ZENIT 312mInstruction Manual

PURPOSE AND ADVANTAGES ZENIT-312m is a 35-mm single lens reflex camera intended for taking various amateur pictures on black-and-white and color films. It can be used for special kinds of photography as well, such as copying, taking close-up pictures of small-size objects at short distances (ultra-close-up photography), taking pictures with the help of a microscope…

instruction

Instructions These instructions will help familiarize you with the Yukon Newtonian Reflector Binocular. The new Yukon binoculars utilize a Newtonian-style reflecting mirror and lens optical system. The folded light path system allows our binocular to provide high resolution and magnification in a compact frame. Yukon Binocular is sold with a tripod mount adapter. SPECIFICATIONS Type…

Night vision binocular “Baigish-12” documentation 

1. GENERAL 1.1 The night vision binocular “Baigish-12” (figure 1) is designed for observation of animate nature and terrain under conditions of an ambient skylight intensity or faint artificial lighting.The night vision binocular “Baigish-12A” (figure 2) is designed for observation in total darkness with the use of infrared (IR) illuminator.The visibility range depends on the…

Suggestions for using the Rubinar (MAKSUTOV) lenses with various cameras.

These suggestions apply equaly to the Rubinar 10/1000, Rubinar 5.6/500 and the Rubinar 4.5/300 lenses. These lenses all are fitted with the standard 42mm male threaded mount which makes them compatible with most “T” ring adapters as well as extension tubes of many maufactureres including Zenit. The lenses were designed around cameras with a flat frontpiece such as the Zenit 122….

Poljot Watches

Poljot & Vostok watches are very popular both in Russia and abroad for a combination of high precision, reliability and modern design. The super Poljot watch movements and design can be compared well with the most famous world watch brand names, but their cost is rather low. Y.A. Gagarin took Poljot watch into the first space flight. The watch successfully…

Optics for Astrophotography

Astrophotography Set Focal length, mm Relative aperture Angular field-of-view, deg Price – Rubinar – 10/1000+Teleconverter TKL-2 2000 1/20 1.25 314 USD order now MTO-11CA+Teleconverter TKL-2 2000 1/20 1.25 290 USD order now Rubinar – 5.6/500+Teleconverter TKL-2 1000 1/11.2 2.5 284 USD order now Rubinar – 4.5/300+Teleconverter TKL-2 600 1/9 4 214 USD order now Rubinar…