astrophotography Filter*** | $1,538.00MN |
![Map Compass with Ruler and Lanyard Map Compass with Ruler and Lanyard](images/SNCC40-1TN-.jpg) | Map Compass with Ruler and Lanyard | $143.00MN |
![3.5mm Orion Stratus Wide-Field Eyepiece 3.5mm Orion Stratus Wide-Field Eyepiece](images/OR08241TN-.jpg) | 3.5mm Orion Stratus Wide-Field Eyepiece*** | $9,651.00MN |
![Brújula Brunton GEO 5010 Brújula Brunton GEO 5010](images/BR05010TN-.jpg) | Brújula Brunton GEO 5010*** | $18,686.00MN |
![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 |
![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 |
![LAQUA Twin Sodium Meter LAQUA Twin Sodium Meter](images/SP02500GLTN-.jpg) | LAQUA Twin Sodium Meter*** | $12,628.00MN |
![Handheld Plant Sap Press Handheld Plant Sap Press](images/SP02725TN-.jpg) | Handheld Plant Sap Press*** | $1,114.00MN |
![Brújula minera Brújula minera](images/DQL-100G1TN-.jpg) | Brújula minera*** | $2,535.00MN |
![CONVENTIONAL POCKET TRANSIT CONVENTIONAL POCKET TRANSIT](images/BR02061TN-.jpg) | CONVENTIONAL POCKET TRANSIT*** | $27,291.00MN |
![Medidor de Salinidad SALT, LAQUA TWIN-HORIBA Medidor de Salinidad SALT, LAQUA TWIN-HORIBA](images/HOSAL11TN-.png) | Medidor de Salinidad SALT, LAQUA TWIN-HORIBA*** | $5,836.00MN |
![Altimeter/Barometer Altimeter/Barometer](images/42_4000TN-.jpg) | Altimeter/Barometer*** | $6,538.00MN |
![1.25" Orion Universal Camera Adapter 1.25" Orion Universal Camera Adapter](images/OR05340TN-.jpg) | 1.25" Orion Universal Camera Adapter | $1,208.00MN |
![Milwaukee pH600AQ Digital pH Pen Milwaukee pH600AQ Digital pH Pen](images/PH600TN-.jpg) | Milwaukee pH600AQ Digital pH Pen*** | $1,615.00MN |
![Milwaukee CD611 Digital Conductivity Pen (EC) Milwaukee CD611 Digital Conductivity Pen (EC)](images/CD611TN-.png) | Milwaukee CD611 Digital Conductivity Pen (EC)*** | $1,615.00MN |
![3.0mm Orion Edge-On Planetary Eyepiece 3.0mm Orion Edge-On Planetary Eyepiece](images/OR08884TN-.jpg) | 3.0mm Orion Edge-On Planetary Eyepiece*** | $8,765.00MN |
![COMPRO POCKET TRANSIT COMPRO POCKET TRANSIT](images/BR05007TN-.jpg) | COMPRO POCKET TRANSIT*** | $9,786.00MN |
![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*** | $1,399.00MN |
![Inhabitants of Polluted Waters - 10 slides Inhabitants of Polluted Waters - 10 slides](images/KN4951TN-.jpg) | Inhabitants of Polluted Waters - 10 slides*** | $715.00MN |
![Stereo Microscope CRYSTAL PRO 7.5-45x Stereo Microscope CRYSTAL PRO 7.5-45x](images/KN5424bTN-.jpg) | Stereo Microscope CRYSTAL PRO 7.5-45x*** | $51,870.00MN |
![Human Body Normal Tissues (Part 1) - 10 slides Human Body Normal Tissues (Part 1) - 10 slides](images/KN4983TN-.jpg) | Human Body Normal Tissues (Part 1) - 10 slides | $699.00MN |
![General Biology - 25 slides General Biology - 25 slides](images/KN4976TN-.jpg) | General Biology - 25 slides | $1,630.00MN |
![Plants Reproduction and Propagation - 10 slides Plants Reproduction and Propagation - 10 slides](images/KN4950TN-.jpg) | Plants Reproduction and Propagation - 10 slides | $715.00MN |
![Set for Teaching Biology (Part 1) - 10 slides Set for Teaching Biology (Part 1) - 10 slides](images/KN4950TN-.jpg) | Set for Teaching Biology (Part 1) - 10 slides | $1,431.00MN |
![Lizards, birds and snakes - 10 slides Lizards, birds and snakes - 10 slides](images/KN4950TN-.jpg) | Lizards, birds and snakes - 10 slides | $699.00MN |
![Foodstuffs and their adulterations - 10 slides Foodstuffs and their adulterations - 10 slides](images/KN4935TN-.jpg) | Foodstuffs and their adulterations - 10 slides | $699.00MN |
