Αποτελέσματα αναζήτησης για: «trac»

This is a Dall-Kirkham optical design with coatings that are optimized to transmit in infrared or ultra violet wavelengt...

This is a Dall-Kirkham optical design with coatings that are optimized to transmit in infrared or ultra violet wavelengt...

This is a Dall-Kirkham optical design with coatings that are optimized to transmit in infrared or ultra violet wavelengt...

This is a Dall-Kirkham optical design with coatings that are optimized to transmit in infrared or ultra violet wavelengt...

Six solid, different bore size motor couplers are provided so you can select the coupler that fits your focuser’s shaft...

In comparison to conventional crayford or rack & pinion drives, this micro-geared movement has zero backlash, zero...

Experienced hunters can always rely on their senses. Nevertheless, with the right equipment, they can go further than th...

Experienced hunters can always rely on their senses. Nevertheless, with the right equipment, they can go further than th...

Experienced hunters can always rely on their senses. Nevertheless, with the right equipment, they can go further than th...

Experienced hunters can always rely on their senses. Nevertheless, with the right equipment, they can go further than th...

The 645RD QE0.72x focal reducer is a high-performance reducer that further enhances the attractiveness of the FSQ-106EDX...

The phase contrast device is used in the phase contrast microscopy to observe transparent low-contrast samples that are...

This is a Dall-Kirkham optical design with coatings that are optimized to transmit in infrared wavelengths. There are no...

This dovetail bar connects to the top of the Rowe-Ackermann Schmidt Astrograph 8, and allows attachment of accessories t...

A high quality CNC-machined 10:1 dual-speed Crayford focuser designed as a direct replacement/upgrade for the rack &...

For Epsilon-130D users who want to shoot at longer focal lengths than the native 430mm, Takahashi offers a 1.5x extender...

The camera makes it easy to work with samples that are moving and is suitable for classroom demonstrations. The high-spe...

The 20" CDK is a revolutionary new telescope optical system that is designed to excel at imaging on large format CCD cam...

The FlatMaster 150L is Pegasus Astro's new LED flatfield panel that provides a uniform source of illumination up to 150m...

The objective is designed for observations in transmitted polarized light. The special optics of the strain-free polariz...