Specifications

Brand Name

ujm

Number of Diaphragm Blades

8 Blades

Scene Type

Business, Sports, Architecture, Special, Scenery, Still Life, Travel, People

Launch Date

2020

Type

Fixed Focus Lens

Focus Type

Tele-Prime

High-concerned chemical

None

Origin

Mainland China

Applicable Camera Specifications

Medium Frame DSLR Camera, Medium Frame Mirrorless Camera, APS-C Mirrorless Camera, M4/3 Frame DSLR Camera, Full Frame Mirrorless Camera, Full Frame DSLR Camera, M4/3 Frame Mirrorless Camera, APS-C DSLR Camera

Full Frame

Yes

Focus Mode

Lens Type

Manual

Weight

601g-700g

Package

Yes

Maximum Aperture

f/8

Certification

Use

Camera

Lens UV Filter Size

105mm

Focal Length

900

Product Description

-900mm F/8.0 Mirrorless Lens

Introduction:

This 900mm Manual ultra-telephoto, multi-coated mirror lens is a brand new lens.

Incredibly compact and lightweight, this lens is ideally suited for sports and wildlife photography.

It has a fixed aperture of f/8 which is faster than most other 900mm lenses.

This lens attaches to your camera with the included T-Mount adapter and works with auto focus cameras in manual mode.

This lens is designed and constructed with ED Glass for enhanced dispersion.

It's an excellent addition to any photographer's collection. This lens is a high-quality,computer designed product that incorporates the merits of both reflex optics and refraction optics.

This combination provides the user with an extremely sharp picture with minimum color aberration.

With its tremendous power, this lens is ideally suited for wildlife and sports photography.

Multi-coated high definition optics and an integrated lens hood combine to maintain maximum contrast withreduced glare and reflections. It produces sharper, more intense pictures.

Take incredibly close shots from long range distances. While this lens is designed for high definitiontelephoto photography,

It is also one of the most affordable precision optics available, which allows anyone on any budget to enjoy shooting crisp, clear pictures.

Aluminum alloy construction provides for a lightweight and rugged design that includes a rotating tripod mount, for balance and stability when mounted on a tripod or monopod.

Specification:

Elements/Groups: 8 Elements/8 Groups

Focal Length: 900mm

Fixed Aperture: f/8.0

View: 5 degree

Close-in focusing distance: f2.0

Coating: Multi

Focus Type: Manual

Filter Size Rear: 30.5mm

Filter Size Front: 105mm

Length: 140mm

Diameter: 108mm

Colour:Black

Lens Weight: 645g

-2X Teleconverter Lens

The 2x Professional Multiplier is a high-quality teleconverter that delivers enhanced telephoto versatility.

It multiplies the focal length by 2x, providing an affordable and portable way to extend your cameras reach.

The specialized lens elements virtually eliminate color aberrations.

The anti-reflection coating enhances light transmission efficiency, improves color consistency, and reduces flare.

Works ONLY with compatible T-mount Lenses -- Uses a convenient T-Mount adapter, and is used between your SLR camera and lens

This lens can fit 500mm 800mm 420-800mm & 650-1300mm LENS

Compatible with:

For Canon, Nikon, Pentax, Sony, Olympus Sony A7 A7R A7SII...
For Canon EOS R/R5/R6/RP(choose Canon RF Model)
For Nikon Z mount camera Z5 Z50 Z6 Z6II Z7 Z7II(choose Nikon Z model)

If you are not sure if the lens is suitable for your camera,please contact us for confirm!

Package List

1x 900mm Mirror Lens

1x Front Lens cap

1x Rear Lens cap

1x Leather Bag

1x T2 adapter ring
1x 2X Teleconverter

Pros & Cons

Pros

Incredibly compact and lightweight at 601-700g for a 900mm lens
Fixed f/8 aperture faster than most 900mm lenses
Multi-coated to minimize flare, 8 diaphragm blades for smooth bokeh
Versatile compatibility with adapters for multiple camera brands including full frame

Cons

Manual focus only, no autofocus
Fixed f/8 aperture limits low-light performance
Mirror lens design may produce characteristic donut-shaped bokeh
Requires steady hand or tripod due to long 900mm focal length

Common Questions

What material is the 900mm f/8 mirror lens made from and does it have coatings?

It features a multi-coated mirror lens construction for reduced flare and ghosting, ideal for sports and wildlife photography.

What is the size and weight of this manual prime lens?

Focal length is 900mm with a maximum aperture of f/8, lens UV filter size 105mm, and weight between 601g-700g.

Is this lens compatible with Canon, Nikon, and other DSLRs?

Yes, includes T2 adapter for Canon, Nikon, Pentax, Olympus, Sony, Fuji DSLRs and mirrorless cameras including full frame, APS-C, M4/3.

How do you use this fixed focus telephoto lens?

Manual focus only (MF), fixed aperture f/8, suited for telephoto shots in business, sports, scenery, with 2x teleconverter for extended reach.

What shipping options are available for this lens package?

Package includes lens, 2x teleconverter, T2 adapter; standard shipping from Mainland China with CE certification.

Camera Manual Prime Mirror Lens+2X Teleconverter+T2 Adapter for Canon Nikon Pentax Olympus Sony Fuji DSLR