!["Academy" Microscope 1000x "Academy" Microscope 1000x](images/k5325wTN-.jpg) | "Academy" Microscope 1000x*** | $10,500.00MN |
![Set for Teaching Biology (Part 2) - 10 slides Set for Teaching Biology (Part 2) - 10 slides](images/KN4950TN-.jpg) | Set for Teaching Biology (Part 2) - 10 slides*** | $2,146.00MN |
![Patological human tissues (Part 2) - 10 slides Patological human tissues (Part 2) - 10 slides](images/KN4983TN-.jpg) | Patological human tissues (Part 2) - 10 slides*** | $699.00MN |
![Stereo Microscope CRYSTAL 7.5-45x Stereo Microscope CRYSTAL 7.5-45x](images/KN5425TN-.jpg) | Stereo Microscope CRYSTAL 7.5-45x*** | $25,600.00MN |
![Fishes, frogs and amphibians - 10 slides Fishes, frogs and amphibians - 10 slides](images/KN4950TN-.jpg) | Fishes, frogs and amphibians - 10 slides | $715.00MN |
![Patological human tissues (Part 1) - 10 slides Patological human tissues (Part 1) - 10 slides](images/KN4983TN-.jpg) | Patological human tissues (Part 1) - 10 slides | $699.00MN |
![Atlas cosmico Atlas cosmico](images/gdJH226412TN-.jpg) | Atlas cosmico*** | $172.00MN |
![¿Cómo ves? La luz. Historia de las nebulosas ¿Cómo ves? La luz. Historia de las nebulosas](images/9786070272226TN-.jpg) | ¿Cómo ves? La luz. Historia de las nebulosas | $113.00MN |
![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 |
![Microscopio para Celular Microscopio para Celular](images/1717TN-.jpg) | Microscopio para Celular | $276.00MN |
![Wilderness Spotting Scope – 15-45x65mm Wilderness Spotting Scope – 15-45x65mm](images/ME126000TN-.jpg) | Wilderness Spotting Scope – 15-45x65mm | $4,196.00MN |
![Juego de Química Mi alegría Equipo 3 Juego de Química Mi alegría Equipo 3](images/203-MATN-.jpg) | Juego de Química Mi alegría Equipo 3 | $1,625.00MN |
![Weather Station Mounting Tripod Weather Station Mounting Tripod](images/SP03396TPTN-.jpg) | Weather Station Mounting Tripod | $2,789.00MN |
![Upclose G2 10-30x50 Zoom Porro Binocular Upclose G2 10-30x50 Zoom Porro Binocular](images/CE71260TN-.jpg) | Upclose G2 10-30x50 Zoom Porro Binocular*** | $2,460.00MN |
![Zoology: Invertebrate and Insects - 25 slides Zoology: Invertebrate and Insects - 25 slides](images/KN4980TN-.jpg) | Zoology: Invertebrate and Insects - 25 slides | $1,629.00MN |
![Microscopio Monocular Biológico 40x,100x y 400x Microscopio Monocular Biológico 40x,100x y 400x](images/VE-M1_600x600TN-.jpg) | Microscopio Monocular Biológico 40x,100x y 400x | $4,948.00MN |
![Replacement EC Sensor for LAQUA Twin Replacement EC Sensor for LAQUA Twin](images/SP02242LTN-.jpg) | Replacement EC Sensor for LAQUA Twin*** | $2,760.00MN |
![Milwaukee CD601 Digital Conductivity Pen (EC) Milwaukee CD601 Digital Conductivity Pen (EC)](images/CD601TN-.jpg) | Milwaukee CD601 Digital Conductivity Pen (EC)*** | $807.00MN |
![LAQUA Twin pH Meter LAQUA Twin pH Meter](images/SP02103ALTN-.jpg) | LAQUA Twin pH Meter*** | $4,264.00MN |
![LAQUA Twin EC Meter LAQUA Twin EC Meter](images/SP02205LTN-.jpg) | LAQUA Twin EC Meter*** | $4,023.00MN |
![Soil K+ Kit w/30 Samples Soil K+ Kit w/30 Samples](images/SP02434TN-.jpg) | Soil K+ Kit w/30 Samples*** | $1,424.00MN |
![LAQUA Twin Potassium Meter LAQUA Twin Potassium Meter](images/SP02400GLTN-.jpg) | LAQUA Twin Potassium Meter*** | $13,154.00MN |
![WatchDog Frost Alert Visual Frost Alarm WatchDog Frost Alert Visual Frost Alarm](images/SP03430TN-.jpg) | WatchDog Frost Alert Visual Frost Alarm*** | $6,757.00MN |
![LAQUA Twin Calcium Meter LAQUA Twin Calcium Meter](images/SP02450LTN-.jpg) | LAQUA Twin Calcium Meter*** | $14,373.00MN |
