Products

Go oiseaux ! Calendrier Oiseaux du Québec 2026 C'est déjà la 11e édition du calendrier des oiseaux du Québec Go oiseaux! Youppi! Il est praticulièr...

Guide d'identification des Minéraux Comment différencier l’or de la pyrite (« l’or des fous ») ? Un météorite d’une roche terrestre ? Un rubis d’un...

Guide Éclair - Arbres du Québec (FR) Dozens and dozens of species found in Quebec are illustrated and briefly explained in these small guides that ...

Guide Éclair - Champignons du Québec (FR) Dozens and dozens of species found in Quebec are illustrated and briefly explained in these compact guide...

Guide Éclair - Constellations Hémisphère Nord (FR) Dozens and dozens of constellations are illustrated and explained briefly in these little guides...

Guide Éclair - Insectes du Québec (FR) Dozens and dozens of species found in Quebec are illustrated and briefly explained in these small guides tha...

Guide Éclair - Minéraux du Québec (FR) Dozens and dozens of species found in Quebec are illustrated and briefly explained in these small guides tha...

Guide Éclair - Papillons du Québec (FR) Dozens and dozens of species found in Quebec are illustrated and briefly explained in these small guides ...

Guide Éclair - Poissons du Québec (FR) Dozens and dozens of species found in Quebec are illustrated and briefly explained in these small guides tha...

Guide Éclair - Traces d'animaux du Québec (FR) Des dizaines et des dizaines d’espèces que l’on trouve au Québec sont illus­trées et expliquées briè...

Guide pratique pour (bien) débuter en spectroscopie astronomique, by François Cochard  This book has been written by François Cochard, general ma...

Hinode 8×25-T2 Binoculars The Hinode 8×25-T2 binoculars are compact, lightweight binoculars designed for clear and comfortable viewing during outdo...

Hinode Binoculars 8x42-D1 Effective diameter of objective lens : 42mm (ED lens) Magnification : 8x Actual field of view : 7.5 degrees Eye relief :...

HoTech 1.25" Reflector Mirror Additional HoTech 1.25" Reflector Mirror for Advanced CT Laser Collimator. Double-pass the lasers through the entire ...

HoTech 1.25" SCA Crosshair Laser Collimator The HoTech 1.25″ SCA Crosshair Laser Collimator separates itself from all other laser collimators with ...

HoTech 1.25" SCA Dot Laser Collimator The HoTech 1.25" SCA Dot Laser Collimator separates itself from all other laser collimators with its innovati...

HoTech 2" Reflector Mirror Additional HoTech 2" Reflector Mirror for Advanced CT Laser Collimator. Double-pass the lasers through the entire telesc...

HoTech 2" SCA Crosshair Laser Collimator The HoTech 2" SCA Crosshair Laser Collimator separates itself from all other laser collimators with its in...

HoTech 2" SCA Dot Laser Collimator The HoTech 2" SCA Dot Laser Collimator separates itself from all other laser collimators with its innovative sel...

HoTech Advanced CT Laser Collimator for 1.25" Focuser Innovation Brings Affordable and Portable Collimation Into Reality Since the invention of the...

HoTech Advanced CT Laser Collimator for 2" Focuser Innovation Brings Affordable and Portable Collimation Into Reality Since the invention of the Ca...

Hotech Astro Aimer G3 FeatureWater Resistant for all Weather ConditionNow you can take your Astro Aimer to anywhere, including the dewiest of sta...

HoTech HyperStar Laser Collimator This patented HoTech HyperStar Laser Collimator elevates the HyperStar collimation into a new dimension. Accurate...

HoTech HyperStar Laser Collimator Upgrade Kit For users already purchased the Advanced CT Laser Collimator, you may purchase the corresponding HoTe...

HoTech SCA Field Flattener 2" High Quality Optics Designed for Refractor Telescopes The HoTech SCA Field Flattener 2" is fully multi-coated on two-...

HoTech SCA T-Adapter 1.25" The Self-Centering Adapter (SCA) mechanism provides repeatable and reliable connection between your telescope and the ca...

HoTech SCA T-Adapter 2" The Self-Centering Adapter (SCA) mechanism provides repeatable and reliable connection between your telescope and the camer...

Houdini 12 mm 86° Coma-Correcting Eyepiece 12 mm 86° coma-correcting eyepiece for Newtonian telescopes. Well-corrected ultra-wide 86° field with ...

Houdini 20 mm 86° Coma-Correcting Eyepiece The world's first coma-correcting eyepiece for Newtonian telescopes. Well-corrected ultra-wide 86° fie...

Houdini 30 mm 80° Coma-Correcting Eyepiece With its coma-corrected 80° field, this 30 mm eyepiece delivers the widest fully corrected true field of...

Houdini 7 mm 86° Coma-Correcting Eyepiece 7 mm 86° coma-correcting eyepiece for Newtonian telescopes. Well-corrected ultra-wide 86° field with s...

Houdini 9 mm 86° Coma-Correcting Eyepiece 9 mm 86° coma-correcting eyepiece for Newtonian telescopes. Well-corrected ultra-wide 86° field with sh...

Howie Glatter 1.25" Laser Collimator When it comes to lasers and collimation, one of the most trusted names in the business is guru Howie Glatter. ...

Howie Glatter 1.25"-2" Laser Collimator When I started manufacturing laser collimators I realized that in order to produce consistent and accurate ...

Howie Glatter 2" Laser Collimator Inside the collimator is a solid-state laser diode, which emits an intense laser beam through a front aperture, e...

Howie Glatter Concentric Circle Projection Attachment When it comes to lasers and collimation, one of the most trusted names in the business is gur...