Care & Field Gear

This large carrying is dust proof andwater proof and suitable for carrying and shipping professional gear. Versions are available with different cu...

Protects T2 Quick Changer from Dust and Moisture Durable Molded Plastic Construction Ensures a Clean Optical Path Designed for a Secure, Precise F...

Fits female T-2 (M42x0.75) threads Male (outer) thread design Protects optics and sensors from dust Prevents damage to delicate threads Descrip...

Threads into any female M68x1 port Durable all-metal construction Protects threads and optics from dust and damage Knurled edge for a secure grip ...

Durable Metal Construction M68x1 Female (Internal) Thread Secure, Thread-On Fit Protects Optics and Threads from Dust Native Component of the Baad...

Fits Celestron 4", 5", 6" NexStar SE/Evolution scopes with mount Protects 8" Schmidt-Cassegrain or EdgeHD optical tubes External Dimensions: 584mm...

Brightness is continously dimmable, thus the contrast can be set optimally Precise pinhole with 22 µm diameter for exact results yet sufficient li...

Primary collimation Knobs: Black plastic, 16 mm (5/8”) diameter Threads: Stainless steel Primary Lock Knobs: Red plastic, 16 mm (5/8”) diamete...

Single deep red beam operates at 635nm. The Howie Glatter Holographic Laser Collimator incorporates a solid state laser diode that does not fade o...

This 532nm Green collimator version is much brighter than the red ones (632nm or 650nm). In most circumstances it is overly bright for night time ...

Single red beam operates at 650nm. The Howie Glatter Laser Collimator incorporates a solid state laser diode that does not fade or change with tim...

Pure Red LED Emitter: Provides illumination that won't spoil your night vision, critical for visual observing and astrophotography. Compact "Min...

Precise Newtonian & SCT Collimation Fits Standard 1.25" Focusers and Diagonals Bright Internal Surface for Viewing Mirror Reflections Integrat...

Glow-in-the-dark luminous planisphere shows the sky for any date and time Covers the night sky for 10 years, from 2020 through 2029 Includes 24 pa...

Synchronizes computer time to UTC via GPS Achieves timing accuracy of +/- 2 milliseconds Ultra-compact dimensions: 70 mm x 40 mm x 18 mm Lightweig...

A Practical Guide for Beginners Covers Equipment Setup Explains Data Acquisition Details Calibration Techniques Focuses on Real-World Application ...

Foundational text from the 2003 Oléron Pro/Am astrophysics school In-depth chapter on the physics of optical spectroscopy Covers the design of ama...

Interfaces with camera's high-speed 6-pin GPIO port Provides safe, buffered access to FPGA signals User-configurable VCC supports logic levels fro...

Language: French Author: François Cochard (Co-founder of Shelyak Instruments) Focus: Practical guide for slit-based spectroscopy Prerequisites: No...

Interior: 26.9 x 13.3 x 6.2 in (68.3 x 33.8 x 15.7 cm) | Exterior: 29.9 x 16.2 x 7.3 in (75.9 x 41.1 x 18.5 cm) | Weight: 10.8 lb (4.9 kg) Waterpr...