![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 |
![Replacement Nitrate Sensor for LAQUA Twin Replacement Nitrate Sensor for LAQUA Twin](images/SP02345LTN-.jpg) | Replacement Nitrate Sensor for LAQUA Twin*** | $5,174.00MN |
![Horiba Laqua Case for Meters Horiba Laqua Case for Meters](images/HOTWIN6MTN-.jpg) | Horiba Laqua Case for Meters | $3,222.00MN |
![UltraBlock Narrowband Light-Pollution Filters UltraBlock Narrowband Light-Pollution Filters](images/05654TN-.png) | UltraBlock Narrowband Light-Pollution Filters*** | $3,142.00MN |
![ShortTube 80-A Refractor Telescope ShortTube 80-A Refractor Telescope](images/orion-09947TN-.png) | ShortTube 80-A Refractor Telescope*** | $7,923.00MN |
![Wonder Globe (Celestial ) Wonder Globe (Celestial )](images/RPG42808TN-.jpg) | Wonder Globe (Celestial ) | $560.00MN |
![Tube Rings, 116mm ID Tube Rings, 116mm ID](images/07372TN-.jpg) | Tube Rings, 116mm ID*** | $1,304.00MN |
![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 |
![Orion StarMax 90mm TableTop Maksutov-Cassegrain Telescope Orion StarMax 90mm TableTop Maksutov-Cassegrain Telescope](images/OR10022TN-.jpg) | Orion StarMax 90mm TableTop Maksutov-Cassegrain Telescope*** | $10,060.00MN |
![12in Aztec Globe 12in Aztec Globe](images/RPG85295TN-.jpg) | 12in Aztec Globe | $2,138.00MN |
![Tube Rings, 140mm ID Tube Rings, 140mm ID](images/07372TN-.jpg) | Tube Rings, 140mm ID*** | $1,304.00MN |
![Replogle Globe Traveler Globe Blue Replogle Globe Traveler Globe Blue](images/RPG30513TN-.jpg) | Replogle Globe Traveler Globe Blue | $1,069.00MN |
![Stargazer's Deluxe Filter Set 1.25" Stargazer's Deluxe Filter Set 1.25"](images/OR05590TN-.jpg) | Stargazer's Deluxe Filter Set 1.25"*** | $5,374.00MN |
![ShortTube 80-A Refractor Telescope ShortTube 80-A Refractor Telescope](images/orion-09948TN-.png) | ShortTube 80-A Refractor Telescope*** | $3,562.00MN |
![Globo Terráqueo Traveler Antiguo Globo Terráqueo Traveler Antiguo](images/RPG31262TN-.png) | Globo Terráqueo Traveler Antiguo | $1,069.00MN |
![WatchDog Model 2425 Plant Growth Station WatchDog Model 2425 Plant Growth Station](images/SP03685WDTN-.jpg) | WatchDog Model 2425 Plant Growth Station*** | $16,474.00MN |
![WatchDog Model 2400 External Sensor Station WatchDog Model 2400 External Sensor Station](images/SP03685WDTN-.jpg) | WatchDog Model 2400 External Sensor Station*** | $17,920.00MN |
![CELESTRON KIDS MICROSCOPE WITH SMARTPHONE ADAPTER CELESTRON KIDS MICROSCOPE WITH SMARTPHONE ADAPTER](images/CE44119TN-.jpg) | CELESTRON KIDS MICROSCOPE WITH SMARTPHONE ADAPTER*** | $1,757.00MN |
![Poster Mapa del cielo Poster Mapa del cielo](images/SBK-00039TN-.jpg) | Poster Mapa del cielo | $150.00MN |
![Glow Moon & Star Glow Moon & Star](images/YO05215TN-.jpg) | Glow Moon & Star | $193.00MN |
![Moon Poster Moon Poster](images/LPPOSLUNNTN-.gif) | Moon Poster | $112.00MN |
![Portable Laser Leaf Area Meter Portable Laser Leaf Area Meter](images/CI-202TN-.jpg) | Portable Laser Leaf Area Meter*** | $208,036.00MN |
![Military Prismatic Sighting Compass Military Prismatic Sighting Compass](images/SNCC4580TN-.jpg) | Military Prismatic Sighting Compass | $509.00MN |
![COMPRO POCKET TRANSIT COMPASS COMPRO POCKET TRANSIT COMPASS](images/BR05008TN-.jpg) | COMPRO POCKET TRANSIT COMPASS*** | $9,786.00MN |
![Lensatic Compass Lensatic Compass](images/SNCC45-2ATN-.jpg) | Lensatic Compass | $183.00MN |
![Brass Compass In Metal Tin Box Brass Compass In Metal Tin Box](images/SNCG157MB.jpg) | Brass Compass In Metal Tin Box*** | $326.00MN |